Check out your batch code: 6VAX-F ADEN ADEN_4_7 ANTH BCG CEE CHOL COVID19 COVID19-2 DF DPIPV DPP DT DTAP DTAPH DTAPHEPBIP DTAPIPV DTAPIPVHIB DTIPV DTOX DTP DTPHEP DTPHIB DTPIHI DTPIPV DTPPHIB DTPPVHBHPB EBZR FLU(H1N1) FLU3 FLU4 FLUA3 FLUA4 FLUC3 FLUC4 FLUN(H1N1) FLUN3 FLUN4 FLUR3 FLUR4 FLUX FLUX(H1N1) H5N1 HBHEPB HBPV HEP HEPA HEPAB HEPATYP HIBV HPV2 HPV4 HPV9 HPVX IPV JEV JEV1 JEVX LYME MEA MEN MENB MENHIB MER MM MMR MMRV MNC MNQ MNQHIB MU MUR OPV PER PLAGUE PNC PNC10 PNC13 PNC15 PNC20 PPV RAB RUB RV RV1 RV5 RVX SMALL SMALLMNK SSEV TBE TD TDAP TDAPIPV TTOX TYP UNK VARCEL VARZOS YF or view a table of all batch codes 11-beta-hydroxylase deficiency 17-hydroxyprogesterone 17-hydroxyprogesterone increased 21-hydroxylase deficiency 3-Dimensional vasculography 5'nucleotidase 5'nucleotidase increased 5-alpha reductase inhibition therapy 5-hydroxyindolacetic acid 5-hydroxyindolacetic acid in urine 5-hydroxyindolacetic acid in urine decreased 5q minus syndrome ABO incompatibility ACTH stimulation test ACTH stimulation test abnormal ACTH stimulation test normal ADAMTS13 activity abnormal ADAMTS13 activity assay ADAMTS13 activity decreased ADAMTS13 activity increased ADAMTS13 activity normal ADAMTS13 inhibitor screen assay AIDS encephalopathy AIDS related complication ALK gene rearrangement positive APACHE II score ASAH1 related disorder ASIA syndrome AST to platelet ratio index AST to platelet ratio index increased AST/ALT ratio AST/ALT ratio abnormal ASXL1 gene mutation Abasia Abdomen crushing Abdomen scan Abdomen scan normal Abdominal X-ray Abdominal abscess Abdominal adhesions Abdominal bruit Abdominal cavity drainage Abdominal compartment syndrome Abdominal discomfort Abdominal distension Abdominal exploration Abdominal fat apron Abdominal hernia Abdominal hernia obstructive Abdominal hernia repair Abdominal incarcerated hernia Abdominal infection Abdominal injury Abdominal lymphadenopathy Abdominal mass Abdominal migraine Abdominal neoplasm Abdominal operation Abdominal pain Abdominal pain lower Abdominal pain upper Abdominal rebound tenderness Abdominal rigidity Abdominal sepsis Abdominal symptom Abdominal tenderness Abdominal wall abscess Abdominal wall cyst Abdominal wall disorder Abdominal wall haematoma Abdominal wall haemorrhage Abdominal wall infection Abdominal wall mass Abdominal wall neoplasm malignant Abdominal wall oedema Abdominal wall operation Abdominal wall wound Abdominal wound dehiscence Abdominoplasty Aberrant aortic arch Aberrant motor behaviour Abiotrophia defectiva endocarditis Ablepharon macrostomia syndrome Abnormal DNA methylation Abnormal behaviour Abnormal clotting factor Abnormal cord insertion Abnormal dreams Abnormal faeces Abnormal involuntary movement scale Abnormal labour Abnormal labour affecting foetus Abnormal loss of weight Abnormal menstrual clots Abnormal organ growth Abnormal palmar/plantar creases Abnormal precordial movement Abnormal product of conception Abnormal sensation in eye Abnormal sleep-related event Abnormal uterine bleeding Abnormal weight gain Abnormal withdrawal bleeding Aborted pregnancy Abortion Abortion complete Abortion complicated Abortion early Abortion incomplete Abortion induced Abortion induced complete Abortion induced incomplete Abortion infected Abortion late Abortion missed Abortion of ectopic pregnancy Abortion spontaneous Abortion spontaneous complete Abortion spontaneous incomplete Abortion threatened Abscess Abscess bacterial Abscess drainage Abscess fungal Abscess intestinal Abscess jaw Abscess limb Abscess management Abscess neck Abscess of external auditory meatus Abscess of eyelid Abscess of salivary gland Abscess oral Abscess rupture Abscess soft tissue Abscess sterile Absence of immediate treatment response Absent bowel movement Abstains from alcohol Abstains from recreational drugs Abulia Acalculia Acanthamoeba keratitis Acantholysis Acanthoma Acanthosis Acanthosis nigricans Acardia Acariasis Acarodermatitis Accelerated hypertension Accelerated idioventricular rhythm Acceleromyography Accessory auricle Accessory cardiac pathway Accessory muscle Accessory nerve disorder Accessory spleen Accident Accident at home Accident at work Accidental death Accidental exposure Accidental exposure to product Accidental exposure to product by child Accidental exposure to product packaging Accidental needle stick Accidental overdose Accidental underdose Accommodation disorder Acetabulum fracture Acetonaemia Acetonaemic vomiting Acetylcholinesterase deficiency Achenbach syndrome Achlorhydria Achromobacter infection Achromotrichia acquired Acid base balance Acid base balance abnormal Acid base balance normal Acid fast bacilli infection Acid fast stain negative Acid haemolysin test Acid haemolysin test negative Acid hemolysin test Acid hemolysin test negative Acid peptic disease Acid-base balance disorder mixed Acidosis Acidosis hyperchloraemic Acinetobacter bacteraemia Acinetobacter infection Acinetobacter sepsis Acinetobacter test Acinetobacter test positive Acinic cell carcinoma of salivary gland Acne Acne conglobata Acne cystic Acne fulminans Acne infantile Acne pustular Acne varioliformis Acoustic neuritis Acoustic neuroma Acoustic shock Acoustic stimulation tests Acoustic stimulation tests abnormal Acoustic stimulation tests normal Acquired Von Willebrand's disease Acquired amegakaryocytic thrombocytopenia Acquired antithrombin III deficiency Acquired blaschkoid dermatitis Acquired cardiac septal defect Acquired claw toe Acquired diaphragmatic eventration Acquired dysfibrinogenaemia Acquired epidermolysis bullosa Acquired epileptic aphasia Acquired factor VIII deficiency Acquired gene mutation Acquired haemophilia Acquired immunodeficiency syndrome Acquired macroglossia Acquired oesophageal web Acquired phimosis Acquired plagiocephaly Acquired syringomyelia Acral peeling skin syndrome Acrochordon Acrodermatitis Acrodermatitis chronica atrophicans Acrodermatitis enteropathica Acrodynia Acrophobia Actinic cheilitis Actinic elastosis Actinic keratosis Actinomyces test positive Actinomycosis Action tremor Activated partial thromboplastin time Activated partial thromboplastin time abnormal Activated partial thromboplastin time normal Activated partial thromboplastin time prolonged Activated partial thromboplastin time ratio Activated partial thromboplastin time ratio fluctuation Activated partial thromboplastin time ratio normal Activated partial thromboplastin time shortened Activated protein C resistance Activated protein C resistance test Activated protein C resistance test positive Activation syndrome Activities of daily living impaired Acupuncture Acute HIV infection Acute abdomen Acute aortic syndrome Acute aseptic arthritis Acute cardiac event Acute chest syndrome Acute coronary syndrome Acute cutaneous lupus erythematosus Acute disseminated encephalomyelitis Acute endocarditis Acute fatty liver of pregnancy Acute febrile neutrophilic dermatosis Acute flaccid myelitis Acute generalised exanthematous pustulosis Acute graft versus host disease Acute graft versus host disease in intestine Acute graft versus host disease in skin Acute haemorrhagic conjunctivitis Acute haemorrhagic leukoencephalitis Acute haemorrhagic oedema of infancy Acute haemorrhagic ulcerative colitis Acute hepatic failure Acute hepatitis B Acute hepatitis C Acute interstitial pneumonitis Acute kidney injury Acute left ventricular failure Acute leukaemia Acute lung injury Acute lymphocytic leukaemia Acute lymphocytic leukaemia recurrent Acute macular neuroretinopathy Acute macular outer retinopathy Acute megakaryocytic leukaemia Acute monocytic leukaemia Acute motor axonal neuropathy Acute motor-sensory axonal neuropathy Acute myeloid leukaemia Acute myeloid leukaemia recurrent Acute myeloid leukaemia refractory Acute myelomonocytic leukaemia Acute myocardial infarction Acute oesophageal mucosal lesion Acute on chronic liver failure Acute phase reaction Acute polyneuropathy Acute post asthmatic amyotrophy Acute promyelocytic leukaemia Acute psychosis Acute pulmonary oedema Acute respiratory distress syndrome Acute respiratory failure Acute right ventricular failure Acute sinusitis Acute stress disorder Acute tonsillitis Acute vestibular syndrome Acute zonal occult outer retinopathy Adactyly Adams-Stokes syndrome Addison's disease Adductor vocal cord weakness Adenine phosphoribosyl transferase deficiency Adenocarcinoma Adenocarcinoma gastric Adenocarcinoma metastatic Adenocarcinoma of colon Adenocarcinoma of the cervix Adenocarcinoma pancreas Adenoid cystic carcinoma Adenoidal disorder Adenoidal hypertrophy Adenoidectomy Adenoiditis Adenoma benign Adenomatous polyposis coli Adenomyosis Adenopathy syphilitic Adenosine deaminase Adenosine deaminase decreased Adenosine deaminase deficiency Adenosine deaminase increased Adenosine deaminase normal Adenotonsillectomy Adenoviral conjunctivitis Adenoviral meningitis Adenovirus infection Adenovirus reactivation Adenovirus test Adenovirus test positive Adhesiolysis Adhesion Adhesive tape use Adiposis dolorosa Adjusted calcium Adjusted calcium increased Adjustment disorder Adjustment disorder with anxiety Adjustment disorder with depressed mood Adjustment disorder with mixed anxiety and depressed mood Administration related reaction Administration site abscess Administration site abscess sterile Administration site acne Administration site bruise Administration site calcification Administration site cellulitis Administration site coldness Administration site cyst Administration site discharge Administration site discolouration Administration site discomfort Administration site dysaesthesia Administration site erythema Administration site extravasation Administration site haematoma Administration site haemorrhage Administration site hyperaesthesia Administration site hypersensitivity Administration site hypoaesthesia Administration site indentation Administration site induration Administration site infection Administration site inflammation Administration site irritation Administration site joint erythema Administration site joint movement impairment Administration site joint pain Administration site lymphadenopathy Administration site movement impairment Administration site necrosis Administration site nerve damage Administration site nodule Administration site odour Administration site oedema Administration site pain Administration site papule Administration site pruritus Administration site rash Administration site reaction Administration site recall reaction Administration site swelling Administration site urticaria Administration site warmth Administration site wound Adnexa uteri cyst Adnexa uteri mass Adnexa uteri pain Adnexal torsion Adoption Adrenal adenoma Adrenal cortex necrosis Adrenal disorder Adrenal gland cancer Adrenal gland cancer metastatic Adrenal gland operation Adrenal haemorrhage Adrenal insufficiency Adrenal mass Adrenal medulla hyperfunction Adrenal neoplasm Adrenal suppression Adrenalectomy Adrenalitis Adrenergic syndrome Adrenocortical insufficiency acute Adrenocortical insufficiency chronic Adrenocortical steroid therapy Adrenocorticotropic hormone deficiency Adrenogenital syndrome Adrenoleukodystrophy Adrenomegaly Adult T-cell lymphoma/leukaemia Adult failure to thrive Advanced sleep phase Adverse drug reaction Adverse event Adverse event following immunisation Adverse food reaction Adverse reaction Aerococcus urinae infection Aeromonas infection Aerophagia Aerophobia Affect lability Affective ambivalence Affective disorder African trypanosomiasis Afterbirth pain Age-related macular degeneration Ageusia Agglutination test Aggression Agitated depression Agitation Agitation neonatal Agnosia Agonal death struggle Agonal respiration Agonal rhythm Agoraphobia Agranulocytosis Agraphia Aicardi's syndrome Air embolism Airway burns Airway complication of anaesthesia Airway patency device insertion Airway peak pressure Airway peak pressure increased Airway secretion clearance therapy Akathisia Akinaesthesia Akinesia Alagille syndrome Alanine aminotransferase Alanine aminotransferase abnormal Alanine aminotransferase decreased Alanine aminotransferase increased Alanine aminotransferase normal Albumin CSF Albumin CSF abnormal Albumin CSF decreased Albumin CSF increased Albumin CSF normal Albumin globulin ratio Albumin globulin ratio abnormal Albumin globulin ratio decreased Albumin globulin ratio increased Albumin globulin ratio normal Albumin urine Albumin urine absent Albumin urine present Albuminuria Alcohol abuse Alcohol induced persisting dementia Alcohol interaction Alcohol intolerance Alcohol poisoning Alcohol problem Alcohol test Alcohol test false positive Alcohol test negative Alcohol test positive Alcohol use Alcohol use disorder Alcohol withdrawal syndrome Alcoholic Alcoholic hangover Alcoholic liver disease Alcoholic pancreatitis Alcoholic psychosis Alcoholic seizure Alcoholism Aldolase Aldolase abnormal Aldolase decreased Aldolase increased Aldolase normal Aldosterone urine Alexia Alice in wonderland syndrome Alien limb syndrome Alkalosis Alkalosis hypokalaemic Allen's test Allergic bronchitis Allergic bronchopulmonary mycosis Allergic colitis Allergic cough Allergic gastroenteritis Allergic granulomatous angiitis Allergic hepatitis Allergic oedema Allergic pharyngitis Allergic reaction to excipient Allergic respiratory disease Allergic respiratory symptom Allergic sinusitis Allergy alert test Allergy prophylaxis Allergy test Allergy test negative Allergy test positive Allergy to animal Allergy to arthropod bite Allergy to arthropod sting Allergy to chemicals Allergy to metals Allergy to plants Allergy to surgical sutures Allergy to synthetic fabric Allergy to vaccine Allergy to venom Allodynia Allogenic stem cell transplantation Alloimmune hepatitis Alloimmunisation Alopecia Alopecia areata Alopecia effluvium Alopecia totalis Alopecia universalis Alpha 1 foetoprotein Alpha 1 foetoprotein abnormal Alpha 1 foetoprotein amniotic fluid Alpha 1 foetoprotein amniotic fluid increased Alpha 1 foetoprotein amniotic fluid normal Alpha 1 foetoprotein decreased Alpha 1 foetoprotein increased Alpha 1 foetoprotein normal Alpha 1 globulin Alpha 1 globulin abnormal Alpha 1 globulin decreased Alpha 1 globulin increased Alpha 1 globulin normal Alpha 1 microglobulin Alpha 1 microglobulin increased Alpha 2 globulin Alpha 2 globulin abnormal Alpha 2 globulin increased Alpha globulin decreased Alpha globulin increased Alpha haemolytic streptococcal infection Alpha hydroxybutyrate dehydrogenase Alpha hydroxybutyrate dehydrogenase increased Alpha tumour necrosis factor Alpha tumour necrosis factor increased Alpha-1 acid glycoprotein increased Alpha-1 acid glycoprotein normal Alpha-1 anti-trypsin Alpha-1 anti-trypsin decreased Alpha-1 anti-trypsin deficiency Alpha-1 anti-trypsin increased Alpha-1 anti-trypsin normal Alpha-1 antitrypsin deficiency Alpha-2 macroglobulin Alpha-2 macroglobulin increased Alphavirus test Altered pitch perception Altered state of consciousness Altered visual depth perception Aluminium overload Alveolar lung disease Alveolar osteitis Alveolar oxygen partial pressure Alveolar oxygen partial pressure decreased Alveolar proteinosis Alveolar rhabdomyosarcoma Alveolar-arterial oxygen gradient Alveolitis Alveolitis allergic Alveolitis fibrosing Amaurosis Amaurosis fugax Ambidexterity Amblyopia Amblyopia strabismic Amegakaryocytic thrombocytopenia Amenorrhoea American Society of Anesthesiologists physical status classification American trypanosomiasis Amimia Amino acid level Amino acid level abnormal Amino acid level decreased Amino acid level increased Amino acid level normal Amino acid metabolism disorder Aminoaciduria Aminopyrine breathing test Ammonia Ammonia decreased Ammonia increased Ammonia normal Amnesia Amnestic disorder Amniocentesis Amniocentesis abnormal Amniocentesis normal Amniorrhexis Amniorrhoea Amniotic band syndrome Amniotic cavity disorder Amniotic cavity infection Amniotic fluid index Amniotic fluid index abnormal Amniotic fluid index decreased Amniotic fluid index increased Amniotic fluid volume Amniotic fluid volume decreased Amniotic fluid volume increased Amniotic membrane rupture test Amniotic membrane rupture test positive Amoeba test negative Amoeba test positive Amoebiasis Amoebic dysentery Amoebic serology positive Amphetamines Amphetamines positive Amplified musculoskeletal pain syndrome Amputation Amputation stump pain Amylase Amylase decreased Amylase increased Amylase normal Amyloid related imaging abnormalities Amyloid related imaging abnormality-microhaemorrhages and haemosiderin deposits Amyloid related imaging abnormality-oedema/effusion Amyloidosis Amyotrophic lateral sclerosis Amyotrophy Anaemia Anaemia folate deficiency Anaemia haemolytic autoimmune Anaemia macrocytic Anaemia megaloblastic Anaemia neonatal Anaemia of chronic disease Anaemia of malignant disease Anaemia of pregnancy Anaemia postoperative Anaemia vitamin B12 deficiency Anaesthesia Anaesthesia dolorosa Anaesthesia oral Anaesthetic complication Anaesthetic complication neurological Anal abscess Anal atresia Anal blister Anal cancer Anal cancer stage 0 Anal candidiasis Anal chlamydia infection Anal dilatation Anal discomfort Anal eczema Anal erythema Anal examination Anal examination abnormal Anal fissure Anal fissure excision Anal fissure haemorrhage Anal fistula Anal fungal infection Anal gonococcal infection Anal haemorrhage Anal hypoaesthesia Anal incontinence Anal infection Anal inflammation Anal injury Anal pap smear Anal pap smear abnormal Anal paraesthesia Anal polyp Anal prolapse Anal pruritus Anal rash Anal sex Anal skin tags Anal spasm Anal sphincter atony Anal sphincter hypertonia Anal stenosis Anal ulcer Analgesic drug level Analgesic drug level increased Analgesic drug level therapeutic Analgesic effect Analgesic therapy Anamnestic reaction Anaphylactic reaction Anaphylactic shock Anaphylactoid reaction Anaphylactoid shock Anaphylactoid syndrome of pregnancy Anaphylaxis prophylaxis Anaphylaxis treatment Anaplastic astrocytoma Anaplastic large cell lymphoma T- and null-cell types Anaplastic large-cell lymphoma Anaplastic lymphoma kinase gene mutation Anaplastic lymphoma receptor tyrosine kinase assay Anaplastic thyroid cancer Anastomotic leak Anastomotic ulcer Androgen deficiency Androgenetic alopecia Androgens Androgens abnormal Androgens increased Anembryonic gestation Anencephaly Aneurysm Aneurysm arteriovenous Aneurysm repair Aneurysm ruptured Aneurysm thrombosis Aneurysmal bone cyst Angelman's syndrome Anger Angina bullosa haemorrhagica Angina pectoris Angina unstable Anginal equivalent Angiocardiogram Angiocentric lymphoma Angiodermatitis Angioedema Angiofibroma Angiogram Angiogram abnormal Angiogram cerebral Angiogram cerebral abnormal Angiogram cerebral normal Angiogram normal Angiogram peripheral Angiogram peripheral abnormal Angiogram peripheral normal Angiogram pulmonary Angiogram pulmonary abnormal Angiogram pulmonary normal Angiogram retina Angiogram retina abnormal Angiogram retina normal Angioimmunoblastic T-cell lymphoma Angioimmunoblastic T-cell lymphoma recurrent Angioimmunoblastic T-cell lymphoma stage III Angiokeratoma Angiolipoma Angiomyolipoma Angioneurotic oedema Angiopathy Angioplasty Angiosarcoma Angioscopy Angiotensin I Angiotensin I normal Angiotensin II Angiotensin II abnormal Angiotensin II increased Angiotensin II receptor type 1 antibody positive Angiotensin converting enzyme Angiotensin converting enzyme abnormal Angiotensin converting enzyme decreased Angiotensin converting enzyme increased Angiotensin converting enzyme normal Angle closure glaucoma Angular cheilitis Anhedonia Anhidrosis Animal attack Animal bite Animal scratch Animal-assisted therapy Anion gap Anion gap abnormal Anion gap decreased Anion gap increased Anion gap normal Anisakiasis Aniseikonia Anisocoria Anisocytosis Anisomastia Anisometropia Ankle brachial index Ankle brachial index abnormal Ankle brachial index normal Ankle deformity Ankle fracture Ankle operation Ankyloglossia congenital Ankylosing spondylitis Annular elastolytic giant cell granuloma Anodontia Anogenital dysplasia Anogenital warts Anomalous atrioventricular excitation Anomalous pulmonary venous connection Anomaly of external ear congenital Anophthalmos Anorectal discomfort Anorectal disorder Anorectal infection Anorectal manometry Anorectal swelling Anorectal ulcer Anorexia Anorexia nervosa Anorgasmia Anosmia Anosognosia Anotia Anovulatory cycle Anoxia Anoxic encephalopathy Antacid therapy Antepartum haemorrhage Anterior capsule contraction Anterior chamber cell Anterior chamber disorder Anterior chamber flare Anterior chamber inflammation Anterior chamber opacity Anterior cord syndrome Anterior interosseous syndrome Anterior segment ischaemia Anterior spinal artery syndrome Anterograde amnesia Anti B antibody Anti factor V antibody Anti factor VIII antibody increased Anti factor VIII antibody negative Anti factor VIII antibody positive Anti factor VIII antibody test Anti factor X activity Anti factor X antibody Anti factor Xa activity decreased Anti factor Xa assay normal Anti-GAD antibody Anti-GAD antibody negative Anti-GAD antibody positive Anti-HBc IgM antibody positive Anti-HBc antibody negative Anti-HBc antibody positive Anti-HBe antibody negative Anti-HBe antibody positive Anti-HBs antibody Anti-HBs antibody negative Anti-HBs antibody positive Anti-HLA antibody test Anti-HLA antibody test positive Anti-IA2 antibody Anti-JC virus antibody index Anti-Muellerian hormone level Anti-Muellerian hormone level decreased Anti-Muellerian hormone level normal Anti-NMDA antibody Anti-NMDA antibody negative Anti-NMDA antibody positive Anti-RNA polymerase III antibody Anti-RNA polymerase III antibody negative Anti-SRP antibody positive Anti-SS-A antibody Anti-SS-A antibody negative Anti-SS-A antibody positive Anti-SS-B antibody Anti-SS-B antibody positive Anti-VGCC antibody Anti-VGCC antibody negative Anti-VGCC antibody positive Anti-VGKC antibody Anti-VGKC antibody negative Anti-VGKC antibody positive Anti-actin antibody Anti-aquaporin-4 antibody Anti-aquaporin-4 antibody negative Anti-aquaporin-4 antibody positive Anti-complement antibody Anti-cyclic citrullinated peptide antibody Anti-cyclic citrullinated peptide antibody negative Anti-cyclic citrullinated peptide antibody positive Anti-epithelial antibody Anti-erythrocyte antibody Anti-erythrocyte antibody positive Anti-erythropoietin antibody positive Anti-ganglioside antibody Anti-ganglioside antibody negative Anti-ganglioside antibody positive Anti-glomerular basement membrane antibody Anti-glomerular basement membrane antibody negative Anti-glomerular basement membrane antibody positive Anti-glomerular basement membrane disease Anti-glycyl-tRNA synthetase antibody positive Anti-infective therapy Anti-insulin antibody Anti-insulin antibody increased Anti-insulin antibody positive Anti-interferon antibody Anti-islet cell antibody Anti-islet cell antibody negative Anti-islet cell antibody positive Anti-melanoma differentiation-associated protein 5 antibody positive Anti-muscle specific kinase antibody Anti-muscle specific kinase antibody negative Anti-muscle specific kinase antibody positive Anti-myelin-associated glycoprotein antibodies positive Anti-myelin-associated glycoprotein associated polyneuropathy Anti-neuronal antibody Anti-neuronal antibody negative Anti-neuronal antibody positive Anti-neutrophil cytoplasmic antibody positive vasculitis Anti-platelet antibody Anti-platelet antibody negative Anti-platelet antibody positive Anti-platelet factor 4 antibody negative Anti-platelet factor 4 antibody positive Anti-platelet factor 4 antibody test Anti-polyethylene glycol antibody present Anti-prothrombin antibody positive Anti-saccharomyces cerevisiae antibody Anti-thrombin antibody Anti-thyroid antibody Anti-thyroid antibody decreased Anti-thyroid antibody increased Anti-thyroid antibody negative Anti-thyroid antibody positive Anti-titin antibody Anti-transglutaminase antibody Anti-transglutaminase antibody increased Anti-transglutaminase antibody negative Anti-zinc transporter 8 antibody Antiacetylcholine receptor antibody Antiacetylcholine receptor antibody positive Antiallergic therapy Antiangiogenic therapy Antibiotic level Antibiotic prophylaxis Antibiotic resistant Staphylococcus test Antibiotic resistant Staphylococcus test negative Antibiotic resistant Staphylococcus test positive Antibiotic therapy Antibody test Antibody test abnormal Antibody test negative Antibody test normal Antibody test positive Anticholinergic syndrome Anticipatory anxiety Anticoagulant therapy Anticoagulation drug level Anticoagulation drug level above therapeutic Anticoagulation drug level below therapeutic Anticoagulation drug level increased Anticoagulation drug level normal Anticoagulation drug level therapeutic Anticonvulsant drug level Anticonvulsant drug level abnormal Anticonvulsant drug level above therapeutic Anticonvulsant drug level below therapeutic Anticonvulsant drug level decreased Anticonvulsant drug level increased Anticonvulsant drug level therapeutic Antidepressant drug level Antidiarrhoeal supportive care Antidiuretic hormone abnormality Antiemetic supportive care Antiendomysial antibody test Antifungal treatment Antigliadin antibody Antigliadin antibody positive Antigonadotrophins present Antimicrobial susceptibility test Antimicrobial susceptibility test resistant Antimicrobial susceptibility test sensitive Antimitochondrial antibody Antimitochondrial antibody normal Antimitochondrial antibody positive Antimyocardial antibody positive Antineutrophil cytoplasmic antibody Antineutrophil cytoplasmic antibody increased Antineutrophil cytoplasmic antibody negative Antineutrophil cytoplasmic antibody positive Antinuclear antibody Antinuclear antibody increased Antinuclear antibody negative Antinuclear antibody positive Antioxidant capacity test Antiphospholipid antibodies Antiphospholipid antibodies negative Antiphospholipid antibodies positive Antiphospholipid syndrome Antiplatelet therapy Antipsychotic drug level Antipsychotic drug level above therapeutic Antipsychotic drug level below therapeutic Antipsychotic drug level decreased Antipsychotic drug level increased Antipyresis Antiribosomal P antibody Antisocial behaviour Antisocial personality disorder Antisynthetase syndrome Antithrombin III Antithrombin III decreased Antithrombin III deficiency Antithrombin III increased Antiviral prophylaxis Antiviral treatment Antral follicle count Antral follicle count low Anuria Anxiety Anxiety disorder Anxiety disorder due to a general medical condition Aorta hypoplasia Aortic aneurysm Aortic aneurysm repair Aortic aneurysm rupture Aortic arteriosclerosis Aortic bruit Aortic bypass Aortic dilatation Aortic disorder Aortic dissection Aortic dissection rupture Aortic elongation Aortic embolus Aortic intramural haematoma Aortic occlusion Aortic perforation Aortic root compression Aortic rupture Aortic stenosis Aortic thrombosis Aortic valve calcification Aortic valve disease Aortic valve disease mixed Aortic valve incompetence Aortic valve repair Aortic valve replacement Aortic valve sclerosis Aortic valve stenosis Aortic valve thickening Aortic wall hypertrophy Aortitis Aortogram Aortogram abnormal Apallic syndrome Apathy Apgar score Apgar score abnormal Apgar score low Apgar score normal Aphagia Aphasia Apheresis Aphonia Aphthous stomatitis Aphthous ulcer Aphthovirus test positive Apical granuloma Aplasia Aplasia cutis congenita Aplasia pure red cell Aplastic anaemia Apnoea Apnoea neonatal Apnoea test Apnoea test abnormal Apnoeic attack Apolipoprotein Apolipoprotein A-I Apolipoprotein B Apolipoprotein B increased Apolipoprotein E gene status assay Apoptosis Apparent death Apparent life threatening event Appendiceal abscess Appendicectomy Appendicitis Appendicitis noninfective Appendicitis perforated Appendicolith Appendix cancer Appendix disorder Appetite disorder Application site abscess Application site acne Application site bruise Application site burn Application site cellulitis Application site cold feeling Application site coldness Application site discolouration Application site discomfort Application site dysaesthesia Application site erosion Application site erythema Application site exfoliation Application site haematoma Application site haemorrhage Application site hyperaesthesia Application site hypersensitivity Application site hypoaesthesia Application site induration Application site infection Application site inflammation Application site joint erythema Application site joint movement impairment Application site joint swelling Application site laceration Application site lymphadenopathy Application site mass Application site movement impairment Application site necrosis Application site nerve damage Application site nodule Application site odour Application site oedema Application site pain Application site papules Application site paraesthesia Application site plaque Application site pruritus Application site pustules Application site rash Application site reaction Application site scab Application site scar Application site swelling Application site thrombosis Application site vesicles Application site warmth Application site wound Apraxia Aptyalism Aqueductal stenosis Aqueous humour leakage Arachnoid cyst Arachnoid web Arachnoiditis Arboviral infection Areflexia Argininosuccinate lyase increased Argininosuccinate synthetase deficiency Arm amputation Arnold-Chiari malformation Arrested labour Arrhythmia Arrhythmia neonatal Arrhythmia supraventricular Arrhythmic storm Arrhythmogenic right ventricular dysplasia Arterial aneurysm repair Arterial angioplasty Arterial bruit Arterial bypass operation Arterial catheterisation Arterial catheterisation abnormal Arterial catheterisation normal Arterial disorder Arterial dolichoectasia Arterial fibrosis Arterial graft Arterial haemorrhage Arterial injury Arterial insufficiency Arterial intramural haematoma Arterial ligation Arterial occlusive disease Arterial puncture Arterial rupture Arterial segmental pressure test Arterial spasm Arterial stenosis Arterial stent insertion Arterial stiffness Arterial therapeutic procedure Arterial thrombosis Arterial thrombosis limb Arterial wall hypertrophy Arteriogram Arteriogram abnormal Arteriogram carotid Arteriogram carotid abnormal Arteriogram carotid normal Arteriogram coronary Arteriogram coronary abnormal Arteriogram coronary normal Arteriogram normal Arteriogram renal Arteriosclerosis Arteriosclerosis coronary artery Arteriosclerotic gangrene Arteriosclerotic retinopathy Arteriospasm coronary Arteriovenous fistula Arteriovenous fistula aneurysm Arteriovenous fistula occlusion Arteriovenous fistula operation Arteriovenous fistula site complication Arteriovenous fistula site haemorrhage Arteriovenous fistula thrombosis Arteriovenous graft Arteriovenous graft thrombosis Arteriovenous malformation Arteriovenous shunt operation Arteritis Arteritis coronary Artery dissection Arthralgia Arthritis Arthritis allergic Arthritis bacterial Arthritis enteropathic Arthritis infective Arthritis reactive Arthritis rubella Arthritis viral Arthrodesis Arthrofibrosis Arthrogram Arthrogram abnormal Arthrogram normal Arthrolysis Arthropathy Arthropod bite Arthropod sting Arthroscopic surgery Arthroscopy Arthroscopy abnormal Articular calcification Artificial crown procedure Artificial heart device user Artificial insemination Artificial rupture of membranes Artificial skin graft Ascariasis Ascending flaccid paralysis Ascites Aseptic necrosis bone Asocial behaviour Aspartate aminotransferase Aspartate aminotransferase abnormal Aspartate aminotransferase decreased Aspartate aminotransferase increased Aspartate aminotransferase normal Asperger's disorder Aspergillus infection Aspergillus test Aspergillus test negative Aspergillus test positive Aspermia Asphyxia Aspiration Aspiration biopsy Aspiration bone marrow Aspiration bone marrow abnormal Aspiration bone marrow normal Aspiration bronchial Aspiration bursa Aspiration bursa abnormal Aspiration bursa normal Aspiration joint Aspiration joint abnormal Aspiration joint normal Aspiration pleural cavity Aspiration pleural cavity abnormal Aspiration tracheal Aspiration tracheal abnormal Aspiration tracheal normal Aspirin-exacerbated respiratory disease Asplenia Assisted delivery Asterixis Asthenia Asthenopia Asthenospermia Asthma Asthma exercise induced Asthma late onset Asthma prophylaxis Asthma-chronic obstructive pulmonary disease overlap syndrome Asthmatic crisis Astigmatism Astringent therapy Astrocytoma Astrovirus test positive Asymmetric di-methylarginine increased Asymptomatic COVID-19 Asymptomatic bacteriuria Ataxia Ataxia telangiectasia Atelectasis Atelectasis neonatal Atheroembolism Atherosclerosis Atherosclerotic plaque rupture Athetosis Atonic seizures Atonic urinary bladder Atopic keratoconjunctivitis Atopy Atrial appendage resection Atrial enlargement Atrial fibrillation Atrial flutter Atrial hypertrophy Atrial natriuretic peptide Atrial pressure Atrial rupture Atrial septal defect Atrial septal defect repair Atrial tachycardia Atrial thrombosis Atrioventricular block Atrioventricular block complete Atrioventricular block first degree Atrioventricular block second degree Atrioventricular dissociation Atrioventricular node dysfunction Atrioventricular septal defect Atrophic glossitis Atrophic thyroiditis Atrophic vulvovaginitis Atrophoderma of Pasini and Pierini Atrophy Atrophy of globe Attention deficit hyperactivity disorder Attention deficit/hyperactivity disorder Attention-seeking behaviour Atypical benign partial epilepsy Atypical femur fracture Atypical haemolytic uraemic syndrome Atypical mycobacterial infection Atypical pneumonia Audiogram Audiogram abnormal Audiogram normal Auditory disorder Auditory nerve disorder Aura Aural polyp Auricular chondritis Auricular haematoma Auricular swelling Auscultation Autism Autism spectrum disorder Autoantibody negative Autoantibody positive Autoantibody test Autoimmune anaemia Autoimmune arthritis Autoimmune blistering disease Autoimmune colitis Autoimmune demyelinating disease Autoimmune dermatitis Autoimmune disorder Autoimmune encephalopathy Autoimmune endocrine disorder Autoimmune eye disorder Autoimmune haemolytic anaemia Autoimmune heparin-induced thrombocytopenia Autoimmune hepatitis Autoimmune hypothyroidism Autoimmune inner ear disease Autoimmune lung disease Autoimmune lymphoproliferative syndrome Autoimmune myocarditis Autoimmune myositis Autoimmune nephritis Autoimmune neuropathy Autoimmune neutropenia Autoimmune pancreatitis Autoimmune pancytopenia Autoimmune pericarditis Autoimmune thrombocytopenia Autoimmune thyroid disorder Autoimmune thyroiditis Autoimmune uveitis Autoinflammatory disease Autologous haematopoietic stem cell transplant Automatic bladder Automatic positive airway pressure Automatism Automatism epileptic Autonomic dysreflexia Autonomic nervous system imbalance Autonomic neuropathy Autonomic seizure Autophony Autopsy Autoscopy Autotransfusion Aversion Avian influenza Avulsion fracture Axial spondyloarthritis Axillary lymphadenectomy Axillary mass Axillary nerve injury Axillary pain Axillary vein thrombosis Axillary web syndrome Axonal and demyelinating polyneuropathy Axonal neuropathy Azoospermia Azotaemia B precursor type acute leukaemia B-cell lymphoma B-cell lymphoma recurrent B-cell lymphoma stage II B-cell lymphoma stage IV B-cell small lymphocytic lymphoma B-cell type acute leukaemia B-lymphocyte count B-lymphocyte count abnormal B-lymphocyte count decreased B-lymphocyte count increased BCL-2 gene status assay BK polyomavirus test BK virus infection BRAF gene mutation BRCA1 gene mutation BRCA1 gene mutation assay BRCA2 gene mutation assay Babesiosis Babinski reflex test Bacille Calmette-Guerin scar reactivation Bacillus bacteraemia Bacillus infection Bacillus test positive Back crushing Back disorder Back injury Back pain Bacteraemia Bacteria blood identified Bacteria blood test Bacteria stool identified Bacteria stool no organisms observed Bacteria stool test Bacteria urine Bacteria urine identified Bacterial DNA test Bacterial DNA test positive Bacterial antigen positive Bacterial colitis Bacterial culture Bacterial culture negative Bacterial culture positive Bacterial diarrhoea Bacterial disease carrier Bacterial gingivitis Bacterial infection Bacterial pericarditis Bacterial prostatitis Bacterial pyelonephritis Bacterial rhinitis Bacterial sepsis Bacterial test Bacterial test negative Bacterial test positive Bacterial toxaemia Bacterial vaginosis Bacterial vulvovaginitis Bacteriuria Bacteroides bacteraemia Balance disorder Balance test Balanitis Balanitis candida Balanoposthitis Ballismus Band neutrophil count Band neutrophil count decreased Band neutrophil count increased Band neutrophil percentage Band neutrophil percentage decreased Band neutrophil percentage increased Band sensation Bandaemia Barbiturates Barbiturates negative Barbiturates positive Barium double contrast Barium double contrast abnormal Barium enema Barium enema abnormal Barium enema normal Barium meal Barium swallow Barium swallow abnormal Barium swallow normal Barotrauma Barre test Barrett's oesophagus Bartholin's abscess Bartholin's cyst Bartholinitis Bartonella test Bartonella test negative Bartonella test positive Bartonellosis Basal cell carcinoma Basal ganglia haematoma Basal ganglia haemorrhage Basal ganglia infarction Basal ganglia stroke Basal ganglion degeneration Base excess Base excess abnormal Base excess decreased Base excess increased Base excess negative Base excess positive Basedow's disease Basilar artery aneurysm Basilar artery occlusion Basilar artery stenosis Basilar artery thrombosis Basilar migraine Basophil count Basophil count decreased Basophil count increased Basophil count normal Basophil degranulation test Basophil percentage Basophil percentage decreased Basophil percentage increased Basophilia Basosquamous carcinoma Bed bug infestation Bed rest Bed sharing Bedridden Behaviour disorder Behavioural therapy Behcet's syndrome Bell's palsy Bell's phenomenon Bence Jones protein urine Bence Jones protein urine present Bence Jones proteinuria Bendopnoea Benign biliary neoplasm Benign bone neoplasm Benign breast neoplasm Benign enlargement of the subarachnoid spaces Benign familial haematuria Benign familial neonatal convulsions Benign familial pemphigus Benign fasciculation syndrome Benign gastrointestinal neoplasm Benign hepatic neoplasm Benign hydatidiform mole Benign intracranial hypertension Benign lung neoplasm Benign lymph node neoplasm Benign neoplasm Benign neoplasm of bladder Benign neoplasm of eye Benign neoplasm of skin Benign neoplasm of testis Benign neoplasm of thyroid gland Benign ovarian tumour Benign prostatic hyperplasia Benign rolandic epilepsy Benign soft tissue neoplasm Benign tumour excision Benign uterine neoplasm Benzodiazepine drug level Beta 2 globulin Beta 2 microglobulin Beta 2 microglobulin abnormal Beta 2 microglobulin increased Beta 2 microglobulin normal Beta 2 microglobulin urine Beta globulin Beta globulin decreased Beta globulin increased Beta globulin normal Beta haemolytic streptococcal infection Beta-2 glycoprotein antibody Beta-2 glycoprotein antibody negative Beta-2 glycoprotein antibody positive Beta-N-acetyl-D-glucosaminidase Bezoar Bickerstaff's encephalitis Bicuspid aortic valve Bicytopenia Biernacki's sign Bifascicular block Bile acid malabsorption Bile duct cancer Bile duct obstruction Bile duct stenosis Bile duct stent insertion Bile duct stone Bile output Bile output abnormal Bile output decreased Bile output increased Bilevel positive airway pressure Biliary catheter insertion Biliary cirrhosis Biliary colic Biliary cyst Biliary dilatation Biliary neoplasm Biliary obstruction Biliary sepsis Biliary tract dilation procedure Biliary tract disorder Biliary tract infection Bilirubin conjugated Bilirubin conjugated abnormal Bilirubin conjugated decreased Bilirubin conjugated increased Bilirubin conjugated normal Bilirubin urine Bilirubin urine present Bilirubinuria Biloma Binge drinking Binge eating Binocular eye movement disorder Biochemical pregnancy Biofeedback therapy Biomedical photography Biopsy Biopsy abdominal wall Biopsy abdominal wall normal Biopsy anus abnormal Biopsy artery Biopsy artery abnormal Biopsy artery normal Biopsy bladder Biopsy bladder abnormal Biopsy bladder normal Biopsy blood vessel abnormal Biopsy bone Biopsy bone abnormal Biopsy bone marrow Biopsy bone marrow abnormal Biopsy bone marrow normal Biopsy bone normal Biopsy brain Biopsy brain abnormal Biopsy brain normal Biopsy breast Biopsy breast abnormal Biopsy breast normal Biopsy bronchus Biopsy bronchus abnormal Biopsy bronchus normal Biopsy cervix Biopsy cervix abnormal Biopsy cervix normal Biopsy chest wall Biopsy chorionic villous Biopsy chorionic villous abnormal Biopsy colon Biopsy colon abnormal Biopsy colon normal Biopsy ear abnormal Biopsy endometrium Biopsy endometrium abnormal Biopsy endometrium normal Biopsy eyelid Biopsy eyelid normal Biopsy foetal Biopsy gingival Biopsy heart Biopsy heart abnormal Biopsy intestine Biopsy intestine abnormal Biopsy intestine normal Biopsy kidney Biopsy kidney abnormal Biopsy kidney normal Biopsy larynx Biopsy lip Biopsy lip abnormal Biopsy liver Biopsy liver abnormal Biopsy liver normal Biopsy lung Biopsy lung abnormal Biopsy lung normal Biopsy lymph gland Biopsy lymph gland abnormal Biopsy lymph gland normal Biopsy mucosa abnormal Biopsy mucosa normal Biopsy muscle Biopsy muscle abnormal Biopsy muscle normal Biopsy nasopharynx abnormal Biopsy oesophagus Biopsy oesophagus abnormal Biopsy oesophagus normal Biopsy ovary Biopsy palate Biopsy pancreas Biopsy pancreas abnormal Biopsy pancreas normal Biopsy pericardium Biopsy peripheral nerve Biopsy peripheral nerve abnormal Biopsy peritoneum Biopsy pharynx Biopsy pharynx abnormal Biopsy placenta Biopsy pleura Biopsy prostate Biopsy prostate abnormal Biopsy prostate normal Biopsy rectum Biopsy rectum abnormal Biopsy salivary gland Biopsy salivary gland abnormal Biopsy sclera abnormal Biopsy site unspecified abnormal Biopsy site unspecified normal Biopsy skin Biopsy skin abnormal Biopsy skin normal Biopsy small intestine Biopsy soft tissue Biopsy spinal cord Biopsy spinal cord abnormal Biopsy spinal cord normal Biopsy spleen Biopsy stomach Biopsy stomach abnormal Biopsy stomach normal Biopsy testes Biopsy thyroid gland Biopsy thyroid gland abnormal Biopsy thyroid gland normal Biopsy tongue Biopsy tongue abnormal Biopsy tonsil Biopsy trachea Biopsy uterus Biopsy uterus abnormal Biopsy uterus normal Biopsy vagina Biopsy vagina abnormal Biopsy vagina normal Biopsy vocal cord abnormal Biopsy vulva Biopsy vulva abnormal Biopsy vulva normal Bipolar I disorder Bipolar disorder Birdshot chorioretinopathy Birth mark Birth trauma Birth weight normal Bisalbuminaemia Bite Bladder cancer Bladder cancer recurrent Bladder cancer stage IV Bladder catheter permanent Bladder catheter removal Bladder catheter replacement Bladder catheter temporary Bladder catheterisation Bladder cyst Bladder dilatation Bladder discomfort Bladder disorder Bladder diverticulum Bladder dysfunction Bladder fibrosis Bladder hydrodistension Bladder hypertrophy Bladder injury Bladder instillation procedure Bladder irrigation Bladder irritation Bladder mass Bladder neck operation Bladder neoplasm Bladder neoplasm surgery Bladder obstruction Bladder operation Bladder outlet obstruction Bladder pain Bladder perforation Bladder prolapse Bladder scan Bladder spasm Bladder sphincter atony Bladder tamponade Bladder trabeculation Bladder transitional cell carcinoma Bladder transitional cell carcinoma stage IV Blast cell count increased Blast cell crisis Blast cell proliferation Blast cells Blast cells present Blast crisis in myelogenous leukaemia Blastic plasmacytoid dendritic cell neoplasia Blastocystis infection Blastocystis test Blastomycosis Bleeding anovulatory Bleeding peripartum Bleeding time Bleeding time abnormal Bleeding time prolonged Bleeding time shortened Bleeding varicose vein Blepharal papilloma Blepharal pigmentation Blepharitis Blepharochalasis Blepharospasm Blighted ovum Blindness Blindness congenital Blindness cortical Blindness hysterical Blindness transient Blindness unilateral Blister Blister infected Blister rupture Bloch-Sulzberger syndrome Blood 1,25-dihydroxycholecalciferol Blood 1,25-dihydroxycholecalciferol decreased Blood 1,25-dihydroxycholecalciferol increased Blood 25-hydroxycholecalciferol Blood 25-hydroxycholecalciferol decreased Blood 25-hydroxycholecalciferol increased Blood HIV RNA Blood HIV RNA below assay limit Blood HIV RNA decreased Blood HIV RNA increased Blood acid phosphatase Blood acid phosphatase increased Blood acid phosphatase normal Blood albumin Blood albumin abnormal Blood albumin decreased Blood albumin increased Blood albumin normal Blood alcohol Blood alcohol abnormal Blood alcohol decreased Blood alcohol increased Blood alcohol normal Blood aldosterone Blood aldosterone decreased Blood aldosterone increased Blood aldosterone normal Blood alkaline phosphatase Blood alkaline phosphatase abnormal Blood alkaline phosphatase decreased Blood alkaline phosphatase increased Blood alkaline phosphatase normal Blood aluminium Blood aluminium increased Blood aluminium normal Blood amino acid level abnormal Blood amylase Blood amylase decreased Blood amylase increased Blood amylase normal Blood androstenedione Blood androstenedione increased Blood antidiuretic hormone Blood antidiuretic hormone increased Blood antidiuretic hormone normal Blood arsenic increased Blood arsenic normal Blood bactericidal activity Blood beryllium Blood beta-D-glucan Blood beta-D-glucan abnormal Blood beta-D-glucan negative Blood bicarbonate Blood bicarbonate abnormal Blood bicarbonate decreased Blood bicarbonate increased Blood bicarbonate normal Blood bilirubin Blood bilirubin abnormal Blood bilirubin decreased Blood bilirubin increased Blood bilirubin normal Blood bilirubin unconjugated Blood bilirubin unconjugated decreased Blood bilirubin unconjugated increased Blood bilirubin unconjugated normal Blood blister Blood brain barrier defect Blood cadmium Blood cadmium increased Blood caffeine decreased Blood calcitonin Blood calcitonin increased Blood calcitonin normal Blood calcium Blood calcium abnormal Blood calcium decreased Blood calcium increased Blood calcium normal Blood cannabinoids Blood cannabinoids decreased Blood cannabinoids normal Blood carbon monoxide Blood carbon monoxide increased Blood catecholamines Blood catecholamines decreased Blood catecholamines increased Blood catecholamines normal Blood chloride Blood chloride abnormal Blood chloride decreased Blood chloride increased Blood chloride normal Blood cholesterol Blood cholesterol abnormal Blood cholesterol decreased Blood cholesterol increased Blood cholesterol normal Blood cholinesterase Blood cholinesterase decreased Blood cholinesterase increased Blood cholinesterase normal Blood chromium Blood chromium increased Blood chromogranin A Blood copper Blood copper abnormal Blood copper decreased Blood copper increased Blood copper normal Blood corticosterone Blood corticotrophin Blood corticotrophin abnormal Blood corticotrophin decreased Blood corticotrophin increased Blood corticotrophin normal Blood cortisol Blood cortisol decreased Blood cortisol increased Blood cortisol normal Blood count Blood count abnormal Blood count normal Blood creatine Blood creatine abnormal Blood creatine decreased Blood creatine increased Blood creatine normal Blood creatine phosphokinase Blood creatine phosphokinase BB Blood creatine phosphokinase MB Blood creatine phosphokinase MB abnormal Blood creatine phosphokinase MB decreased Blood creatine phosphokinase MB increased Blood creatine phosphokinase MB normal Blood creatine phosphokinase MM Blood creatine phosphokinase abnormal Blood creatine phosphokinase decreased Blood creatine phosphokinase increased Blood creatine phosphokinase normal Blood creatinine Blood creatinine abnormal Blood creatinine decreased Blood creatinine increased Blood creatinine normal Blood culture Blood culture negative Blood culture positive Blood cytokine test Blood disorder Blood donation Blood donor Blood elastase Blood elastase decreased Blood elastase increased Blood electrolytes Blood electrolytes abnormal Blood electrolytes decreased Blood electrolytes increased Blood electrolytes normal Blood erythropoietin Blood ethanol Blood ethanol normal Blood fibrinogen Blood fibrinogen decreased Blood fibrinogen increased Blood fibrinogen normal Blood folate Blood folate abnormal Blood folate decreased Blood folate increased Blood folate normal Blood follicle stimulating hormone Blood follicle stimulating hormone abnormal Blood follicle stimulating hormone decreased Blood follicle stimulating hormone increased Blood follicle stimulating hormone normal Blood galactose Blood gases Blood gases abnormal Blood gases normal Blood gastrin decreased Blood glucagon Blood glucose Blood glucose abnormal Blood glucose decreased Blood glucose fluctuation Blood glucose increased Blood glucose normal Blood gonadotrophin Blood gonadotrophin decreased Blood gonadotrophin normal Blood group A Blood group B Blood group O Blood grouping Blood growth hormone Blood growth hormone decreased Blood growth hormone normal Blood heavy metal abnormal Blood heavy metal increased Blood heavy metal normal Blood heavy metal test Blood homocysteine Blood homocysteine decreased Blood homocysteine increased Blood homocysteine normal Blood human chorionic gonadotropin Blood human chorionic gonadotropin decreased Blood human chorionic gonadotropin increased Blood human chorionic gonadotropin negative Blood human chorionic gonadotropin normal Blood human chorionic gonadotropin positive Blood hyposmosis Blood immunoglobulin A Blood immunoglobulin A abnormal Blood immunoglobulin A decreased Blood immunoglobulin A increased Blood immunoglobulin A normal Blood immunoglobulin E Blood immunoglobulin E decreased Blood immunoglobulin E increased Blood immunoglobulin E normal Blood immunoglobulin G Blood immunoglobulin G abnormal Blood immunoglobulin G decreased Blood immunoglobulin G increased Blood immunoglobulin G normal Blood immunoglobulin M Blood immunoglobulin M abnormal Blood immunoglobulin M decreased Blood immunoglobulin M increased Blood immunoglobulin M normal Blood insulin Blood insulin abnormal Blood insulin decreased Blood insulin increased Blood iron Blood iron abnormal Blood iron decreased Blood iron increased Blood iron normal Blood isotope clearance Blood ketone body Blood ketone body absent Blood ketone body increased Blood ketone body present Blood lactate dehydrogenase Blood lactate dehydrogenase abnormal Blood lactate dehydrogenase decreased Blood lactate dehydrogenase increased Blood lactate dehydrogenase normal Blood lactic acid Blood lactic acid abnormal Blood lactic acid decreased Blood lactic acid increased Blood lactic acid normal Blood lead Blood lead abnormal Blood lead increased Blood lead normal Blood loss anaemia Blood loss assessment Blood luteinising hormone Blood luteinising hormone abnormal Blood luteinising hormone decreased Blood luteinising hormone increased Blood luteinising hormone normal Blood magnesium Blood magnesium abnormal Blood magnesium decreased Blood magnesium increased Blood magnesium normal Blood mercury Blood mercury abnormal Blood mercury normal Blood methaemoglobin Blood methaemoglobin absent Blood methaemoglobin present Blood oestrogen Blood oestrogen abnormal Blood oestrogen decreased Blood oestrogen increased Blood oestrogen normal Blood osmolarity Blood osmolarity decreased Blood osmolarity increased Blood osmolarity normal Blood pH Blood pH abnormal Blood pH decreased Blood pH increased Blood pH normal Blood parathyroid hormone Blood parathyroid hormone increased Blood parathyroid hormone normal Blood phosphorus Blood phosphorus decreased Blood phosphorus increased Blood phosphorus normal Blood potassium Blood potassium abnormal Blood potassium decreased Blood potassium increased Blood potassium normal Blood pressure Blood pressure abnormal Blood pressure ambulatory Blood pressure ambulatory decreased Blood pressure ambulatory increased Blood pressure ambulatory normal Blood pressure decreased Blood pressure diastolic Blood pressure diastolic abnormal Blood pressure diastolic decreased Blood pressure diastolic increased Blood pressure fluctuation Blood pressure immeasurable Blood pressure inadequately controlled Blood pressure increased Blood pressure management Blood pressure measurement Blood pressure normal Blood pressure orthostatic Blood pressure orthostatic abnormal Blood pressure orthostatic decreased Blood pressure orthostatic increased Blood pressure orthostatic normal Blood pressure systolic Blood pressure systolic abnormal Blood pressure systolic decreased Blood pressure systolic increased Blood pressure systolic normal Blood product refusal Blood product transfusion Blood product transfusion dependent Blood prolactin Blood prolactin abnormal Blood prolactin decreased Blood prolactin increased Blood prolactin normal Blood pyruvic acid Blood pyruvic acid increased Blood selenium Blood selenium decreased Blood selenium normal Blood smear test Blood smear test abnormal Blood smear test normal Blood sodium Blood sodium abnormal Blood sodium decreased Blood sodium increased Blood sodium normal Blood test Blood test abnormal Blood test normal Blood testosterone Blood testosterone decreased Blood testosterone free Blood testosterone increased Blood testosterone normal Blood thrombin Blood thromboplastin Blood thromboplastin decreased Blood thromboplastin increased Blood thromboplastin normal Blood thyroid stimulating hormone Blood thyroid stimulating hormone abnormal Blood thyroid stimulating hormone decreased Blood thyroid stimulating hormone increased Blood thyroid stimulating hormone normal Blood triglycerides Blood triglycerides abnormal Blood triglycerides decreased Blood triglycerides increased Blood triglycerides normal Blood urea Blood urea abnormal Blood urea decreased Blood urea increased Blood urea nitrogen/creatinine ratio Blood urea nitrogen/creatinine ratio decreased Blood urea nitrogen/creatinine ratio increased Blood urea normal Blood uric acid Blood uric acid abnormal Blood uric acid decreased Blood uric acid increased Blood uric acid normal Blood urine Blood urine absent Blood urine present Blood viscosity increased Blood volume expansion Blood zinc Blood zinc decreased Blood zinc normal Bloody discharge Blue toe syndrome Blunted affect Body dysmorphic disorder Body fat disorder Body fluid analysis Body height Body height below normal Body height decreased Body mass index Body mass index decreased Body mass index increased Body mass index normal Body surface area Body temperature Body temperature abnormal Body temperature decreased Body temperature fluctuation Body temperature increased Body temperature normal Body tinea Bone abscess Bone anchored hearing aid implantation Bone atrophy Bone cancer Bone cancer metastatic Bone contusion Bone cyst Bone deformity Bone demineralisation Bone densitometry Bone density abnormal Bone density decreased Bone development abnormal Bone disorder Bone erosion Bone fragmentation Bone giant cell tumour Bone graft Bone infarction Bone lesion Bone loss Bone marrow depression Bone marrow disorder Bone marrow failure Bone marrow infiltration Bone marrow ischaemia Bone marrow myelogram Bone marrow myelogram abnormal Bone marrow myelogram normal Bone marrow oedema Bone marrow transplant Bone neoplasm Bone neoplasm malignant Bone pain Bone sarcoma Bone scan Bone scan abnormal Bone scan normal Bone swelling Bone tuberculosis Booster dose missed Borderline glaucoma Borderline ovarian tumour Borderline personality disorder Bordetella infection Bordetella test Bordetella test negative Bordetella test positive Boredom Borrelia burgdorferi serology Borrelia burgdorferi serology negative Borrelia burgdorferi serology positive Borrelia infection Borrelia test Borrelia test negative Borrelia test positive Bottle feeding Botulinum toxin injection Botulism Boutonneuse fever Bovine tuberculosis Bowel movement irregularity Bowel obstruction surgery Bowel preparation Bowen's disease Brachial artery entrapment syndrome Brachial plexopathy Brachial plexus injury Brachial pulse decreased Brachial pulse increased Brachial pulse normal Brachiocephalic artery occlusion Brachiocephalic vein thrombosis Brachioradial pruritus Brachydactyly Brachyolmia Brachytherapy Bradyarrhythmia Bradycardia Bradycardia foetal Bradycardia neonatal Bradykinesia Bradyphrenia Bradypnoea Brain abscess Brain compression Brain contusion Brain damage Brain death Brain empyema Brain herniation Brain hypoxia Brain injury Brain malformation Brain mass Brain natriuretic peptide Brain natriuretic peptide abnormal Brain natriuretic peptide decreased Brain natriuretic peptide increased Brain natriuretic peptide normal Brain neoplasm Brain neoplasm benign Brain neoplasm malignant Brain oedema Brain operation Brain scan abnormal Brain scan normal Brain stem auditory evoked response Brain stem auditory evoked response abnormal Brain stem auditory evoked response normal Brain stem embolism Brain stem glioma Brain stem haemorrhage Brain stem infarction Brain stem ischaemia Brain stem microhaemorrhage Brain stem stroke Brain stem syndrome Brain stem thrombosis Brain stent insertion Branchial cyst Breakthrough COVID-19 Breakthrough haemolysis Breakthrough pain Breast abscess Breast adenoma Breast atrophy Breast calcifications Breast cancer Breast cancer female Breast cancer in situ Breast cancer male Breast cancer metastatic Breast cancer recurrent Breast cancer stage I Breast cancer stage II Breast cancer stage IV Breast cellulitis Breast conserving surgery Breast cyst Breast cyst drainage Breast cyst rupture Breast discharge Breast discolouration Breast discomfort Breast disorder Breast disorder female Breast disorder male Breast engorgement Breast enlargement Breast feeding Breast fibrosis Breast haematoma Breast haemorrhage Breast hyperplasia Breast induration Breast infection Breast inflammation Breast injury Breast malformation Breast mass Breast microcalcification Breast milk discolouration Breast milk substitute intolerance Breast neoplasm Breast oedema Breast operation Breast pain Breast prosthesis removal Breast prosthesis user Breast reconstruction Breast scan Breast scan abnormal Breast swelling Breast tenderness Breast ulceration Breath alcohol test Breath alcohol test positive Breath holding Breath odour Breath sounds Breath sounds abnormal Breath sounds absent Breath sounds normal Breathing-related sleep disorder Breech delivery Breech presentation Brenner tumour Brief psychotic disorder with marked stressors Brief resolved unexplained event Bronchial aspiration procedure Bronchial atresia Bronchial carcinoma Bronchial disorder Bronchial fistula Bronchial haemorrhage Bronchial hyperreactivity Bronchial irritation Bronchial neoplasm Bronchial obstruction Bronchial oedema Bronchial secretion retention Bronchial wall thickening Bronchiectasis Bronchiolitis Bronchitis Bronchitis acute Bronchitis bacterial Bronchitis chronic Bronchitis pneumococcal Bronchitis viral Bronchoalveolar lavage Bronchoalveolar lavage abnormal Bronchoalveolar lavage normal Bronchogenic cyst Bronchogram Bronchogram abnormal Bronchopleural fistula Bronchopneumonia Bronchopneumopathy Bronchopulmonary aspergillosis Bronchopulmonary aspergillosis allergic Bronchopulmonary disease Bronchopulmonary dysplasia Bronchoscopy Bronchoscopy abnormal Bronchoscopy normal Bronchospasm Bronchostenosis Brow ptosis Brown-Sequard syndrome Brucella serology negative Brucella test Brucella test negative Brucella test positive Brucellosis Brudzinski's sign Brugada syndrome Bruton's agammaglobulinaemia Bruxism Buccoglossal syndrome Budd-Chiari syndrome Bulbar palsy Bulimia nervosa Bullous erysipelas Bullous haemorrhagic dermatosis Bullous impetigo Bundle branch block Bundle branch block bilateral Bundle branch block left Bundle branch block right Bunion operation Buried penis syndrome Burkitt's lymphoma Burkitt's lymphoma stage IV Burn oesophageal Burn of internal organs Burn oral cavity Burning feet syndrome Burning mouth syndrome Burning sensation Burning sensation mucosal Burnout syndrome Burns first degree Burns second degree Burns third degree Bursa calcification Bursa disorder Bursa injury Bursa removal Bursal fluid accumulation Bursal haematoma Bursitis Bursitis infective Butterfly rash Buttock crushing Buttock injury C-reactive protein C-reactive protein abnormal C-reactive protein decreased C-reactive protein increased C-reactive protein normal C1 esterase inhibitor decreased C1 esterase inhibitor test C3 glomerulopathy CALR gene mutation CD19 lymphocytes increased CD30 expression CD4 lymphocyte percentage decreased CD4 lymphocytes CD4 lymphocytes abnormal CD4 lymphocytes decreased CD4 lymphocytes increased CD4 lymphocytes normal CD4/CD8 ratio CD4/CD8 ratio increased CD8 lymphocytes CD8 lymphocytes decreased CD8 lymphocytes increased CDKL5 deficiency disorder CFTR gene mutation CHA2DS2-VASc-score CHILD syndrome CNS ventriculitis COPD assessment test COVID-19 COVID-19 immunisation COVID-19 pneumonia COVID-19 screening COVID-19 treatment CREST syndrome CSF bacteria no organisms observed CSF cell count CSF cell count abnormal CSF cell count decreased CSF cell count increased CSF cell count normal CSF culture CSF culture negative CSF culture positive CSF electrophoresis CSF electrophoresis abnormal CSF electrophoresis normal CSF eosinophil count CSF glucose CSF glucose abnormal CSF glucose decreased CSF glucose increased CSF glucose normal CSF granulocyte count CSF granulocyte count abnormal CSF immunoglobulin CSF immunoglobulin G index CSF immunoglobulin decreased CSF immunoglobulin increased CSF lactate CSF lactate dehydrogenase CSF lactate dehydrogenase increased CSF lactate dehydrogenase normal CSF lactate increased CSF lactate normal CSF leukocyte/erythrocyte ratio CSF lymphocyte count CSF lymphocyte count abnormal CSF lymphocyte count increased CSF lymphocyte count normal CSF measles antibody positive CSF monocyte count CSF monocyte count decreased CSF monocyte count increased CSF monocyte count negative CSF mononuclear cell count increased CSF myelin basic protein CSF myelin basic protein increased CSF myelin basic protein normal CSF neutrophil count CSF neutrophil count increased CSF oligoclonal band CSF oligoclonal band absent CSF oligoclonal band present CSF pH increased CSF polymorphonuclear cell count decreased CSF polymorphonuclear cell count increased CSF pressure CSF pressure abnormal CSF pressure decreased CSF pressure increased CSF pressure normal CSF protein CSF protein abnormal CSF protein decreased CSF protein increased CSF protein normal CSF red blood cell count CSF red blood cell count positive CSF shunt operation CSF test CSF test abnormal CSF test normal CSF virus identified CSF virus no organisms observed CSF volume CSF volume decreased CSF volume increased CSF white blood cell count CSF white blood cell count decreased CSF white blood cell count increased CSF white blood cell count negative CSF white blood cell count positive CSF white blood cell differential CSWS syndrome CT hypotension complex CYP2C19 gene status assay Cachexia Caecectomy Caecum operation Caesarean section Cafe au lait spots Caffeine allergy Caffeine consumption Calcification of muscle Calcinosis Calcium deficiency Calcium ionised Calcium ionised abnormal Calcium ionised decreased Calcium ionised increased Calcium ionised normal Calcium metabolism disorder Calcium phosphate product Calculus bladder Calculus ureteric Calculus urethral Calculus urinary Calicivirus test positive Calyceal diverticulum Camptocormia Campylobacter colitis Campylobacter gastroenteritis Campylobacter infection Campylobacter test Campylobacter test positive Canalith repositioning procedure Cancer fatigue Cancer gene carrier Cancer in remission Cancer pain Cancer screening Cancer staging Cancer surgery Candida infection Candida pneumonia Candida serology negative Candida test Candida test negative Candida test positive Candidiasis Cannabinoid hyperemesis syndrome Capillaritis Capillary disorder Capillary fragility Capillary fragility increased Capillary fragility test Capillary leak syndrome Capillary nail refill test Capillary nail refill test abnormal Capillary permeability Capillary permeability increased Capnogram Capnogram abnormal Capnogram normal Capsular contracture associated with breast implant Capsular contracture associated with implant Capsule endoscopy Carbohydrate antigen 125 Carbohydrate antigen 125 increased Carbohydrate antigen 125 normal Carbohydrate antigen 15-3 Carbohydrate antigen 15-3 increased Carbohydrate antigen 19-9 Carbohydrate antigen 27.29 Carbohydrate intolerance Carbon dioxide Carbon dioxide abnormal Carbon dioxide decreased Carbon dioxide increased Carbon dioxide normal Carbon monoxide poisoning Carbonic anhydrase gene mutation assay Carboxyhaemoglobin Carboxyhaemoglobin decreased Carboxyhaemoglobin normal Carbuncle Carcinoembryonic antigen Carcinoembryonic antigen increased Carcinoembryonic antigen normal Carcinogenicity Carcinoid crisis Carcinoid tumour Carcinoid tumour of the gastrointestinal tract Carcinoid tumour pulmonary Carcinoma in situ Cardiac ablation Cardiac amyloidosis Cardiac aneurysm Cardiac arrest Cardiac arrest neonatal Cardiac assistance device user Cardiac asthma Cardiac cirrhosis Cardiac contractility decreased Cardiac contusion Cardiac death Cardiac device reprogramming Cardiac discomfort Cardiac disorder Cardiac dysfunction Cardiac electrophysiologic study Cardiac electrophysiologic study abnormal Cardiac electrophysiologic study normal Cardiac enzymes Cardiac enzymes increased Cardiac enzymes normal Cardiac failure Cardiac failure acute Cardiac failure chronic Cardiac failure congestive Cardiac failure high output Cardiac fibrillation Cardiac flutter Cardiac function test Cardiac function test abnormal Cardiac function test normal Cardiac hypertrophy Cardiac imaging procedure Cardiac imaging procedure abnormal Cardiac imaging procedure normal Cardiac index Cardiac index decreased Cardiac infection Cardiac massage Cardiac monitoring Cardiac monitoring abnormal Cardiac monitoring normal Cardiac murmur Cardiac murmur functional Cardiac neoplasm unspecified Cardiac neurosis Cardiac operation Cardiac output Cardiac output decreased Cardiac output increased Cardiac pacemaker evaluation Cardiac pacemaker insertion Cardiac pacemaker replacement Cardiac perforation Cardiac perfusion defect Cardiac pharmacologic stress test Cardiac procedure complication Cardiac resynchronisation therapy Cardiac sarcoidosis Cardiac septal defect Cardiac septal defect residual shunt Cardiac septal hypertrophy Cardiac steatosis Cardiac stress test Cardiac stress test abnormal Cardiac stress test normal Cardiac tamponade Cardiac telemetry Cardiac telemetry abnormal Cardiac telemetry normal Cardiac valve discolouration Cardiac valve disease Cardiac valve rupture Cardiac valve sclerosis Cardiac valve thickening Cardiac valve vegetation Cardiac vein dissection Cardiac ventricular disorder Cardiac ventricular thrombosis Cardiac ventriculogram Cardiac ventriculogram abnormal Cardiac ventriculogram left Cardiac ventriculogram left normal Cardio-respiratory arrest Cardio-respiratory arrest neonatal Cardio-respiratory distress Cardioactive drug level Cardioactive drug level increased Cardiogenic shock Cardiolipin antibody Cardiolipin antibody negative Cardiolipin antibody positive Cardiomegaly Cardiometabolic syndrome Cardiomyopathy Cardiomyopathy acute Cardiomyopathy neonatal Cardiopulmonary bypass Cardiopulmonary exercise test Cardiopulmonary exercise test abnormal Cardiopulmonary exercise test normal Cardiopulmonary failure Cardiorenal syndrome Cardiospasm Cardiothoracic ratio Cardiothoracic ratio increased Cardiovascular autonomic function test Cardiovascular deconditioning Cardiovascular disorder Cardiovascular evaluation Cardiovascular examination Cardiovascular examination abnormal Cardiovascular function test Cardiovascular function test normal Cardiovascular insufficiency Cardiovascular somatic symptom disorder Cardiovascular symptom Cardioversion Carditis Caregiver Carney complex Carnitine Carnitine decreased Carnitine deficiency Carnitine normal Carotid aneurysm rupture Carotid arteriosclerosis Carotid artery aneurysm Carotid artery disease Carotid artery dissection Carotid artery dolichoectasia Carotid artery occlusion Carotid artery perforation Carotid artery stenosis Carotid artery stent insertion Carotid artery thrombosis Carotid endarterectomy Carotid pulse Carotid pulse abnormal Carotid pulse increased Carotid revascularisation Carotid sinus massage Carotidynia Carpal collapse Carpal tunnel decompression Carpal tunnel syndrome Cartilage atrophy Cartilage development disorder Cartilage hypertrophy Cartilage injury Cartilage neoplasm Cast application Castleman's disease Cat scratch disease Catamenial pneumothorax Cataplexy Cataract Cataract congenital Cataract cortical Cataract nuclear Cataract operation Cataract subcapsular Catarrh Catastrophic reaction Catatonia Catecholamine crisis Catecholamines urine Catecholamines urine normal Catheter culture Catheter culture positive Catheter directed thrombolysis Catheter management Catheter placement Catheter removal Catheter site discharge Catheter site erythema Catheter site haematoma Catheter site haemorrhage Catheter site infection Catheter site pain Catheter site swelling Catheter site thrombosis Catheterisation cardiac Catheterisation cardiac abnormal Catheterisation cardiac normal Catheterisation venous Cauda equina syndrome Cautery to nose Cavernous sinus syndrome Cavernous sinus thrombosis Cell death Cell marker Cell marker decreased Cell marker increased Cell-mediated cytotoxicity Cell-mediated immune deficiency Cells in urine Cellulite Cellulitis Cellulitis of male external genital organ Cellulitis orbital Cellulitis staphylococcal Cellulitis streptococcal Central auditory processing disorder Central cord syndrome Central nervous system abscess Central nervous system enteroviral infection Central nervous system function test Central nervous system function test abnormal Central nervous system function test normal Central nervous system haemorrhage Central nervous system immune reconstitution inflammatory response Central nervous system infection Central nervous system inflammation Central nervous system injury Central nervous system lesion Central nervous system lymphoma Central nervous system mass Central nervous system neoplasm Central nervous system stimulation Central nervous system vasculitis Central nervous system viral infection Central obesity Central pain syndrome Central serous chorioretinopathy Central venous catheter removal Central venous catheterisation Central venous pressure Central venous pressure abnormal Central venous pressure increased Central vision loss Cephalhaematoma Cephalin flocculation Cerebellar artery occlusion Cerebellar artery thrombosis Cerebellar ataxia Cerebellar atrophy Cerebellar cognitive affective syndrome Cerebellar embolism Cerebellar haematoma Cerebellar haemorrhage Cerebellar hypoplasia Cerebellar infarction Cerebellar ischaemia Cerebellar stroke Cerebellar syndrome Cerebellar tumour Cerebral amyloid angiopathy Cerebral arteriosclerosis Cerebral arteriovenous malformation haemorrhagic Cerebral arteritis Cerebral artery embolism Cerebral artery occlusion Cerebral artery stenosis Cerebral artery thrombosis Cerebral ataxia Cerebral atrophy Cerebral atrophy congenital Cerebral calcification Cerebral capillary telangiectasia Cerebral cavernous malformation Cerebral circulatory failure Cerebral congestion Cerebral cyst Cerebral disorder Cerebral endovascular aneurysm repair Cerebral haemangioma Cerebral haematoma Cerebral haemorrhage Cerebral haemorrhage foetal Cerebral haemorrhage neonatal Cerebral haemosiderin deposition Cerebral hygroma Cerebral hyperperfusion syndrome Cerebral hypoperfusion Cerebral infarction Cerebral infarction foetal Cerebral ischaemia Cerebral mass effect Cerebral microangiopathy Cerebral microembolism Cerebral microhaemorrhage Cerebral microinfarction Cerebral palsy Cerebral revascularisation Cerebral small vessel ischaemic disease Cerebral thrombosis Cerebral vascular occlusion Cerebral vasoconstriction Cerebral vasodilatation Cerebral venous sinus thrombosis Cerebral venous thrombosis Cerebral ventricle collapse Cerebral ventricle dilatation Cerebral ventricular rupture Cerebrospinal fluid circulation disorder Cerebrospinal fluid drainage Cerebrospinal fluid leakage Cerebrospinal fluid retention Cerebrovascular accident Cerebrovascular arteriovenous malformation Cerebrovascular disorder Cerebrovascular insufficiency Cerebrovascular stenosis Ceruloplasmin Ceruloplasmin decreased Ceruloplasmin normal Cerumen impaction Cerumen removal Cervical conisation Cervical cord compression Cervical cyst Cervical diathermy Cervical dilatation Cervical discharge Cervical dysplasia Cervical incompetence Cervical myelopathy Cervical neuritis Cervical polyp Cervical polypectomy Cervical radiculopathy Cervical root pain Cervical spinal cord paralysis Cervical spinal stenosis Cervical vertebral fracture Cervicectomy Cervicitis Cervicitis human papilloma virus Cervicobrachial syndrome Cervicogenic headache Cervicogenic vertigo Cervix carcinoma Cervix carcinoma recurrent Cervix carcinoma stage 0 Cervix carcinoma stage I Cervix carcinoma stage II Cervix carcinoma stage III Cervix carcinoma stage IV Cervix cautery Cervix cerclage procedure Cervix disorder Cervix dystocia Cervix enlargement Cervix haematoma uterine Cervix haemorrhage uterine Cervix inflammation Cervix injury Cervix neoplasm Cervix oedema Cestode infection Chalazion Change in seizure presentation Change in sustained attention Change of bowel habit Chapped lips Charles Bonnet syndrome Cheilitis Cheilosis Chelation therapy Chemical burn Chemical burn of skin Chemical burns of eye Chemical peel of skin Chemical poisoning Chemocauterisation Chemokine increased Chemokine test Chemotherapy Chemotherapy multiple agents systemic Chest X-ray Chest X-ray abnormal Chest X-ray normal Chest crushing Chest discomfort Chest expansion decreased Chest injury Chest pain Chest scan Chest tube insertion Chest tube removal Chest wall abscess Chest wall cyst Chest wall haematoma Chest wall mass Chest wall pain Cheyne-Stokes respiration Chikungunya virus infection Child abuse Child maltreatment syndrome Child-Pugh-Turcotte score Child-Pugh-Turcotte score increased Childhood asthma Childhood disintegrative disorder Chillblains Chills Chiropractic Chlamydia identification test negative Chlamydia identification test positive Chlamydia serology Chlamydia test Chlamydia test negative Chlamydia test positive Chlamydial infection Chloasma Chloroma Choking Choking sensation Cholangiocarcinoma Cholangiogram Cholangiogram normal Cholangitis Cholangitis acute Cholangitis chronic Cholangitis sclerosing Cholecystectomy Cholecystitis Cholecystitis acute Cholecystitis chronic Cholecystitis infective Cholecystocholangitis Cholecystostomy Choledochoenterostomy Choledocholithotomy Cholelithiasis Cholelithotomy Cholelithotripsy Cholera Cholestasis Cholestasis of pregnancy Cholestatic liver injury Cholesteatoma Cholinergic syndrome Choluria Chondritis Chondroblastoma Chondrocalcinosis Chondrocalcinosis pyrophosphate Chondrodystrophy Chondrolysis Chondroma Chondromalacia Chondromatosis Chondropathy Chondrosis Chordae tendinae rupture Chordee Chorea Choreoathetosis Chorioamnionitis Chorioamniotic separation Choriomeningitis lymphocytic Chorioretinal atrophy Chorioretinal disorder Chorioretinal folds Chorioretinal scar Chorioretinitis Chorioretinopathy Choroid melanoma Choroid plexus papilloma Choroidal detachment Choroidal effusion Choroidal haemangioma Choroidal neovascularisation Choroidal rupture Choroiditis Chromatopsia Chromaturia Chromopertubation Chromosomal analysis Chromosomal deletion Chromosome abnormality Chromosome analysis abnormal Chromosome analysis normal Chronic active Epstein-Barr virus infection Chronic allograft nephropathy Chronic cheek biting Chronic coronary syndrome Chronic cutaneous lupus erythematosus Chronic disease Chronic fatigue syndrome Chronic gastritis Chronic graft versus host disease Chronic granulomatous disease Chronic hepatic failure Chronic hepatitis Chronic hepatitis B Chronic hepatitis C Chronic idiopathic pain syndrome Chronic inflammatory demyelinating polyradiculoneuropathy Chronic inflammatory response syndrome Chronic kidney disease Chronic kidney disease-mineral and bone disorder Chronic left ventricular failure Chronic leukaemia Chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids Chronic lymphocytic leukaemia Chronic lymphocytic leukaemia recurrent Chronic myeloid leukaemia Chronic myeloid leukaemia recurrent Chronic myelomonocytic leukaemia Chronic myocarditis Chronic obstructive pulmonary disease Chronic paroxysmal hemicrania Chronic pigmented purpura Chronic respiratory disease Chronic respiratory failure Chronic rhinosinusitis without nasal polyps Chronic sinusitis Chronic spontaneous urticaria Chronic throat clearing Chronic tic disorder Chronic tonsillitis Chronic villitis of unknown etiology Chylomicron increased Ciliary body disorder Ciliary hyperaemia Ciliary muscle spasm Circadian rhythm sleep disorder Circulating anticoagulant Circulating anticoagulant positive Circulatory collapse Circulatory failure neonatal Circumcision Circumoral oedema Circumoral swelling Circumstance or information capable of leading to device use error Circumstance or information capable of leading to medication error Cirrhosis alcoholic Cisternogram Citrobacter infection Citrobacter test positive Clang associations Claude's syndrome Claudication of jaw muscles Claustrophobia Clavicle fracture Clear cell renal cell carcinoma Cleft lip Cleft lip and palate Cleft lip repair Cleft palate Clinical dementia rating scale Clinical trial participant Clinically isolated syndrome Clinodactyly Clinomania Cloacal exstrophy Clonal haematopoiesis Clonic convulsion Clonus Closed fracture manipulation Clostridial infection Clostridium colitis Clostridium difficile colitis Clostridium difficile infection Clostridium difficile toxin test Clostridium difficile toxin test positive Clostridium test Clostridium test negative Clostridium test positive Clot retraction Clubbing Clumsiness Clumsy child syndrome Cluster headache Coagulation disorder neonatal Coagulation factor Coagulation factor IX level Coagulation factor IX level increased Coagulation factor V level Coagulation factor V level abnormal Coagulation factor V level decreased Coagulation factor V level normal Coagulation factor VII level Coagulation factor VII level decreased Coagulation factor VIII level Coagulation factor VIII level abnormal Coagulation factor VIII level decreased Coagulation factor VIII level increased Coagulation factor VIII level normal Coagulation factor X level Coagulation factor X level decreased Coagulation factor X level normal Coagulation factor XI level Coagulation factor XII level Coagulation factor XII level increased Coagulation factor XII level normal Coagulation factor XIII level decreased Coagulation factor decreased Coagulation factor deficiency Coagulation factor increased Coagulation factor inhibitor assay Coagulation factor level normal Coagulation factor mutation Coagulation test Coagulation test abnormal Coagulation test normal Coagulation time Coagulation time abnormal Coagulation time normal Coagulation time prolonged Coagulation time shortened Coagulopathy Coarctation of the aorta Coating in mouth Coccidioidomycosis Coccydynia Cochlea implant Coeliac artery aneurysm Coeliac artery compression syndrome Coeliac artery stenosis Coeliac disease Cogan's syndrome Cognitive disorder Cognitive linguistic deficit Cognitive test Cogwheel rigidity Coinfection Coital bleeding Cold agglutinins Cold agglutinins negative Cold agglutinins positive Cold burn Cold compress therapy Cold exposure injury Cold sweat Cold type haemolytic anaemia Cold urticaria Cold-stimulus headache Colectomy Colectomy total Colitis Colitis ischaemic Colitis microscopic Colitis ulcerative Collagen disorder Collagen-vascular disease Collapse of lung Colon adenoma Colon cancer Colon cancer metastatic Colon cancer stage IV Colon injury Colon neoplasm Colon operation Colon polypectomy Colonic abscess Colonic haemorrhage Colonic lavage Colonoscopy Colonoscopy abnormal Colonoscopy normal Colony stimulating factor therapy Colorectal cancer Colorectal cancer metastatic Colorectal cancer stage IV Colostomy Colostomy closure Colour blindness Colour blindness acquired Colour vision tests Colour vision tests abnormal red-green Colour vision tests normal Colposcopy Colposcopy abnormal Colposcopy normal Coma Coma hepatic Coma scale Coma scale abnormal Coma scale normal Combined immunodeficiency Combined pulmonary fibrosis and emphysema Comminuted fracture Communication disorder Community acquired infection Compartment syndrome Complement deficiency disease Complement factor Complement factor C3 Complement factor C3 decreased Complement factor C3 increased Complement factor C4 Complement factor C4 decreased Complement factor C4 increased Complement factor abnormal Complement factor decreased Complement factor increased Complement factor normal Complement fixation test positive Complete decongestive therapy Completed suicide Complex partial seizures Complex regional pain syndrome Complex tic Complicated appendicitis Complicated migraine Complication associated with device Complication of delivery Complication of device insertion Complication of pregnancy Complications of transplanted kidney Complications of transplanted lung Compression fracture Compression garment application Compression stockings application Compulsions Compulsive hoarding Compulsive lip biting Computed tomographic abscessogram Computed tomographic colonography Computed tomographic gastrography Computerised tomogram Computerised tomogram abdomen Computerised tomogram abdomen abnormal Computerised tomogram abdomen normal Computerised tomogram abnormal Computerised tomogram aorta Computerised tomogram breast abnormal Computerised tomogram coronary artery Computerised tomogram coronary artery abnormal Computerised tomogram coronary artery normal Computerised tomogram head Computerised tomogram head abnormal Computerised tomogram head normal Computerised tomogram intestine Computerised tomogram kidney Computerised tomogram kidney abnormal Computerised tomogram kidney normal Computerised tomogram liver Computerised tomogram liver abnormal Computerised tomogram neck Computerised tomogram normal Computerised tomogram pancreas Computerised tomogram pancreas normal Computerised tomogram pelvis Computerised tomogram pelvis abnormal Computerised tomogram spine Computerised tomogram thorax Computerised tomogram thorax abnormal Computerised tomogram thorax normal Computerised tomogram venography head Concentric sclerosis Concomitant disease aggravated Concomitant disease progression Concussion Condition aggravated Conduct disorder Conduction disorder Conductive deafness Cone dystrophy Confabulation Confluent and reticulate papillomatosis Confusional arousal Confusional state Congenital LUMBAR syndrome Congenital absence of bile ducts Congenital absence of cranial vault Congenital amputation Congenital anomaly Congenital aortic anomaly Congenital aortic valve incompetence Congenital bladder anomaly Congenital brain damage Congenital cardiovascular anomaly Congenital central nervous system anomaly Congenital choroid plexus cyst Congenital coagulopathy Congenital coronary artery malformation Congenital cystic kidney disease Congenital cystic lung Congenital cytomegalovirus infection Congenital diaphragmatic hernia Congenital eye disorder Congenital foot malformation Congenital generalised lipodystrophy Congenital genital malformation Congenital genitourinary abnormality Congenital great vessel anomaly Congenital hand malformation Congenital hearing disorder Congenital heart valve disorder Congenital hepatitis B infection Congenital hiatus hernia Congenital hydrocephalus Congenital hydronephrosis Congenital hypercoagulation Congenital hypothyroidism Congenital inguinal hernia Congenital joint malformation Congenital laryngeal stridor Congenital melanocytic naevus Congenital midline defect Congenital multiplex arthrogryposis Congenital musculoskeletal anomaly Congenital musculoskeletal disorder of limbs Congenital musculoskeletal disorder of spine Congenital myasthenic syndrome Congenital naevus Congenital neurological degeneration Congenital neurological disorder Congenital nose malformation Congenital nystagmus Congenital optic nerve anomaly Congenital oral malformation Congenital pneumonia Congenital pulmonary hypertension Congenital pulmonary valve disorder Congenital pyelocaliectasis Congenital renal disorder Congenital rubella infection Congenital skin dimples Congenital skin disorder Congenital spinal fusion Congenital syphilis Congenital tongue anomaly Congenital umbilical hernia Congenital ureterovesical junction anomaly Congenital uterine anomaly Congenital vesicoureteric reflux Congestive cardiomyopathy Congestive hepatopathy Conjoined twins Conjunctival adhesion Conjunctival cyst Conjunctival deposit Conjunctival discolouration Conjunctival disorder Conjunctival haemorrhage Conjunctival hyperaemia Conjunctival irritation Conjunctival oedema Conjunctival pallor Conjunctival scar Conjunctival ulcer Conjunctival vascular disorder Conjunctivitis Conjunctivitis allergic Conjunctivitis bacterial Conjunctivitis infective Conjunctivitis viral Conjunctivochalasis Connective tissue disorder Connective tissue inflammation Consciousness fluctuating Constipation Constipation neonatal Constricted affect Contact lens intolerance Continuous glucose monitoring Continuous haemodiafiltration Continuous positive airway pressure Contraception Contraceptive implant Contraindicated drug administered Contraindicated product administered Contraindicated product prescribed Contraindication to medical treatment Contraindication to vaccination Contrast media allergy Contrast media deposition Contrast media reaction Contusion Conus medullaris syndrome Convalescent Convalescent plasma transfusion Conversion disorder Convulsion Convulsion in childhood Convulsion neonatal Convulsions local Convulsive threshold lowered Cooling therapy Coombs direct test Coombs direct test negative Coombs direct test positive Coombs indirect test Coombs indirect test negative Coombs indirect test positive Coombs negative haemolytic anaemia Coombs positive haemolytic anaemia Coombs test Coombs test negative Coombs test positive Coordination abnormal Coprolalia Coproporphyrinogen increased Cor pulmonale Cor pulmonale acute Cor pulmonale chronic Cord blood transplant therapy Corneal abrasion Corneal bleeding Corneal decompensation Corneal defect Corneal degeneration Corneal deposits Corneal disorder Corneal dystrophy Corneal endothelial microscopy Corneal endotheliitis Corneal epithelium defect Corneal erosion Corneal graft rejection Corneal infection Corneal infiltrates Corneal irritation Corneal laceration Corneal lesion Corneal light reflex test normal Corneal neovascularisation Corneal oedema Corneal opacity Corneal pachymetry Corneal reflex decreased Corneal scar Corneal transplant Corona virus infection Coronary angioplasty Coronary arterial stent insertion Coronary artery aneurysm Coronary artery atherosclerosis Coronary artery bypass Coronary artery dilatation Coronary artery disease Coronary artery dissection Coronary artery embolism Coronary artery insufficiency Coronary artery occlusion Coronary artery stenosis Coronary artery thrombosis Coronary ostial stenosis Coronavirus infection Coronavirus pneumonia Coronavirus test Coronavirus test negative Coronavirus test positive Corrective lens user Cortical dysplasia Cortical visual impairment Corticosteroid binding globulin test Corticotropin-releasing hormone stimulation test Cortisol decreased Cortisol free urine Cortisol increased Cortisol normal Corynebacterium infection Corynebacterium test negative Corynebacterium test positive Costochondritis Costovertebral angle tenderness Cough Cough decreased Cough variant asthma Counterfeit drug administered Counterfeit product administered Cow pox Cow's milk intolerance Coxiella test Coxiella test positive Coxsackie myocarditis Coxsackie viral infection Coxsackie virus serology test Coxsackie virus serology test negative Coxsackie virus test Coxsackie virus test negative Coxsackie virus test positive Cramp-fasciculation syndrome Cranial nerve decompression Cranial nerve disorder Cranial nerve infection Cranial nerve injury Cranial nerve palsies multiple Cranial nerve paralysis Craniectomy Craniocerebral injury Craniofacial fracture Craniofacial injury Craniopharyngioma Cranioplasty Craniosynostosis Craniotomy Creatine urine Creatine urine increased Creatinine renal clearance Creatinine renal clearance decreased Creatinine renal clearance increased Creatinine renal clearance normal Creatinine urine Creatinine urine decreased Creatinine urine increased Creatinine urine normal Crepitations Creutzfeldt-Jakob disease Critical illness Crohn's disease Cross sensitivity reaction Croup infectious Crown lengthening Crush injury Crush syndrome Crying Cryofibrinogenaemia Cryoglobulinaemia Cryoglobulins Cryoglobulins absent Cryoglobulins present Cryopyrin associated periodic syndrome Cryotherapy Cryptitis Cryptococcal cutaneous infection Cryptococcal meningoencephalitis Cryptococcosis Cryptococcus antigen Cryptococcus test Cryptorchism Cryptosporidiosis infection Crystal arthropathy Crystal urine Crystal urine absent Crystal urine present Cubital tunnel syndrome Culture Culture cervix Culture negative Culture positive Culture stool Culture stool negative Culture stool positive Culture throat Culture throat negative Culture throat positive Culture tissue specimen Culture tissue specimen negative Culture tissue specimen positive Culture urine Culture urine negative Culture urine positive Culture wound Culture wound negative Culture wound positive Cushing's syndrome Cushingoid Cutaneous T-cell lymphoma Cutaneous lupus erythematosus Cutaneous lymphoma Cutaneous mucormycosis Cutaneous sarcoidosis Cutaneous symptom Cutaneous tuberculosis Cutaneous vasculitis Cutis laxa Cutis rhomboidalis nuchae Cutis verticis gyrata Cyanopsia Cyanosis Cyanosis central Cyanosis neonatal Cyclic citrullinated peptide A increased Cyclic vomiting syndrome Cycloplegia Cycloplegic refraction Cyclothymic disorder Cyst Cyst aspiration Cyst aspiration abnormal Cyst drainage Cyst removal Cyst rupture Cystatin C Cystatin C abnormal Cystatin C increased Cystic fibrosis Cystic fibrosis carrier Cystic fibrosis lung Cystic lung disease Cystic lymphangioma Cystitis Cystitis bacterial Cystitis escherichia Cystitis glandularis Cystitis haemorrhagic Cystitis interstitial Cystitis noninfective Cystitis viral Cystitis-like symptom Cystocele Cystogram Cystoid macular oedema Cystoscopy Cystoscopy abnormal Cystoscopy normal Cytogenetic abnormality Cytogenetic analysis Cytogenetic analysis abnormal Cytogenetic analysis normal Cytokine abnormal Cytokine increased Cytokine release syndrome Cytokine storm Cytokine test Cytology Cytology abnormal Cytology normal Cytolytic hepatitis Cytomegalovirus antibody negative Cytomegalovirus antibody positive Cytomegalovirus antigen Cytomegalovirus chorioretinitis Cytomegalovirus hepatitis Cytomegalovirus infection Cytomegalovirus infection reactivation Cytomegalovirus mononucleosis Cytomegalovirus oesophagitis Cytomegalovirus serology Cytomegalovirus test Cytomegalovirus test negative Cytomegalovirus test positive Cytomegalovirus viraemia Cytopenia Cytotoxic lesions of corpus callosum Cytotoxic oedema DNA antibody DNA antibody negative DNA antibody positive DNA test for fragile X Dacryoadenitis acquired Dacryocanaliculitis Dacryocystitis Dacryostenosis acquired Dacryostenosis congenital Dactylitis Dairy intolerance Dandruff Dandy-Walker syndrome Dark circles under eyes Daydreaming Deafness Deafness bilateral Deafness congenital Deafness neurosensory Deafness permanent Deafness transitory Deafness traumatic Deafness unilateral Death Death neonatal Death of companion Death of pet Death of relative Debridement Decapitation Decerebrate posture Decerebration Decidual cast Decompressive craniectomy Decorticate posture Decreased activity Decreased appetite Decreased embryo viability Decreased eye contact Decreased gait velocity Decreased immune responsiveness Decreased insulin requirement Decreased interest Decreased nasolabial fold Decreased ventricular afterload Decreased vibratory sense Decubitus ulcer Deep brain stimulation Deep vein thrombosis Deep vein thrombosis postoperative Defaecation disorder Defaecation urgency Defect conduction intraventricular Deficiency anaemia Deficiency of bile secretion Deformity Deformity thorax Degenerative bone disease Degenerative mitral valve disease Dehiscence Dehydration Dehydroepiandrosterone decreased Dehydroepiandrosterone test Deja vu Delayed delivery Delayed fontanelle closure Delayed menarche Delayed myelination Delayed puberty Delayed recovery from anaesthesia Delayed sleep phase Delirium Delirium febrile Delivery Delivery outside health facility Delusion Delusion of parasitosis Delusion of reference Delusion of replacement Delusional disorder, persecutory type Delusional disorder, unspecified type Delusional perception Dementia Dementia Alzheimer's type Dementia of the Alzheimer's type, with delirium Dementia with Lewy bodies Demodicidosis Demyelinating polyneuropathy Demyelination Denervation atrophy Dengue fever Dengue haemorrhagic fever Dengue virus test Dengue virus test negative Dengue virus test positive Dental care Dental caries Dental cleaning Dental cyst Dental discomfort Dental dysaesthesia Dental examination Dental examination abnormal Dental examination normal Dental implant removal Dental implantation Dental leakage Dental necrosis Dental operation Dental paraesthesia Dental plaque Dental pulp disorder Dental restoration failure Dependence Dependence on oxygen therapy Dependence on respirator Dependent personality disorder Dependent rubor Depersonalisation Depersonalisation/derealisation disorder Depilation Depressed level of consciousness Depressed mood Depression Depression suicidal Depressive delusion Depressive symptom Derailment Derealisation Dermal cyst Dermal filler injection Dermal filler overcorrection Dermal filler reaction Dermal sinus Dermatillomania Dermatitis Dermatitis acneiform Dermatitis allergic Dermatitis atopic Dermatitis bullous Dermatitis contact Dermatitis diaper Dermatitis exfoliative Dermatitis exfoliative generalised Dermatitis herpetiformis Dermatitis infected Dermatitis psoriasiform Dermatochalasis Dermatofibrosarcoma protuberans Dermatoglyphic anomaly Dermatologic examination Dermatologic examination abnormal Dermatologic examination normal Dermatomyositis Dermatopathic lymphadenopathy Dermatophagia Dermatophytosis Dermatosis Dermo-hypodermitis Dermographism Dermoid cyst Dermoscopy Detached Descemet's membrane Detachment of macular retinal pigment epithelium Detachment of retinal pigment epithelium Detoxification Detrusor sphincter dyssynergia Developmental coordination disorder Developmental delay Developmental glaucoma Developmental hip dysplasia Developmental regression Device breakage Device chemical property issue Device connection issue Device data issue Device defective Device dependence Device deployment issue Device difficult to use Device dislocation Device dispensing error Device electrical impedance issue Device embolisation Device expulsion Device failure Device function test Device infusion issue Device intolerance Device issue Device leakage Device loosening Device malfunction Device material issue Device material opacification Device occlusion Device operational issue Device pacing issue Device physical property issue Device placement issue Device power source issue Device related infection Device related thrombosis Device temperature issue Device use confusion Device use error Device use issue Dextrocardia Diabetes insipidus Diabetes mellitus Diabetes mellitus inadequate control Diabetes mellitus insulin-dependent Diabetes mellitus management Diabetic cheiroarthropathy Diabetic coma Diabetic complication Diabetic diet Diabetic end stage renal disease Diabetic eye disease Diabetic foetopathy Diabetic foot Diabetic foot infection Diabetic gangrene Diabetic hyperglycaemic coma Diabetic hyperosmolar coma Diabetic ketoacidosis Diabetic ketoacidotic hyperglycaemic coma Diabetic ketosis Diabetic metabolic decompensation Diabetic nephropathy Diabetic neuropathy Diabetic retinal oedema Diabetic retinopathy Diabetic wound Diagnostic aspiration Diagnostic procedure Dialysis Dialysis device insertion Dialysis efficacy test Dialysis related complication Diaphragmalgia Diaphragmatic disorder Diaphragmatic hernia Diaphragmatic paralysis Diaphragmatic rupture Diaphragmatic spasm Diarrhoea Diarrhoea haemorrhagic Diarrhoea infectious Diarrhoea neonatal Diastolic dysfunction Diastolic hypertension Diet refusal Dieulafoy's vascular malformation Differential white blood cell count Differential white blood cell count abnormal Differential white blood cell count normal Difficulty in walking Diffuse alopecia Diffuse alveolar damage Diffuse axonal injury Diffuse cutaneous mastocytosis Diffuse idiopathic skeletal hyperostosis Diffuse large B-cell lymphoma Diffuse large B-cell lymphoma recurrent Diffuse large B-cell lymphoma stage IV Diffuse vasculitis Diffusion-weighted brain MRI Diffusion-weighted brain MRI abnormal Diffusion-weighted brain MRI normal Digestive enzyme normal Digestive enzyme test Dilatation atrial Dilatation intrahepatic duct acquired Dilatation ventricular Dilated pores Diphtheria Diplacusis Diplegia Diplopia Direct calorimetry Directional Doppler flow tests Directional Doppler flow tests abnormal Directional Doppler flow tests normal Disability Disability assessment scale Disability assessment scale score increased Disbacteriosis Discharge Discogram abnormal Discoloured vomit Discomfort Discontinued product administered Discouragement Disease complication Disease prodromal stage Disease progression Disease recurrence Disease risk factor Disease susceptibility Disinhibition Dislocation of vertebra Disorder of orbit Disorganised speech Disorientation Dissecting coronary artery aneurysm Disseminated Bacillus Calmette-Guerin infection Disseminated intravascular coagulation Disseminated tuberculosis Disseminated varicella Disseminated varicella zoster vaccine virus infection Disseminated varicella zoster virus infection Dissociation Dissociative amnesia Dissociative disorder Dissociative fugue Distractibility Distributive shock Disturbance in attention Disturbance in sexual arousal Disturbance in social behaviour Diuretic therapy Diverticular perforation Diverticulitis Diverticulitis intestinal haemorrhagic Diverticulitis intestinal perforated Diverticulum Diverticulum intestinal Diverticulum intestinal haemorrhagic Divorced Dizziness Dizziness exertional Dizziness postural Documented hypersensitivity to administered drug Documented hypersensitivity to administered product Dopamine transporter scintigraphy Dopamine transporter scintigraphy abnormal Dose calculation error Double stranded DNA antibody Double stranded DNA antibody positive Douglas' abscess Drain of cerebral subdural space Drain placement Drain site complication Drainage Dreamy state Dressler's syndrome Drooling Drooping shoulder syndrome Drop attacks Dropped head syndrome Drowning Drug abuse Drug abuser Drug administered at inappropriate site Drug administered in wrong device Drug administered to patient of inappropriate age Drug administration error Drug clearance Drug delivery system malfunction Drug dependence Drug dispensed to wrong patient Drug dispensing error Drug dose omission Drug dose omission by device Drug effect decreased Drug effect incomplete Drug effect less than expected Drug effective for unapproved indication Drug eruption Drug exposure before pregnancy Drug exposure during pregnancy Drug exposure via breast milk Drug hypersensitivity Drug ineffective Drug ineffective for unapproved indication Drug interaction Drug intolerance Drug label confusion Drug level Drug level below therapeutic Drug level decreased Drug level increased Drug level therapeutic Drug monitoring procedure incorrectly performed Drug name confusion Drug physiologic incompatibility Drug prescribing error Drug provocation test Drug reaction with eosinophilia and systemic symptoms Drug resistance Drug screen Drug screen false positive Drug screen negative Drug screen positive Drug specific antibody Drug specific antibody absent Drug specific antibody present Drug tolerance Drug tolerance decreased Drug tolerance increased Drug toxicity Drug trough level Drug use disorder Drug use for unknown indication Drug withdrawal headache Drug withdrawal maintenance therapy Drug withdrawal syndrome Drug withdrawal syndrome neonatal Drug-device interaction Drug-disease interaction Drug-induced liver injury Dry age-related macular degeneration Dry eye Dry lung syndrome Dry mouth Dry skin Dry throat Ductus arteriosus premature closure Dumping syndrome Duodenal operation Duodenal perforation Duodenal polyp Duodenal stenosis Duodenal ulcer Duodenal ulcer haemorrhage Duodenal ulcer perforation Duodenitis Duodenogastric reflux Duplicate therapy error Dupuytren's contracture Dural arteriovenous fistula Durotomy procedure Dust allergy Dysacusis Dysaesthesia Dysaesthesia pharynx Dysarthria Dysbacteriosis Dysbiosis Dyscalculia Dyschezia Dyschromatopsia Dysdiadochokinesis Dysentery Dysfunctional uterine bleeding Dysgeusia Dysgraphia Dyshidrosis Dyshidrotic eczema Dyskinesia Dyskinesia oesophageal Dyslalia Dyslexia Dyslipidaemia Dysmenorrhoea Dysmetria Dysmetropsia Dysmorphism Dysmyelination Dyspareunia Dyspepsia Dysphagia Dysphasia Dysphemia Dysphonia Dysphoria Dysphotopsia Dysplasia Dyspnoea Dyspnoea at rest Dyspnoea exertional Dyspnoea paroxysmal nocturnal Dysponesis Dyspraxia Dysstasia Dystonia Dystonic tremor Dysuria ECG signs of myocardial ischaemia ECG signs of ventricular hypertrophy EGFR gene mutation EGFR status assay Eales' disease Ear abrasion Ear and hearing disorder prophylaxis Ear canal erythema Ear canal injury Ear canal stenosis Ear congestion Ear deformity acquired Ear discomfort Ear disorder Ear haemorrhage Ear infection Ear infection bacterial Ear infection fungal Ear infection viral Ear inflammation Ear injury Ear irrigation Ear malformation Ear neoplasm Ear odour Ear operation Ear pain Ear pruritus Ear swelling Ear tube insertion Ear, nose and throat disorder Ear, nose and throat examination Ear, nose and throat examination abnormal Ear, nose and throat examination normal Ear, nose and throat infection Early infantile epileptic encephalopathy with burst-suppression Early morning awakening Early onset familial Alzheimer's disease Early retirement Early satiety Eastern Cooperative Oncology Group performance status Eating disorder Eating disorder symptom Ebstein's anomaly Ecchymosis Echinococciasis Echo virus infection Echocardiogram Echocardiogram abnormal Echocardiogram normal Echoencephalogram Echoencephalogram normal Echography abnormal Echography normal Echolalia Echovirus test Echovirus test negative Eclampsia Economic problem Ecthyma Ectopic pregnancy Ectopic pregnancy with contraceptive device Ectrodactyly Ectropion Ectropion of cervix Eczema Eczema asteatotic Eczema eyelids Eczema herpeticum Eczema impetiginous Eczema infantile Eczema infected Eczema nummular Eczema vaccinatum Eczema vesicular Eczema weeping Edentulous Educational problem Effusion Ehlers-Danlos syndrome Ehrlichia serology Ehrlichia test Ejaculation delayed Ejaculation disorder Ejaculation failure Ejection fraction Ejection fraction abnormal Ejection fraction decreased Ejection fraction normal Elbow deformity Elbow operation Elective surgery Electric injury Electric shock Electric shock sensation Electrocardiogram Electrocardiogram P wave abnormal Electrocardiogram P wave normal Electrocardiogram PQ interval Electrocardiogram PR interval Electrocardiogram PR prolongation Electrocardiogram PR segment depression Electrocardiogram PR segment elevation Electrocardiogram PR shortened Electrocardiogram Q wave abnormal Electrocardiogram Q waves Electrocardiogram QRS complex Electrocardiogram QRS complex abnormal Electrocardiogram QRS complex normal Electrocardiogram QRS complex prolonged Electrocardiogram QRS complex shortened Electrocardiogram QT interval Electrocardiogram QT interval abnormal Electrocardiogram QT interval normal Electrocardiogram QT prolonged Electrocardiogram QT shortened Electrocardiogram S1-S2-S3 pattern Electrocardiogram ST segment Electrocardiogram ST segment abnormal Electrocardiogram ST segment depression Electrocardiogram ST segment elevation Electrocardiogram ST segment normal Electrocardiogram ST-T change Electrocardiogram ST-T segment abnormal Electrocardiogram ST-T segment depression Electrocardiogram T wave abnormal Electrocardiogram T wave amplitude decreased Electrocardiogram T wave biphasic Electrocardiogram T wave inversion Electrocardiogram T wave normal Electrocardiogram T wave peaked Electrocardiogram U wave present Electrocardiogram abnormal Electrocardiogram ambulatory Electrocardiogram ambulatory abnormal Electrocardiogram ambulatory normal Electrocardiogram change Electrocardiogram delta waves abnormal Electrocardiogram low voltage Electrocardiogram normal Electrocardiogram repolarisation abnormality Electrocauterisation Electrocochleogram Electroconvulsive therapy Electrocorticogram Electrocution Electroencephalogram Electroencephalogram abnormal Electroencephalogram normal Electrogastrogram Electrolyte depletion Electrolyte imbalance Electrolyte substitution therapy Electromagnetic interference Electromyogram Electromyogram abnormal Electromyogram normal Electroneurography Electroneuromyography Electronystagmogram Electronystagmogram abnormal Electronystagmogram normal Electrooculogram Electrophoresis Electrophoresis abnormal Electrophoresis normal Electrophoresis protein Electrophoresis protein abnormal Electrophoresis protein normal Elephantiasis Elliptocytosis Embolia cutis medicamentosa Embolic cerebellar infarction Embolic cerebral infarction Embolic pneumonia Embolic stroke Embolism Embolism arterial Embolism venous Emergency care Emergency care examination Emergency care examination normal Emotional disorder Emotional disorder of childhood Emotional distress Emotional poverty Emphysema Emphysematous cystitis Empty sella syndrome Empyema Empyema drainage Enamel anomaly Enanthema Encapsulation reaction Encephalitis Encephalitis Japanese B Encephalitis allergic Encephalitis autoimmune Encephalitis brain stem Encephalitis herpes Encephalitis influenzal Encephalitis lethargica Encephalitis meningococcal Encephalitis mumps Encephalitis post immunisation Encephalitis post measles Encephalitis post varicella Encephalitis rickettsial Encephalitis viral Encephalocele Encephalocele repair Encephalomalacia Encephalomyelitis Encephalomyelitis viral Encephalopathy Encephalopathy allergic Encephalopathy neonatal Enchondromatosis Encopresis End stage renal disease End-tidal CO2 End-tidal CO2 decreased Endobronchial ultrasound Endocardial disease Endocardial fibrosis Endocarditis Endocarditis bacterial Endocarditis enterococcal Endocarditis fibroplastica Endocarditis rheumatic Endocarditis staphylococcal Endocrine disorder Endocrine hypertension Endocrine ophthalmopathy Endocrine system examination Endocrine test Endocrine test abnormal Endocrine test normal Endodontic procedure Endolymphatic hydrops Endometrial ablation Endometrial adenocarcinoma Endometrial atrophy Endometrial cancer Endometrial cancer stage I Endometrial disorder Endometrial dysplasia Endometrial hyperplasia Endometrial hypertrophy Endometrial thickening Endometriosis Endometriosis ablation Endometritis Endophthalmitis Endoscopic retrograde cholangiopancreatography Endoscopic retrograde cholangiopancreatography normal Endoscopic swallowing evaluation Endoscopic swallowing evaluation abnormal Endoscopic ultrasound Endoscopic ultrasound abnormal Endoscopic ultrasound normal Endoscopy Endoscopy abnormal Endoscopy gastrointestinal Endoscopy gastrointestinal abnormal Endoscopy gastrointestinal normal Endoscopy large bowel Endoscopy normal Endoscopy small intestine Endoscopy upper gastrointestinal tract Endoscopy upper gastrointestinal tract abnormal Endoscopy upper gastrointestinal tract normal Endothelial dysfunction Endotoxaemia Endotracheal intubation Endotracheal intubation complication Endovenous ablation Enema administration Energy increased Engraft failure Enlarged cerebral perivascular spaces Enlarged clitoris Enlarged foetal cisterna magna Enlarged uvula Enophthalmos Enteral nutrition Enteric duplication Enteritis Enteritis infectious Enterobacter bacteraemia Enterobacter infection Enterobacter pneumonia Enterobacter test positive Enterobiasis Enterococcal bacteraemia Enterococcal infection Enterococcal sepsis Enterococcus test positive Enterocolitis Enterocolitis bacterial Enterocolitis haemorrhagic Enterocolitis viral Enterocutaneous fistula Enteropathic spondylitis Enterostomy Enterovesical fistula Enterovirus infection Enterovirus myocarditis Enterovirus serology test Enterovirus serology test negative Enterovirus test Enterovirus test negative Enterovirus test positive Enthesopathy Entropion Enuresis Enzyme abnormality Enzyme activity assay Enzyme activity decreased Enzyme activity normal Enzyme level increased Enzyme level test Eosinopenia Eosinophil cationic protein Eosinophil cationic protein increased Eosinophil count Eosinophil count abnormal Eosinophil count decreased Eosinophil count increased Eosinophil count normal Eosinophil morphology Eosinophil percentage Eosinophil percentage abnormal Eosinophil percentage decreased Eosinophil percentage increased Eosinophilia Eosinophilia myalgia syndrome Eosinophilic bronchitis Eosinophilic cellulitis Eosinophilic colitis Eosinophilic fasciitis Eosinophilic granulomatosis with polyangiitis Eosinophilic myocarditis Eosinophilic oesophagitis Eosinophilic pleural effusion Eosinophilic pneumonia Eosinophilic pneumonia chronic Eosinophilic pustular folliculitis Eosinophils urine Eosinophils urine present Ephelides Epicondylitis Epidemic nephropathy Epidemic polyarthritis Epidermal necrosis Epidermolysis Epidermolysis bullosa Epididymal cyst Epididymal disorder Epididymal enlargement Epididymal tenderness Epididymitis Epidural anaesthesia Epidural analgesia Epidural blood patch Epidural catheter placement Epidural haemorrhage Epidural injection Epidural lipomatosis Epidural test dose Epigastric discomfort Epiglottic cancer Epiglottic erythema Epiglottic mass Epiglottic oedema Epiglottitis Epiglottitis haemophilus Epiglottitis obstructive Epilepsy Epilepsy congenital Epileptic aura Epileptic encephalopathy Epinephrine Epinephrine decreased Epinephrine increased Epiphyses delayed fusion Epiphyses premature fusion Epiploic appendagitis Epiretinal membrane Episcleritis Episiotomy Epistaxis Epithelioid mesothelioma Epithelioid sarcoma Epstein Barr virus positive mucocutaneous ulcer Epstein-Barr viraemia Epstein-Barr virus antibody Epstein-Barr virus antibody negative Epstein-Barr virus antibody positive Epstein-Barr virus antigen positive Epstein-Barr virus associated lymphoproliferative disorder Epstein-Barr virus infection Epstein-Barr virus infection reactivation Epstein-Barr virus test Epstein-Barr virus test negative Epstein-Barr virus test positive Epulis Erb's palsy Erectile dysfunction Erection increased Ergotherapy Erosive oesophagitis Eructation Erysipelas Erysipeloid Erythema Erythema ab igne Erythema annulare Erythema elevatum diutinum Erythema induratum Erythema infectiosum Erythema marginatum Erythema migrans Erythema multiforme Erythema nodosum Erythema of eyelid Erythema toxicum neonatorum Erythematotelangiectatic rosacea Erythrasma Erythroblast count Erythroblast count increased Erythrocyanosis Erythrodermic psoriasis Erythromelalgia Erythropenia Erythroplasia Erythropoiesis abnormal Erythropoietin deficiency anaemia Erythropsia Erythrosis Eschar Escherichia bacteraemia Escherichia infection Escherichia pyelonephritis Escherichia sepsis Escherichia test Escherichia test negative Escherichia test positive Escherichia urinary tract infection Essential hypertension Essential thrombocythaemia Essential tremor Ethmoid sinus surgery Euphoric mood Eustachian tube disorder Eustachian tube dysfunction Eustachian tube obstruction Euthyroid sick syndrome Evacuation of retained products of conception Evans syndrome Ewing's sarcoma Ewing's sarcoma metastatic Ex-tobacco user Exaggerated startle response Exanthema subitum Excessive cerumen production Excessive eye blinking Excessive granulation tissue Excessive ocular convergence Excessive skin Excoriation Executive dysfunction Exercise adequate Exercise electrocardiogram Exercise electrocardiogram abnormal Exercise electrocardiogram normal Exercise lack of Exercise test Exercise test normal Exercise tolerance decreased Exercise tolerance increased Exeresis Exertional headache Exfoliative rash Exhibitionism Exomphalos Exophthalmos Exostosis Expanded disability status scale Expanded disability status scale score increased Expired device used Expired drug administered Expired product administered Exploding head syndrome Explorative laparotomy Exploratory operation Exposure during breast feeding Exposure during pregnancy Exposure to SARS-CoV-2 Exposure to allergen Exposure to chemical pollution Exposure to communicable disease Exposure to contaminated device Exposure to extreme temperature Exposure to mould Exposure to toxic agent Exposure to vaccinated person Exposure via blood Exposure via body fluid Exposure via breast milk Exposure via direct contact Exposure via eye contact Exposure via father Exposure via skin contact Exposure via transplant Exposure via unknown route Expressive language disorder Exsanguination Extensive swelling of vaccinated limb Extensor plantar response External ear cellulitis External ear disorder External ear inflammation External ear pain External fixation of fracture External hydrocephalus External vagal nerve stimulation Extra dose administered Extracorporeal membrane oxygenation Extradural abscess Extradural haematoma Extranodal marginal zone B-cell lymphoma (MALT type) Extraocular muscle disorder Extraocular muscle paresis Extrapulmonary tuberculosis Extrapyramidal disorder Extraskeletal ossification Extrasystoles Extravasation Extravasation blood Extremity contracture Extremity necrosis Extubation Exudative retinopathy Eye abscess Eye allergy Eye burns Eye colour change Eye complication associated with device Eye contusion Eye discharge Eye disorder Eye excision Eye haematoma Eye haemorrhage Eye infarction Eye infection Eye infection bacterial Eye infection intraocular Eye infection staphylococcal Eye infection syphilitic Eye infection toxoplasmal Eye infection viral Eye inflammation Eye injury Eye irrigation Eye irritation Eye laser surgery Eye luxation Eye movement disorder Eye naevus Eye oedema Eye opacity Eye operation Eye pain Eye paraesthesia Eye patch application Eye penetration Eye prosthesis insertion Eye pruritus Eye rolling Eye swelling Eye symptom Eye ulcer Eyeglasses therapy Eyelash changes Eyelash discolouration Eyelid bleeding Eyelid boil Eyelid contusion Eyelid cyst Eyelid cyst removal Eyelid disorder Eyelid exfoliation Eyelid function disorder Eyelid haematoma Eyelid infection Eyelid injury Eyelid irritation Eyelid margin crusting Eyelid myoclonus Eyelid myokymia Eyelid oedema Eyelid operation Eyelid pain Eyelid ptosis Eyelid rash Eyelid retraction Eyelid sensory disorder Eyelid skin dryness Eyelid thickening Eyelid tumour Eyelids pruritus Eyes sunken FEV1/FVC ratio FLT3 gene mutation Fabry's disease Face and mouth X-ray Face and mouth X-ray abnormal Face and mouth X-ray normal Face crushing Face injury Face lift Face oedema Face presentation Facet joint block Facet joint syndrome Facetectomy Facial asymmetry Facial bones fracture Facial discomfort Facial dysmorphism Facial myokymia Facial nerve disorder Facial neuralgia Facial pain Facial palsy Facial paralysis Facial paresis Facial spasm Factitious disorder Factor II mutation Factor IX deficiency Factor V Leiden carrier Factor V Leiden mutation Factor VII deficiency Factor VIII activity test Factor VIII deficiency Factor VIII inhibition Factor X deficiency Factor Xa activity test Faecal calprotectin Faecal calprotectin increased Faecal calprotectin normal Faecal disimpaction Faecal elastase test Faecal incontinence Faecal volume decreased Faecal volume increased Faecal vomiting Faecalith Faecaloma Faeces discoloured Faeces hard Faeces pale Faeces soft Failed in vitro fertilisation Failed induction of labour Failed trial of labour Failure to thrive Fall Fallopian tube cancer Fallopian tube cyst Fallopian tube disorder Fallopian tube operation Fallot's tetralogy False labour False lumen dilatation of aortic dissection False negative investigation result False negative pregnancy test False positive investigation result False positive laboratory result False positive tuberculosis test Familial mediterranean fever Familial periodic paralysis Familial risk factor Family stress Fascial operation Fascial rupture Fasciitis Fascioliasis Fasciotomy Fasting Fat necrosis Fat tissue decreased Fat tissue increased Fatigue Fatty acid deficiency Fear Fear of death Fear of disease Fear of eating Fear of falling Fear of injection Fear of needles Fear of pregnancy Fear-related avoidance of activities Febrile bone marrow aplasia Febrile convulsion Febrile infection Febrile infection-related epilepsy syndrome Febrile neutropenia Feeding disorder Feeding disorder neonatal Feeding disorder of infancy or early childhood Feeding intolerance Feeding tube user Feeling abnormal Feeling cold Feeling drunk Feeling guilty Feeling hot Feeling hot and cold Feeling jittery Feeling of body temperature change Feeling of despair Feeling of relaxation Feelings of worthlessness Female genital tract fistula Female orgasmic disorder Female reproductive tract disorder Female sex hormone level Female sex hormone level abnormal Female sexual arousal disorder Female sexual dysfunction Female sterilisation Feminisation acquired Femoral artery embolism Femoral artery occlusion Femoral neck fracture Femoral nerve injury Femoral nerve palsy Femoral pulse Femur fracture Fertility increased Fever neonatal Fibrillary glomerulonephritis Fibrin Fibrin D dimer Fibrin D dimer decreased Fibrin D dimer increased Fibrin D dimer normal Fibrin abnormal Fibrin degradation products Fibrin degradation products increased Fibrin degradation products normal Fibrin increased Fibrin normal Fibrinogen degradation products increased Fibrinolysis increased Fibroadenoma of breast Fibroblast growth factor 23 Fibrocystic breast disease Fibroma Fibromatosis Fibromuscular dysplasia Fibromyalgia Fibronectin Fibrosarcoma Fibrosis Fibrosis tendinous Fibrous dysplasia of bone Fibrous histiocytoma Fibula fracture Fine motor delay Fine motor skill dysfunction Finger amputation Finger deformity Finger repair operation Finger tapping test First trimester pregnancy Fistula Fistulogram Fixed drug eruption Fixed eruption Flagellate dermatitis Flank pain Flashback Flat affect Flatulence Flavivirus test Flavivirus test negative Flavivirus test positive Flight of ideas Floating patella Floppy eyelid syndrome Floppy infant Flow cytometry Fluctuance Fluid balance assessment Fluid balance negative Fluid imbalance Fluid intake reduced Fluid intake restriction Fluid overload Fluid replacement Fluid retention Fluorescence angiogram Fluorescence angiogram abnormal Fluorescence angiogram normal Fluorescent in situ hybridisation Fluorescent in situ hybridisation negative Fluorescent in situ hybridisation positive Flushing Fms-like tyrosine kinase 3 positive Foaming at mouth Focal dyscognitive seizures Focal peritonitis Focal segmental glomerulosclerosis Foetal anaemia Foetal arrhythmia Foetal cardiac arrest Foetal cardiac disorder Foetal chromosome abnormality Foetal cystic hygroma Foetal damage Foetal death Foetal disorder Foetal distress syndrome Foetal exposure during pregnancy Foetal exposure timing unspecified Foetal growth abnormality Foetal growth restriction Foetal growth retardation Foetal haemoglobin Foetal haemoglobin increased Foetal heart rate Foetal heart rate abnormal Foetal heart rate deceleration abnormality Foetal heart rate decreased Foetal heart rate disorder Foetal heart rate increased Foetal heart rate normal Foetal hypokinesia Foetal malformation Foetal malposition Foetal monitoring Foetal monitoring abnormal Foetal monitoring normal Foetal movement disorder Foetal non-stress test Foetal non-stress test abnormal Foetal non-stress test normal Foetal placental thrombosis Foetal renal impairment Foetal vascular malperfusion Foetal-maternal haemorrhage Folate deficiency Follicle centre lymphoma, follicular grade I, II, III Follicular cystitis Follicular lymphoma Follicular lymphoma stage II Follicular lymphoma stage III Follicular lymphoma stage IV Folliculitis Fontanelle bulging Fontanelle depressed Food allergy Food aversion Food craving Food interaction Food intolerance Food poisoning Food protein-induced enterocolitis syndrome Food protein-induced enteropathy Food refusal Foot amputation Foot and mouth disease Foot deformity Foot fracture Foot operation Forced expiratory flow Forced expiratory volume Forced expiratory volume abnormal Forced expiratory volume decreased Forced expiratory volume increased Forced vital capacity Forced vital capacity decreased Forearm fracture Foreign body Foreign body aspiration Foreign body in eye Foreign body in gastrointestinal tract Foreign body in respiratory tract Foreign body in skin or subcutaneous tissue Foreign body in throat Foreign body ingestion Foreign body reaction Foreign body sensation in eyes Foreign body trauma Foreign travel Formication Foveal reflex abnormal Fowler's syndrome Fraction of inspired oxygen Fractional excretion of sodium Fractional exhaled nitric oxide Fractional flow reserve Fracture Fracture debridement Fracture displacement Fracture reduction Fracture treatment Fractured coccyx Fractured sacrum Fragile X carrier Fragile X syndrome Francisella test Free fatty acids Free haemoglobin Free prostate-specific antigen Free thyroxine index Free thyroxine index normal Freezing phenomenon Frequent bowel movements Frontal sinus operation Frostbite Fructose Fructose intolerance Frustration Frustration tolerance decreased Fuchs' syndrome Full blood count Full blood count abnormal Full blood count decreased Full blood count increased Full blood count normal Fulminant type 1 diabetes mellitus Fumbling Functional gastrointestinal disorder Functional residual capacity Fundoscopy Fundoscopy abnormal Fundoscopy normal Fundus autofluorescence Fungaemia Fungal disease carrier Fungal foot infection Fungal infection Fungal peritonitis Fungal sepsis Fungal skin infection Fungal test Fungal test negative Fungal test positive Fungating wound Fungus CSF test negative Fungus serology test negative Funisitis Furuncle Gait deviation Gait disturbance Gait inability Gait spastic Galactorrhoea Galactose intolerance Galactosialidosis Galactostasis Gallbladder adenoma Gallbladder cancer Gallbladder cholesterolosis Gallbladder disorder Gallbladder enlargement Gallbladder hypofunction Gallbladder necrosis Gallbladder non-functioning Gallbladder oedema Gallbladder operation Gallbladder polyp Gallbladder rupture Gambling disorder Gamma interferon therapy Gamma radiation therapy to brain Gamma-glutamyltransferase Gamma-glutamyltransferase abnormal Gamma-glutamyltransferase decreased Gamma-glutamyltransferase increased Gamma-glutamyltransferase normal Gammopathy Ganglioneuroblastoma Gangrene Gardnerella test positive Gas gangrene Gastrectomy Gastric antral vascular ectasia Gastric aspiration procedure Gastric atony Gastric banding Gastric bypass Gastric cancer Gastric cancer stage I Gastric cancer stage IV Gastric dilatation Gastric disorder Gastric dysplasia Gastric emptying study Gastric fibrosis Gastric haemangioma Gastric haemorrhage Gastric hypomotility Gastric infection Gastric lavage Gastric mucosal lesion Gastric occult blood positive Gastric pH Gastric pH decreased Gastric pacemaker insertion Gastric perforation Gastric polyps Gastric stenosis Gastric ulcer Gastric ulcer haemorrhage Gastric ulcer perforation Gastric variceal ligation Gastric varices Gastric volvulus Gastritis Gastritis erosive Gastritis haemorrhagic Gastritis herpes Gastritis viral Gastroduodenitis Gastroenteritis Gastroenteritis Escherichia coli Gastroenteritis adenovirus Gastroenteritis bacterial Gastroenteritis eosinophilic Gastroenteritis norovirus Gastroenteritis rotavirus Gastroenteritis salmonella Gastroenteritis viral Gastroenterostomy Gastrointestinal anastomotic leak Gastrointestinal anastomotic stenosis Gastrointestinal angiectasia Gastrointestinal bacterial infection Gastrointestinal bacterial overgrowth Gastrointestinal cancer metastatic Gastrointestinal candidiasis Gastrointestinal carcinoma Gastrointestinal decompression Gastrointestinal dilation procedure Gastrointestinal disorder Gastrointestinal erosion Gastrointestinal examination Gastrointestinal examination abnormal Gastrointestinal examination normal Gastrointestinal haemorrhage Gastrointestinal hypermotility Gastrointestinal hypomotility Gastrointestinal infection Gastrointestinal inflammation Gastrointestinal injury Gastrointestinal malformation Gastrointestinal motility disorder Gastrointestinal mucormycosis Gastrointestinal mucosa hyperaemia Gastrointestinal mucosal disorder Gastrointestinal mucosal necrosis Gastrointestinal necrosis Gastrointestinal neoplasm Gastrointestinal obstruction Gastrointestinal oedema Gastrointestinal pain Gastrointestinal pathogen panel Gastrointestinal perforation Gastrointestinal polyp haemorrhage Gastrointestinal scan Gastrointestinal scarring Gastrointestinal sounds abnormal Gastrointestinal stoma complication Gastrointestinal stoma output increased Gastrointestinal stromal tumour Gastrointestinal submucosal tumour Gastrointestinal surgery Gastrointestinal tract biopsy Gastrointestinal tract irritation Gastrointestinal tract mucosal discolouration Gastrointestinal tube insertion Gastrointestinal ulcer Gastrointestinal viral infection Gastrointestinal wall thickening Gastrooesophageal reflux disease Gastroschisis Gastrostomy Gastrostomy tube insertion Gastrostomy tube site complication Gaze palsy Gender dysphoria Gene mutation Gene mutation identification test Gene mutation identification test negative Gene mutation identification test positive Gene sequencing General anaesthesia General physical condition General physical condition abnormal General physical condition decreased General physical condition normal General physical health deterioration General symptom Generalised anxiety disorder Generalised bullous fixed drug eruption Generalised erythema Generalised oedema Generalised onset non-motor seizure Generalised tonic-clonic seizure Generalised vaccinia Genetic counselling Geniculate ganglionitis Genital abscess Genital blister Genital burning sensation Genital candidiasis Genital cyst Genital discharge Genital discolouration Genital discomfort Genital disorder Genital disorder female Genital disorder male Genital erosion Genital erythema Genital haemorrhage Genital herpes Genital herpes simplex Genital herpes zoster Genital hypoaesthesia Genital infection Genital infection bacterial Genital infection female Genital infection fungal Genital injury Genital lesion Genital neoplasm malignant female Genital odour Genital pain Genital paraesthesia Genital rash Genital swelling Genital tract inflammation Genital ulcer syndrome Genital ulceration Genitalia external painful Genitals enlarged Genito-pelvic pain/penetration disorder Genitourinary operation Genitourinary symptom Genitourinary tract infection Genotype drug resistance test abnormal Geriatric assessment Germ cell neoplasm Gestational diabetes Gestational hypertension Gestational trophoblastic detachment Gianotti-Crosti syndrome Giant cell arteritis Giant cell myocarditis Giant cell tumour of tendon sheath Giant papillary conjunctivitis Giardia test Giardia test negative Giardiasis Gilbert's syndrome Gingival abscess Gingival atrophy Gingival bleeding Gingival blister Gingival cancer Gingival cyst Gingival discolouration Gingival discomfort Gingival disorder Gingival erosion Gingival erythema Gingival hyperplasia Gingival hypertrophy Gingival inflammation Gingival injury Gingival operation Gingival pain Gingival pruritus Gingival recession Gingival swelling Gingival ulceration Gingivitis Gingivitis ulcerative Gitelman's syndrome Glare Glasgow coma scale Glasgow coma scale normal Glassy eyes Glaucoma Glaucoma drainage device placement Glaucoma traumatic Glaucomatocyclitic crises Gleason grading score Glial scar Glioblastoma Glioblastoma multiforme Glioma Gliosis Global amnesia Globulin Globulins decreased Globulins increased Glomerular filtration rate Glomerular filtration rate decreased Glomerular filtration rate increased Glomerular filtration rate normal Glomerular vascular disorder Glomerulonephritis Glomerulonephritis acute Glomerulonephritis chronic Glomerulonephritis membranoproliferative Glomerulonephritis membranous Glomerulonephritis minimal lesion Glomerulonephritis proliferative Glomerulonephritis rapidly progressive Glomerulonephropathy Glomerulosclerosis Glossectomy Glossitis Glossodynia Glossopharyngeal nerve disorder Glossopharyngeal neuralgia Glossoptosis Glucocorticoid deficiency Glucose tolerance decreased Glucose tolerance impaired Glucose tolerance increased Glucose tolerance test Glucose tolerance test abnormal Glucose tolerance test normal Glucose urine Glucose urine absent Glucose urine present Glucose-6-phosphate dehydrogenase Glucose-6-phosphate dehydrogenase abnormal Glucose-6-phosphate dehydrogenase deficiency Glucose-6-phosphate dehydrogenase normal Glutamate dehydrogenase Glutamate dehydrogenase increased Glutamate dehydrogenase level abnormal Glutathione decreased Gluten free diet Gluten sensitivity Glycated albumin Glyceric acid urine Glycosuria Glycosylated haemoglobin Glycosylated haemoglobin abnormal Glycosylated haemoglobin decreased Glycosylated haemoglobin increased Glycosylated haemoglobin normal Goitre Gomori methenamine silver stain Gonadotrophin deficiency Gonioscopy Gonococcal infection Gonorrhoea Good syndrome Goodpasture's syndrome Gout Gouty arthritis Gouty tophus Graft loss Graft thrombosis Graft versus host disease Gram stain Gram stain negative Gram stain positive Grand mal convulsion Grandiosity Granular cell tumour Granulocyte count Granulocyte count decreased Granulocyte count increased Granulocyte percentage Granulocytes abnormal Granulocytopenia Granulocytosis Granuloma Granuloma annulare Granuloma skin Granulomatosis with polyangiitis Granulomatous dermatitis Granulomatous liver disease Granulomatous lymphadenitis Gravitational oedema Great saphenous vein closure Greater trochanteric pain syndrome Grey syndrome neonatal Grimacing Grip strength Grip strength decreased Groin abscess Groin infection Groin pain Gross motor delay Group B streptococcus neonatal sepsis Growing pains Growth disorder Growth failure Growth hormone deficiency Growth of eyelashes Growth retardation Grunting Guillain-Barre syndrome Gulf war syndrome Gun shot wound Gustometry Guthrie test Guttate psoriasis Gynaecological examination Gynaecological examination abnormal Gynaecological examination normal Gynaecomastia H1N1 influenza H2N2 influenza H3N2 influenza HBV-DNA polymerase increased HCoV-OC43 infection HELLP syndrome HER2 positive breast cancer HIV antibody HIV antibody negative HIV antibody positive HIV antigen HIV antigen negative HIV antigen positive HIV infection HIV peripheral neuropathy HIV test HIV test false positive HIV test negative HIV test positive HLA marker study HLA marker study positive HLA-B gene status assay HLA-B*27 assay HLA-B*27 positive HTLV test HTLV-1 test HTLV-1 test positive HTLV-2 test Habit cough Habitual abortion Haemangioma Haemangioma congenital Haemangioma of bone Haemangioma of liver Haemangioma of skin Haemarthrosis Haematemesis Haematinuria Haematochezia Haematocrit Haematocrit abnormal Haematocrit decreased Haematocrit increased Haematocrit normal Haematological malignancy Haematology test Haematology test abnormal Haematology test normal Haematoma Haematoma evacuation Haematoma infection Haematoma muscle Haematopoietic neoplasm Haematosalpinx Haematospermia Haematotympanum Haematuria Haemochromatosis Haemoconcentration Haemodialysis Haemodynamic instability Haemodynamic test Haemodynamic test normal Haemofiltration Haemoglobin Haemoglobin A present Haemoglobin C Haemoglobin E Haemoglobin abnormal Haemoglobin decreased Haemoglobin distribution width Haemoglobin electrophoresis Haemoglobin increased Haemoglobin normal Haemoglobin urine Haemoglobin urine absent Haemoglobin urine present Haemoglobinaemia Haemoglobinuria Haemolysis Haemolytic anaemia Haemolytic uraemic syndrome Haemoperitoneum Haemophagocytic lymphohistiocytosis Haemophilia Haemophilia carrier Haemophilic arthropathy Haemophilus bacteraemia Haemophilus infection Haemophilus sepsis Haemophilus test Haemophilus test positive Haemoptysis Haemorrhage Haemorrhage coronary artery Haemorrhage foetal Haemorrhage in pregnancy Haemorrhage intracranial Haemorrhage neonatal Haemorrhage subcutaneous Haemorrhage subepidermal Haemorrhage urinary tract Haemorrhagic arteriovenous malformation Haemorrhagic breast cyst Haemorrhagic cerebral infarction Haemorrhagic cyst Haemorrhagic diathesis Haemorrhagic disorder Haemorrhagic erosive gastritis Haemorrhagic infarction Haemorrhagic ovarian cyst Haemorrhagic stroke Haemorrhagic thyroid cyst Haemorrhagic transformation stroke Haemorrhagic urticaria Haemorrhagic varicella syndrome Haemorrhagic vasculitis Haemorrhoid infection Haemorrhoid operation Haemorrhoidal haemorrhage Haemorrhoids Haemorrhoids thrombosed Haemosiderin stain Haemosiderosis Haemostasis Haemothorax Hair colour changes Hair disorder Hair follicle tumour benign Hair growth abnormal Hair growth rate abnormal Hair injury Hair metal test Hair metal test abnormal Hair texture abnormal Hairy cell leukaemia Hallucination Hallucination, auditory Hallucination, gustatory Hallucination, olfactory Hallucination, tactile Hallucination, visual Hallucinations, mixed Halo vision Hamartoma Hand deformity Hand dermatitis Hand fracture Hand repair operation Hand-arm vibration syndrome Hand-eye coordination impaired Hand-foot-and-mouth disease Hangnail Hangover Hantavirus pulmonary infection Haptoglobin Haptoglobin abnormal Haptoglobin decreased Haptoglobin increased Haptoglobin normal Hashimoto's encephalopathy Hashitoxicosis Head banging Head circumference Head circumference abnormal Head circumference normal Head deformity Head discomfort Head impulse test Head injury Head lag Head titubation Headache Hearing aid therapy Hearing aid user Hearing disability Hearing impaired Heart alternation Heart disease congenital Heart injury Heart rate Heart rate abnormal Heart rate decreased Heart rate increased Heart rate irregular Heart rate normal Heart rate variability decreased Heart rate variability increased Heart rate variability test Heart sounds Heart sounds abnormal Heart sounds normal Heart transplant Heart transplant rejection Heart valve calcification Heart valve incompetence Heart valve operation Heart valve replacement Heart valve stenosis Heat cramps Heat exhaustion Heat illness Heat oedema Heat rash Heat stroke Heat therapy Heavy exposure to ultraviolet light Heavy menstrual bleeding Heavy metal normal Heavy metal test Helicobacter gastritis Helicobacter infection Helicobacter pylori identification test Helicobacter pylori identification test negative Helicobacter test Helicobacter test negative Helicobacter test positive Helminthic infection Helplessness Hemianaesthesia Hemianopia Hemianopia homonymous Hemiapraxia Hemiasomatognosia Hemiataxia Hemicephalalgia Hemidysaesthesia Hemihyperaesthesia Hemihypertrophy Hemihypoaesthesia Hemiparaesthesia Hemiparesis Hemiplegia Hemiplegic migraine Hemisensory neglect Henoch-Schonlein purpura Henoch-Schonlein purpura nephritis Heparin-induced thrombocytopenia Heparin-induced thrombocytopenia test Heparin-induced thrombocytopenia test positive Hepatectomy Hepatic adenoma Hepatic artery stenosis Hepatic artery thrombosis Hepatic calcification Hepatic cancer Hepatic cancer recurrent Hepatic cirrhosis Hepatic cyst Hepatic cytolysis Hepatic embolisation Hepatic encephalopathy Hepatic enzyme Hepatic enzyme abnormal Hepatic enzyme decreased Hepatic enzyme increased Hepatic failure Hepatic fibrosis Hepatic fibrosis marker test Hepatic function abnormal Hepatic haemorrhage Hepatic hypoperfusion Hepatic infarction Hepatic infection Hepatic infection fungal Hepatic lesion Hepatic mass Hepatic necrosis Hepatic neoplasm Hepatic neoplasm malignant Hepatic pain Hepatic perfusion disorder Hepatic rupture Hepatic steatosis Hepatic vascular disorder Hepatic vascular thrombosis Hepatic vein dilatation Hepatic vein thrombosis Hepatitis Hepatitis A Hepatitis A antibody Hepatitis A antibody abnormal Hepatitis A antibody negative Hepatitis A antibody positive Hepatitis A antigen negative Hepatitis A immunisation Hepatitis A virus Hepatitis A virus test Hepatitis A virus test positive Hepatitis B Hepatitis B DNA assay Hepatitis B DNA assay negative Hepatitis B DNA assay positive Hepatitis B DNA decreased Hepatitis B DNA increased Hepatitis B antibody Hepatitis B antibody abnormal Hepatitis B antibody negative Hepatitis B antibody normal Hepatitis B antibody positive Hepatitis B antigen Hepatitis B antigen positive Hepatitis B core antibody Hepatitis B core antibody negative Hepatitis B core antibody positive Hepatitis B core antigen Hepatitis B core antigen positive Hepatitis B e antibody negative Hepatitis B e antibody positive Hepatitis B e antigen Hepatitis B e antigen negative Hepatitis B e antigen positive Hepatitis B immunisation Hepatitis B reactivation Hepatitis B surface antibody Hepatitis B surface antibody negative Hepatitis B surface antibody positive Hepatitis B surface antigen Hepatitis B surface antigen negative Hepatitis B surface antigen positive Hepatitis B test negative Hepatitis B virus Hepatitis B virus test Hepatitis B virus test positive Hepatitis C Hepatitis C RNA Hepatitis C RNA decreased Hepatitis C RNA increased Hepatitis C RNA negative Hepatitis C RNA positive Hepatitis C antibody Hepatitis C antibody negative Hepatitis C antibody positive Hepatitis C core antibody Hepatitis C core antibody negative Hepatitis C positive Hepatitis C test negative Hepatitis C virus Hepatitis C virus core antigen Hepatitis C virus test Hepatitis C virus test positive Hepatitis D Hepatitis D antibody negative Hepatitis D antigen Hepatitis D virus test Hepatitis E Hepatitis E antibody Hepatitis E antibody negative Hepatitis E antibody normal Hepatitis E virus test Hepatitis acute Hepatitis alcoholic Hepatitis cholestatic Hepatitis chronic active Hepatitis fulminant Hepatitis infectious Hepatitis infectious mononucleosis Hepatitis toxic Hepatitis viral Hepatitis viral test Hepatitis viral test negative Hepatitis viral test positive Hepatobiliary scan Hepatobiliary scan abnormal Hepatobiliary scan normal Hepatoblastoma Hepatocellular carcinoma Hepatocellular damage Hepatocellular injury Hepatojugular reflux Hepatomegaly Hepatorenal syndrome Hepatosplenomegaly Hepatotoxicity Hereditary angioedema Hereditary ataxia Hereditary haemorrhagic telangiectasia Hereditary motor and sensory neuropathy Hereditary optic atrophy Hereditary spherocytosis Hernia Hernia hiatus repair Hernia pain Hernia perforation Hernia repair Herpangina Herpes dermatitis Herpes gestationis Herpes oesophagitis Herpes ophthalmic Herpes pharyngitis Herpes sepsis Herpes simplex Herpes simplex encephalitis Herpes simplex gastritis Herpes simplex hepatitis Herpes simplex meningitis Herpes simplex meningoencephalitis Herpes simplex oesophagitis Herpes simplex pharyngitis Herpes simplex reactivation Herpes simplex serology Herpes simplex serology negative Herpes simplex serology positive Herpes simplex test Herpes simplex test negative Herpes simplex test positive Herpes virus infection Herpes virus test Herpes virus test abnormal Herpes zoster Herpes zoster cutaneous disseminated Herpes zoster disseminated Herpes zoster immunisation Herpes zoster infection neurological Herpes zoster meningitis Herpes zoster meningoencephalitis Herpes zoster meningomyelitis Herpes zoster meningoradiculitis Herpes zoster multi-dermatomal Herpes zoster necrotising retinopathy Herpes zoster ophthalmic Herpes zoster oticus Herpes zoster pharyngitis Herpes zoster reactivation Herpetic radiculopathy Heterophoria Heterotaxia Hiatus hernia Hiccups Hidradenitis High density lipoprotein High density lipoprotein decreased High density lipoprotein increased High density lipoprotein normal High risk pregnancy High risk sexual behaviour High-pitched crying High-resolution computerised tomogram of lung Hilar lymphadenopathy Hip arthroplasty Hip fracture Hip surgery Hippocampal atrophy Hippocampal sclerosis Hirsutism Histamine abnormal Histamine intolerance Histamine level Histamine level increased Histamine normal Histamine release test Histiocytic necrotising lymphadenitis Histiocytosis Histiocytosis haematophagic Histology Histology abnormal Histology normal Histone antibody Histone antibody negative Histone antibody positive Histoplasmosis Histrionic personality disorder Hodgkin's disease Hodgkin's disease mixed cellularity stage unspecified Hodgkin's disease nodular sclerosis stage II Hodgkin's disease recurrent Hodgkin's disease stage II Hoffmann's sign Holmes-Adie pupil Homans' sign Homans' sign positive Homeless Homicidal ideation Homonymous diplopia Homosexuality Hoover's sign of leg paresis Hordeolum Hormonal contraception Hormone level abnormal Hormone receptor positive breast cancer Hormone replacement therapy Hormone therapy Horner's syndrome Hospice care Hospitalisation Hostility Hot flush House dust allergy Housebound Huerthle cell carcinoma Human T-cell lymphotropic virus type I infection Human anaplasmosis Human anti-human antibody test Human anti-mouse antibody test Human bite Human bocavirus infection Human chorionic gonadotropin Human chorionic gonadotropin abnormal Human chorionic gonadotropin increased Human chorionic gonadotropin negative Human chorionic gonadotropin normal Human chorionic gonadotropin positive Human ehrlichiosis Human epidermal growth factor receptor increased Human epidermal growth factor receptor negative Human herpes virus 6 serology Human herpes virus 6 serology negative Human herpes virus 6 serology positive Human herpes virus 8 test Human herpesvirus 6 infection Human herpesvirus 6 infection reactivation Human herpesvirus 7 infection Human herpesvirus 8 infection Human metapneumovirus test Human metapneumovirus test positive Human papilloma virus immunisation Human papilloma virus test Human papilloma virus test negative Human papilloma virus test positive Human rhinovirus test Human rhinovirus test positive Human seminal plasma hypersensitivity Humerus fracture Humidity intolerance Humoral immune defect Hunger Hunt and Hess scale Huntington's disease Hydrocele Hydrocephalus Hydrocholecystis Hydrogen breath test Hydronephrosis Hydrophobia Hydrops foetalis Hydrosalpinx Hydrothorax Hydroureter Hyper IgD syndrome Hyperactive pharyngeal reflex Hyperacusis Hyperadrenocorticism Hyperaemia Hyperaesthesia Hyperaesthesia teeth Hyperaldosteronism Hyperammonaemia Hyperamylasaemia Hyperarousal Hyperbaric oxygen therapy Hyperbilirubinaemia Hypercalcaemia Hypercapnia Hypercapnic coma Hypercatabolism Hyperchloraemia Hyperchlorhydria Hypercholesterolaemia Hyperchromic anaemia Hyperchylomicronaemia Hypercoagulation Hypercreatinaemia Hypercreatininaemia Hyperdynamic left ventricle Hyperemesis gravidarum Hypereosinophilic syndrome Hyperexplexia Hyperferritinaemia Hyperfibrinogenaemia Hypergammaglobulinaemia Hypergammaglobulinaemia benign monoclonal Hypergeusia Hyperglobulinaemia Hyperglycaemia Hyperglycaemic hyperosmolar nonketotic syndrome Hyperglycinaemia Hyperhidrosis Hyperhomocysteinaemia Hyperinsulinaemic hypoglycaemia Hyperintensity in brain deep nuclei Hyperkalaemia Hyperkeratosis Hyperkeratosis lenticularis perstans Hyperkeratosis palmaris and plantaris Hyperkinesia Hyperkinetic heart syndrome Hyperlactacidaemia Hyperleukocytosis Hyperlipasaemia Hyperlipidaemia Hypermagnesaemia Hypermetabolism Hypermetropia Hypermobility syndrome Hypernatraemia Hyperosmolar state Hyperoxia Hyperparathyroidism Hyperparathyroidism primary Hyperpathia Hyperphagia Hyperphosphataemia Hyperplasia Hyperprolactinaemia Hyperproteinaemia Hyperpyrexia Hyperreflexia Hyperresponsive to stimuli Hypersensitivity Hypersensitivity myocarditis Hypersensitivity pneumonitis Hypersensitivity vasculitis Hypersexuality Hypersomnia Hypersomnia-bulimia syndrome Hypersplenism Hypertension Hypertensive angiopathy Hypertensive cardiomyopathy Hypertensive cerebrovascular disease Hypertensive crisis Hypertensive emergency Hypertensive encephalopathy Hypertensive heart disease Hypertensive hydrocephalus Hypertensive nephropathy Hypertensive urgency Hyperthermia Hyperthermia malignant Hyperthyroidism Hypertonia Hypertonic bladder Hypertransaminasaemia Hypertrichosis Hypertriglyceridaemia Hypertrophic cardiomyopathy Hypertrophic scar Hypertrophy Hypertrophy breast Hypertrophy of tongue papillae Hyperuricaemia Hyperventilation Hypervigilance Hyperviscosity syndrome Hypervitaminosis B Hypervitaminosis B12 Hypervolaemia Hyphaema Hypnagogic hallucination Hypnopompic hallucination Hypoacusis Hypoaesthesia Hypoaesthesia eye Hypoaesthesia facial Hypoaesthesia oral Hypoaesthesia teeth Hypoalbuminaemia Hypobarism Hypocalcaemia Hypocalcaemic seizure Hypocapnia Hypochloraemia Hypochromasia Hypochromic anaemia Hypocoagulable state Hypocomplementaemia Hypofibrinogenaemia Hypogammaglobulinaemia Hypogeusia Hypoglobulinaemia Hypoglossal nerve disorder Hypoglossal nerve paralysis Hypoglossal nerve paresis Hypoglycaemia Hypoglycaemia neonatal Hypoglycaemia unawareness Hypoglycaemic coma Hypoglycaemic unconsciousness Hypogonadism male Hypohidrosis Hypokalaemia Hypokalaemic syndrome Hypokinesia Hypomagnesaemia Hypomania Hypomenorrhoea Hypometabolism Hyponatraemia Hyponatriuria Hypoosmolar state Hypoparathyroidism Hypoperfusion Hypophagia Hypophosphataemia Hypophysitis Hypopituitarism Hypoplastic anaemia Hypoplastic left heart syndrome Hypopnoea Hypoproteinaemia Hypopyon Hyporeflexia Hyporesponsive to stimuli Hyposmia Hyposomnia Hypospadias Hyposplenism Hyposthenuria Hypotension Hypotensive crisis Hypothalamo-pituitary disorder Hypothenar hammer syndrome Hypothermia Hypothermia neonatal Hypothyroidism Hypotonia Hypotonia neonatal Hypotonic urinary bladder Hypotonic-hyporesponsive episode Hypotrichosis Hypoventilation Hypovitaminosis Hypovolaemia Hypovolaemic shock Hypoxia Hypoxic-ischaemic encephalopathy Hysterectomy Hysterocele Hysterosalpingectomy Hysterosalpingo-oophorectomy Hysterosalpingogram Hysteroscopy Hysteroscopy abnormal Hysteroscopy normal Hysterotomy IIIrd nerve disorder IIIrd nerve injury IIIrd nerve paralysis IIIrd nerve paresis IL-2 receptor assay IVth nerve disorder IVth nerve paralysis IVth nerve paresis Ichthyosis Ichthyosis acquired Icterus index Ideas of reference Idiopathic angioedema Idiopathic environmental intolerance Idiopathic generalised epilepsy Idiopathic guttate hypomelanosis Idiopathic intracranial hypertension Idiopathic orbital inflammation Idiopathic pulmonary fibrosis Idiopathic thrombocytopenic purpura Idiopathic urticaria Idiosyncratic drug reaction IgA nephropathy IgM nephropathy Ileal perforation Ileal ulcer Ileectomy Ileitis Ileocaecal resection Ileostomy Ileostomy closure Ileus Ileus paralytic Ileus spastic Iliac artery embolism Iliac artery occlusion Iliac artery rupture Iliac artery stenosis Iliac vein occlusion Iliotibial band syndrome Ill-defined disorder Illiteracy Illness Illness anxiety disorder Illusion Imaging procedure Imaging procedure abnormal Imaging procedure artifact Immature granulocyte count Immature granulocyte count increased Immature granulocyte percentage increased Immediate post-injection reaction Imminent abortion Immobile Immobilisation prolonged Immobilisation syndrome Immune complex assay Immune complex level increased Immune enhancement therapy Immune reconstitution inflammatory syndrome Immune system disorder Immune thrombocytopenia Immune thrombocytopenic purpura Immune tolerance induction Immune-mediated adverse reaction Immune-mediated arthritis Immune-mediated cholestasis Immune-mediated encephalitis Immune-mediated hypothyroidism Immune-mediated myocarditis Immune-mediated myositis Immune-mediated necrotising myopathy Immune-mediated neuropathy Immune-mediated pancreatitis Immune-mediated thyroiditis Immunisation Immunisation anxiety related reaction Immunisation reaction Immunisation stress-related response Immunochemotherapy Immunodeficiency Immunodeficiency common variable Immunoelectrophoresis Immunoglobulin G4 related disease Immunoglobulin G4 related sclerosing disease Immunoglobulin therapy Immunoglobulins Immunoglobulins abnormal Immunoglobulins decreased Immunoglobulins increased Immunoglobulins normal Immunohistochemistry Immunology test Immunology test abnormal Immunology test normal Immunophenotyping Immunosuppressant drug level Immunosuppressant drug level decreased Immunosuppressant drug therapy Immunosuppression Impacted fracture Impaired driving ability Impaired fasting glucose Impaired gastric emptying Impaired healing Impaired quality of life Impaired reasoning Impaired self-care Impaired work ability Impatience Imperception Impetigo Implant site extravasation Implant site fibrosis Implant site haemorrhage Implant site hypoaesthesia Implant site infection Implant site inflammation Implant site pain Implant site pruritus Implant site warmth Implantable cardiac monitor insertion Implantable defibrillator insertion Implantable defibrillator replacement Implantation complication Imprisonment Impulse-control disorder Impulsive behaviour In vitro fertilisation Inability to afford medication Inability to crawl Inadequate analgesia Inadequate aseptic technique in use of product Inadequate diet Inappropriate affect Inappropriate antidiuretic hormone secretion Inappropriate release of product for distribution Inappropriate schedule of drug administration Inappropriate schedule of product administration Inappropriate schedule of product discontinuation Incarcerated hernia Incarcerated inguinal hernia Incarcerated umbilical hernia Incentive spirometry Incision site cellulitis Incision site complication Incision site haemorrhage Incision site impaired healing Incision site inflammation Incision site pain Incision site pruritus Incision site rash Incision site swelling Incisional drainage Inclusion body myositis Incoherent Incomplete course of vaccination Incontinence Incorrect disposal of product Incorrect dosage administered Incorrect dose administered Incorrect dose administered by device Incorrect dose administered by product Incorrect drug administration duration Incorrect drug dosage form administered Incorrect product administration duration Incorrect product formulation administered Incorrect product storage Incorrect route of drug administration Incorrect route of product administration Incorrect storage of drug Increased appetite Increased bronchial secretion Increased insulin requirement Increased tendency to bruise Increased upper airway secretion Increased viscosity of bronchial secretion Increased viscosity of upper respiratory secretion Indeterminate investigation result Indifference Indirect infection transmission Induced abortion haemorrhage Induced labour Induration Infant Infant irritability Infantile apnoea Infantile apnoeic attack Infantile back arching Infantile colic Infantile genetic agranulocytosis Infantile haemangioma Infantile spasms Infantile spitting up Infantile vomiting Infarction Infected bite Infected cyst Infected dermal cyst Infected fistula Infected lymphocele Infected neoplasm Infected seroma Infected skin ulcer Infected vasculitis Infection Infection in an immunocompromised host Infection parasitic Infection prophylaxis Infection protozoal Infection reactivation Infection susceptibility increased Infection transmission via personal contact Infection via vaccinee Infectious mononucleosis Infectious pleural effusion Infective exacerbation of bronchiectasis Infective exacerbation of chronic obstructive airways disease Infective glossitis Infective myositis Infective pericardial effusion Infective pulmonary exacerbation of cystic fibrosis Infective spondylitis Infective tenosynovitis Infective thrombosis Inferior vena cava dilatation Inferior vena caval occlusion Infertility Infertility female Infertility male Infertility tests Inflammation Inflammation of lacrimal passage Inflammation of wound Inflammation scan Inflammatory bowel disease Inflammatory carcinoma of the breast Inflammatory marker decreased Inflammatory marker increased Inflammatory marker test Inflammatory pain Inflammatory pseudotumour Influenza Influenza A virus test Influenza A virus test negative Influenza A virus test positive Influenza B virus test Influenza B virus test positive Influenza immunisation Influenza like illness Influenza serology Influenza serology negative Influenza serology positive Influenza virus test Influenza virus test negative Influenza virus test positive Infrared therapy Infrequent bowel movements Infusion Infusion related hypersensitivity reaction Infusion related reaction Infusion site bruising Infusion site cellulitis Infusion site erythema Infusion site extravasation Infusion site haemorrhage Infusion site joint movement impairment Infusion site mobility decreased Infusion site pain Infusion site pruritus Infusion site scar Infusion site swelling Infusion site warmth Ingrowing nail Ingrown hair Inguinal hernia Inguinal hernia repair Inguinal mass Inhalation therapy Inhibiting antibodies positive Inhibitory drug interaction Initial insomnia Injected limb mobility decreased Injection Injection related reaction Injection site abscess Injection site abscess sterile Injection site anaesthesia Injection site atrophy Injection site bruising Injection site calcification Injection site cellulitis Injection site coldness Injection site cyst Injection site deformation Injection site dermatitis Injection site desquamation Injection site discharge Injection site discolouration Injection site discomfort Injection site dryness Injection site dysaesthesia Injection site eczema Injection site erosion Injection site erythema Injection site exfoliation Injection site extravasation Injection site fibrosis Injection site granuloma Injection site haematoma Injection site haemorrhage Injection site hyperaesthesia Injection site hypersensitivity Injection site hypertrichosis Injection site hypertrophy Injection site hypoaesthesia Injection site indentation Injection site induration Injection site infection Injection site inflammation Injection site injury Injection site irritation Injection site joint discomfort Injection site joint effusion Injection site joint erythema Injection site joint inflammation Injection site joint movement impairment Injection site joint pain Injection site joint redness Injection site joint swelling Injection site joint warmth Injection site laceration Injection site lymphadenopathy Injection site macule Injection site mass Injection site movement impairment Injection site muscle atrophy Injection site muscle weakness Injection site necrosis Injection site nerve damage Injection site nodule Injection site oedema Injection site pain Injection site pallor Injection site panniculitis Injection site papule Injection site paraesthesia Injection site phlebitis Injection site plaque Injection site pruritus Injection site pustule Injection site rash Injection site reaction Injection site scab Injection site scar Injection site streaking Injection site swelling Injection site telangiectasia Injection site thrombosis Injection site ulcer Injection site urticaria Injection site vasculitis Injection site vesicles Injection site warmth Injury Injury associated with device Injury corneal Injury to brachial plexus due to birth trauma Inner ear disorder Inner ear infarction Inner ear inflammation Insomnia Inspiratory capacity Inspiratory capacity decreased Inspiratory capacity normal Instillation site erythema Instillation site foreign body sensation Instillation site haemorrhage Instillation site induration Instillation site paraesthesia Instillation site warmth Insulin C-peptide Insulin C-peptide decreased Insulin C-peptide increased Insulin C-peptide normal Insulin resistance Insulin resistance test Insulin resistant diabetes Insulin therapy Insulin tolerance test abnormal Insulin-like growth factor Insulin-requiring type 2 diabetes mellitus Insurance issue Intellectual disability Intelligence test Intelligence test abnormal Intensive care Intensive care unit acquired weakness Intention tremor Intentional device misuse Intentional dose omission Intentional drug misuse Intentional medical device removal by patient Intentional overdose Intentional product misuse Intentional product misuse to child Intentional product use issue Intentional removal of drug delivery system by patient Intentional self-injury Intentional underdose Intercepted drug administration error Intercepted drug dispensing error Intercepted drug prescribing error Intercepted medication error Intercepted product administration error Intercepted product dispensing error Intercepted product preparation error Intercepted product prescribing error Intercepted product storage error Interchange of vaccine products Intercostal neuralgia Intercostal retraction Interferon alpha level Interferon alpha level decreased Interferon alpha level increased Interferon gamma level Interferon gamma normal Interferon gamma release assay Interleukin level Interleukin level increased Interleukin therapy Interleukin-2 receptor assay Interleukin-2 receptor increased Intermenstrual bleeding Intermittent claudication Intermittent explosive disorder Internal capsule infarction Internal fixation of fracture Internal haemorrhage International normalised ratio International normalised ratio abnormal International normalised ratio decreased International normalised ratio fluctuation International normalised ratio increased International normalised ratio normal Interspinous osteoarthritis Interstitial granulomatous dermatitis Interstitial lung disease Intertrigo Intertrigo candida Interventional procedure Intervertebral disc annular tear Intervertebral disc compression Intervertebral disc degeneration Intervertebral disc disorder Intervertebral disc displacement Intervertebral disc injury Intervertebral disc operation Intervertebral disc protrusion Intervertebral disc space narrowing Intervertebral discitis Intestinal adhesion lysis Intestinal anastomosis Intestinal angioedema Intestinal atresia Intestinal barrier dysfunction Intestinal cyst Intestinal dilatation Intestinal functional disorder Intestinal gangrene Intestinal haemorrhage Intestinal infarction Intestinal intraepithelial lymphocytes increased Intestinal ischaemia Intestinal malrotation Intestinal malrotation repair Intestinal mass Intestinal metaplasia Intestinal mucosal atrophy Intestinal mucosal hypertrophy Intestinal mucosal tear Intestinal obstruction Intestinal operation Intestinal perforation Intestinal polyp Intestinal prolapse Intestinal pseudo-obstruction Intestinal resection Intestinal sepsis Intestinal stenosis Intestinal ulcer Intestinal vascular disorder Intra-abdominal fluid collection Intra-abdominal haematoma Intra-abdominal haemorrhage Intra-abdominal pressure increased Intra-aortic balloon placement Intra-ocular injection Intra-thoracic aortic aneurysm repair Intra-uterine contraceptive device insertion Intra-uterine contraceptive device removal Intra-uterine death Intracardiac mass Intracardiac pressure increased Intracardiac thrombus Intracerebral haematoma evacuation Intracranial aneurysm Intracranial artery dissection Intracranial haemangioma Intracranial haematoma Intracranial haemorrhage neonatal Intracranial hypotension Intracranial infection Intracranial mass Intracranial pressure increased Intracranial venous sinus thrombosis Intraductal papillary mucinous neoplasm Intraductal papilloma of breast Intraductal proliferative breast lesion Intramedullary rod insertion Intranasal hypoaesthesia Intraocular lens implant Intraocular pressure decreased Intraocular pressure increased Intraocular pressure test Intraocular pressure test abnormal Intraocular pressure test normal Intraosseous access placement Intrapartum haemorrhage Intrauterine contraception Intrauterine infection Intravascular haemolysis Intravascular papillary endothelial hyperplasia Intraventricular haemorrhage Intraventricular haemorrhage neonatal Intravesical immunotherapy Intrinsic factor antibody Intrinsic factor antibody positive Intrusive thoughts Intubation Intussusception Invasive breast carcinoma Invasive ductal breast carcinoma Invasive lobular breast carcinoma Investigation Investigation abnormal Investigation normal Iodine allergy Iodine uptake Iodine uptake decreased Iontophoresis Iridocyclitis Iridodialysis Iris adhesions Iris cyst Iris disorder Iris hypopigmentation Iris injury Iris neovascularisation Iritis Iron binding capacity total Iron binding capacity total abnormal Iron binding capacity total decreased Iron binding capacity total increased Iron binding capacity total normal Iron binding capacity unsaturated Iron binding capacity unsaturated decreased Iron deficiency Iron deficiency anaemia Iron metabolism disorder Iron overload Irregular breathing Irregular sleep phase Irregular sleep wake rhythm disorder Irritability Irritability postvaccinal Irritable bowel syndrome Ischaemia Ischaemic cardiomyopathy Ischaemic cerebral infarction Ischaemic contracture of the left ventricle Ischaemic hepatitis Ischaemic limb pain Ischaemic skin ulcer Ischaemic stroke Isoimmune haemolytic disease Itching scar JC polyomavirus test JC polyomavirus test positive JC virus infection JC virus test negative JC virus test positive Janus kinase 2 mutation Jarisch-Herxheimer reaction Jaundice Jaundice cholestatic Jaundice neonatal Jaw clicking Jaw disorder Jaw fracture Jaw operation Jealous delusion Jejunal perforation Jessner's lymphocytic infiltration Job dissatisfaction Joint ankylosis Joint arthroplasty Joint capsule rupture Joint contracture Joint crepitation Joint debridement Joint destruction Joint dislocation Joint dislocation postoperative Joint effusion Joint fluid drainage Joint hyperextension Joint impingement Joint injection Joint injury Joint instability Joint laxity Joint lock Joint manipulation Joint microhaemorrhage Joint noise Joint prosthesis user Joint range of motion decreased Joint range of motion measurement Joint space narrowing Joint sprain Joint stabilisation Joint stiffness Joint surgery Joint swelling Joint tuberculosis Joint vibration Joint warmth Judgement impaired Jugular vein distension Jugular vein embolism Jugular vein occlusion Jugular vein thrombosis Juvenile arthritis Juvenile idiopathic arthritis Juvenile myoclonic epilepsy Juvenile polymyositis Juvenile psoriatic arthritis KL-6 Kaposi's sarcoma Karnofsky scale Karyotype analysis Karyotype analysis normal Kawasaki's disease Keloid scar Keratic precipitates Keratitis Keratitis interstitial Keratitis viral Keratoacanthoma Keratoconus Keratolysis exfoliativa acquired Keratometry Keratopathy Keratoplasty Keratosis follicular Keratosis pilaris Keratouveitis Kernig's sign Ketoacidosis Ketogenic diet Ketonuria Ketosis Ketosis-prone diabetes mellitus Kidney enlargement Kidney fibrosis Kidney infection Kidney malformation Kidney rupture Kidney small Kidney transplant rejection Kinesiophobia Kinesitherapy Klebsiella bacteraemia Klebsiella infection Klebsiella test Klebsiella test positive Knee arthroplasty Knee deformity Knee operation Knuckle pads Koebner phenomenon Kohler's disease Koilonychia Kounis syndrome Kyphosis LDL/HDL ratio LE cells Labelled drug-disease interaction medication error Labelled drug-drug interaction issue Labelled drug-drug interaction medication error Labelled drug-food interaction medication error Labia enlarged Labial tie Labile blood pressure Labile hypertension Laboratory test Laboratory test abnormal Laboratory test interference Laboratory test normal Labour augmentation Labour complication Labour induction Labour onset delayed Labour pain Labyrinthine fistula Labyrinthitis Laceration Lack of injection site rotation Lack of satiety Lack of spontaneous speech Lack of vaccination site rotation Lacrimal disorder Lacrimal haemorrhage Lacrimation decreased Lacrimation increased Lactate pyruvate ratio Lactation disorder Lactation puerperal increased Lactic acidosis Lactose intolerance Lactose tolerance test Lactose tolerance test abnormal Lactose tolerance test normal Lacunar infarction Lacunar stroke Lagophthalmos Langerhans' cell granulomatosis Langerhans' cell histiocytosis Language disorder Laparoscopic surgery Laparoscopy Laparoscopy abnormal Laparotomy Large for dates baby Large granular lymphocytosis Large intestinal haemorrhage Large intestinal obstruction Large intestinal obstruction reduction Large intestinal polypectomy Large intestinal stenosis Large intestinal ulcer Large intestinal ulcer haemorrhage Large intestine anastomosis Large intestine benign neoplasm Large intestine infection Large intestine operation Large intestine perforation Large intestine polyp Laryngeal cancer Laryngeal discomfort Laryngeal disorder Laryngeal dyspnoea Laryngeal erythema Laryngeal inflammation Laryngeal injury Laryngeal mass Laryngeal neoplasm Laryngeal obstruction Laryngeal oedema Laryngeal pain Laryngeal papilloma Laryngeal ventricle prolapse Laryngectomy Laryngitis Laryngitis allergic Laryngitis viral Laryngomalacia Laryngopharyngitis Laryngoscopy Laryngoscopy abnormal Laryngoscopy normal Laryngospasm Laryngotracheal oedema Laryngotracheitis obstructive Larynx irritation Lasegue's test Lasegue's test positive Laser therapy Latent autoimmune diabetes in adults Latent tetany Lateral medullary syndrome Lateropulsion Latex allergy Laziness Lead urine increased Learning disability Learning disorder Left atrial appendage closure implant Left atrial dilatation Left atrial enlargement Left atrial hypertrophy Left ventricular dilatation Left ventricular dysfunction Left ventricular end-diastolic pressure Left ventricular end-diastolic pressure decreased Left ventricular end-diastolic pressure increased Left ventricular enlargement Left ventricular failure Left ventricular hypertrophy Left-to-right cardiac shunt Leg amputation Legal problem Legionella infection Legionella test Legionella test positive Leiomyoma Leiomyosarcoma Length at birth Lennox-Gastaut syndrome Lens dislocation Lens disorder Lenticular opacities Lenticulostriatal vasculopathy Lentigo maligna Leprosy Leptin level increased Leptospira test Leptospirosis Leriche syndrome Lesion excision Lethargy Leucine aminopeptidase Leukaemia Leukaemia granulocytic Leukaemia in remission Leukaemia recurrent Leukaemoid reaction Leukocyte antigen B-27 positive Leukocytoclastic vasculitis Leukocytosis Leukocyturia Leukoderma Leukodystrophy Leukoencephalomyelitis Leukoencephalopathy Leukopenia Leukoplakia Leukoplakia oral Leukotriene test Lewis-Sumner syndrome Lhermitte's sign Libido decreased Libido disorder Libido increased Lice infestation Lichen nitidus Lichen planopilaris Lichen planus Lichen sclerosus Lichen striatus Lichenification Lichenoid keratosis Lid lag Lid sulcus deepened Life expectancy shortened Life support Ligament disorder Ligament injury Ligament laxity Ligament pain Ligament rupture Ligament sprain Ligamentitis Ligamentum flavum hypertrophy Light chain analysis Light chain analysis abnormal Light chain analysis increased Light chain analysis normal Limb amputation Limb asymmetry Limb deformity Limb discomfort Limb fracture Limb girth increased Limb immobilisation Limb injury Limb malformation Limb mass Limb operation Limb reduction defect Limbal swelling Limbic encephalitis Linear IgA disease Lip and/or oral cavity cancer Lip blister Lip cosmetic procedure Lip discolouration Lip disorder Lip dry Lip erythema Lip exfoliation Lip haematoma Lip haemorrhage Lip infection Lip injury Lip lesion excision Lip neoplasm malignant stage unspecified Lip oedema Lip operation Lip pain Lip pruritus Lip scab Lip swelling Lip ulceration Lipaemic index score Lipase Lipase abnormal Lipase decreased Lipase increased Lipase normal Lipase urine Lipid metabolism disorder Lipids Lipids abnormal Lipids decreased Lipids increased Lipids normal Lipoatrophy Lipodystrophy acquired Lipoedema Lipohypertrophy Lipoma Lipomatosis Lipoprotein (a) Lipoprotein (a) abnormal Lipoprotein-associated phospholipase A2 Liposarcoma Liquid product physical issue Listeria test Listeriosis Listless Lithiasis Lithotripsy Live birth Livedo reticularis Liver abscess Liver dialysis Liver disorder Liver function test Liver function test abnormal Liver function test decreased Liver function test increased Liver function test normal Liver injury Liver palpable Liver sarcoidosis Liver scan Liver scan normal Liver tenderness Liver transplant Liver transplant rejection Liver-kidney microsomal antibody Lividity Living alone Lobar pneumonia Lobular breast carcinoma in situ Local reaction Local swelling Localised infection Localised intraabdominal fluid collection Localised oedema Locked-in syndrome Loefgren syndrome Logorrhoea Long QT syndrome Long thoracic nerve palsy Loop electrosurgical excision procedure Loose body in joint Loose tooth Lordosis Loss of bladder sensation Loss of consciousness Loss of control of legs Loss of employment Loss of libido Loss of personal independence in daily activities Loss of proprioception Loss of therapeutic response Loss of visual contrast sensitivity Low birth weight baby Low cardiac output syndrome Low density lipoprotein Low density lipoprotein decreased Low density lipoprotein increased Low density lipoprotein normal Low income Low lung compliance Lower extremity mass Lower gastrointestinal haemorrhage Lower limb artery perforation Lower limb fracture Lower motor neurone lesion Lower respiratory tract congestion Lower respiratory tract infection Lower respiratory tract infection bacterial Lower respiratory tract infection viral Lower respiratory tract inflammation Lower urinary tract symptoms Ludwig angina Lumbar hernia Lumbar puncture Lumbar puncture abnormal Lumbar puncture normal Lumbar radiculopathy Lumbar spinal stenosis Lumbar vertebral fracture Lumbosacral plexopathy Lumbosacral radiculopathy Lung abscess Lung adenocarcinoma Lung adenocarcinoma stage IV Lung assist device therapy Lung cancer metastatic Lung carcinoma cell type unspecified recurrent Lung carcinoma cell type unspecified stage 0 Lung carcinoma cell type unspecified stage III Lung carcinoma cell type unspecified stage IV Lung consolidation Lung cyst Lung diffusion disorder Lung diffusion test Lung disorder Lung hernia Lung hyperinflation Lung hypoinflation Lung infection Lung infiltration Lung lobectomy Lung neoplasm Lung neoplasm malignant Lung opacity Lung operation Lung transplant Lung transplant rejection Lupus anticoagulant hypoprothrombinaemia syndrome Lupus myositis Lupus nephritis Lupus-like syndrome Luteal phase deficiency Lyme carditis Lyme disease Lymph gland infection Lymph node abscess Lymph node calcification Lymph node haemorrhage Lymph node pain Lymph node palpable Lymph node tuberculosis Lymph nodes scan abnormal Lymphadenectomy Lymphadenitis Lymphadenitis bacterial Lymphadenitis viral Lymphadenopathy Lymphadenopathy mediastinal Lymphangioma Lymphangiopathy Lymphangiosis carcinomatosa Lymphangitis Lymphatic disorder Lymphatic insufficiency Lymphatic obstruction Lymphatic system neoplasm Lymphoblast count Lymphocele Lymphocyte count Lymphocyte count abnormal Lymphocyte count decreased Lymphocyte count increased Lymphocyte count normal Lymphocyte morphology Lymphocyte morphology abnormal Lymphocyte percentage Lymphocyte percentage abnormal Lymphocyte percentage decreased Lymphocyte percentage increased Lymphocyte stimulation test Lymphocyte stimulation test negative Lymphocyte stimulation test positive Lymphocyte transformation test Lymphocytic hypophysitis Lymphocytic infiltration Lymphocytic leukaemia Lymphocytic lymphoma Lymphocytosis Lymphoedema Lymphohistiocytosis Lymphoid hyperplasia of intestine Lymphoid tissue hyperplasia Lymphoid tissue operation Lymphoma Lymphomatoid papulosis Lymphopenia Lymphoplasmacytoid lymphoma/immunocytoma Lymphoproliferative disorder Lymphorrhoea Lymphostasis Lysozyme Lyssavirus test positive MAGIC syndrome MELAS syndrome MPL gene mutation Macroangiopathy Macrocephaly Macrocytosis Macroglossia Macrophage activation Macrophage count Macrophage inflammatory protein-1 alpha decreased Macrophages increased Macrosomia Macular degeneration Macular detachment Macular fibrosis Macular hole Macular ischaemia Macular oedema Macular opacity Macular pigmentation Macular pseudohole Macular rupture Macular scar Macule Maculopathy Madarosis Magnesium deficiency Magnetic resonance cholangiopancreatography Magnetic resonance elastography Magnetic resonance imaging Magnetic resonance imaging abdominal Magnetic resonance imaging abdominal abnormal Magnetic resonance imaging abdominal normal Magnetic resonance imaging abnormal Magnetic resonance imaging brain Magnetic resonance imaging brain abnormal Magnetic resonance imaging brain normal Magnetic resonance imaging breast Magnetic resonance imaging breast abnormal Magnetic resonance imaging breast normal Magnetic resonance imaging head Magnetic resonance imaging head abnormal Magnetic resonance imaging head normal Magnetic resonance imaging heart Magnetic resonance imaging hepatobiliary Magnetic resonance imaging hepatobiliary abnormal Magnetic resonance imaging joint Magnetic resonance imaging neck Magnetic resonance imaging normal Magnetic resonance imaging pancreas Magnetic resonance imaging renal Magnetic resonance imaging spinal Magnetic resonance imaging spinal abnormal Magnetic resonance imaging spinal normal Magnetic resonance imaging thoracic Magnetic resonance imaging thoracic abnormal Magnetic resonance imaging thoracic normal Magnetic resonance imaging whole body Magnetic resonance neurography Maisonneuve fracture Major depression Malabsorption Malaise Malaria Malaria antibody test Malaria antibody test negative Malaria antibody test positive Malaria antigen test Malaria recrudescence Malaria relapse Malassezia infection Male genital examination abnormal Male sexual dysfunction Malformation venous Malignant ascites Malignant breast lump removal Malignant gastrointestinal obstruction Malignant hypertension Malignant lymphoid neoplasm Malignant melanoma Malignant melanoma in situ Malignant neoplasm of ampulla of Vater Malignant neoplasm of spinal cord Malignant neoplasm progression Malignant nipple neoplasm female Malignant peritoneal neoplasm Malignant pleural effusion Mallet finger Mallory-Weiss syndrome Malnutrition Malocclusion Mammary duct ectasia Mammogram Mammogram abnormal Mammogram normal Mammoplasty Mandibular mass Manganese Mania Manic symptom Manifest refraction normal Manipulation Mannose-binding lectin deficiency Mantle cell lymphoma Mantle cell lymphoma recurrent Manual lymphatic drainage Manufacturing issue Manufacturing product shipping issue Marasmus Marburg's variant multiple sclerosis Marcus Gunn syndrome Marginal zone lymphoma Marital problem Marrow hyperplasia Mass Mass excision Massage Mast cell activation syndrome Mast cell degranulation present Mastectomy Mastication disorder Mastitis Mastitis bacterial Mastitis postpartum Mastocytoma Mastocytosis Mastoid disorder Mastoid effusion Mastoid exploration Mastoiditis Mastoptosis Maternal condition affecting foetus Maternal death during childbirth Maternal drugs affecting foetus Maternal exposure before pregnancy Maternal exposure during breast feeding Maternal exposure during delivery Maternal exposure during pregnancy Maternal exposure timing unspecified Maternal therapy to enhance foetal lung maturity Matrix metalloproteinase-3 Maxillofacial pain Maximal voluntary ventilation Maximum heart rate Maximum heart rate increased May-Thurner syndrome Mean arterial pressure Mean arterial pressure decreased Mean cell haemoglobin Mean cell haemoglobin concentration Mean cell haemoglobin concentration abnormal Mean cell haemoglobin concentration decreased Mean cell haemoglobin concentration increased Mean cell haemoglobin concentration normal Mean cell haemoglobin decreased Mean cell haemoglobin increased Mean cell haemoglobin normal Mean cell volume Mean cell volume abnormal Mean cell volume decreased Mean cell volume increased Mean cell volume normal Mean platelet volume Mean platelet volume decreased Mean platelet volume increased Mean platelet volume normal Measles Measles antibody Measles antibody negative Measles antibody positive Measles post vaccine Mechanic's hand Mechanical ileus Mechanical urticaria Mechanical ventilation Mechanical ventilation complication Meconium aspiration syndrome Meconium in amniotic fluid Medial tibial stress syndrome Mediastinal cyst Mediastinal disorder Mediastinal effusion Mediastinal haemorrhage Mediastinal mass Mediastinal shift Mediastinitis Mediastinoscopy Medical cannabis therapy Medical counselling Medical device complication Medical device implantation Medical device pain Medical device removal Medical device repositioning Medical device site joint pain Medical device site pain Medical device site pruritus Medical diet Medical induction of coma Medical observation Medical procedure Medication dilution Medication error Medication residue Medulloblastoma Megacolon Megakaryocytes Megakaryocytes abnormal Megakaryocytes increased Megaloblasts increased Meibomian gland dysfunction Meibomianitis Meige's syndrome Melaena Melanocytic naevus Melanoderma Melanodermia Melanoma recurrent Melkersson-Rosenthal syndrome Memory impairment Menarche Mendelson's syndrome Meniere's disease Meningeal disorder Meningeal neoplasm Meningioma Meningioma benign Meningism Meningitis Meningitis aseptic Meningitis bacterial Meningitis coxsackie viral Meningitis echo viral Meningitis enteroviral Meningitis haemophilus Meningitis herpes Meningitis meningococcal Meningitis mumps Meningitis pneumococcal Meningitis staphylococcal Meningitis streptococcal Meningitis viral Meningococcal bacteraemia Meningococcal infection Meningococcal sepsis Meningoencephalitis bacterial Meningoencephalitis herpetic Meningoencephalitis viral Meningomyelitis herpes Meningoradiculitis Meningorrhagia Meniscus injury Meniscus lesion Meniscus operation Menometrorrhagia Menopausal disorder Menopausal symptoms Menopause Menopause delayed Menorrhagia Menstrual cycle management Menstrual discomfort Menstrual disorder Menstruation delayed Menstruation irregular Menstruation normal Mental disability Mental disorder Mental disorder due to a general medical condition Mental fatigue Mental impairment Mental retardation Mental retardation severity unspecified Mental status changes Meralgia paraesthetica Merycism Mesangioproliferative glomerulonephritis Mesenteric abscess Mesenteric arterial occlusion Mesenteric artery aneurysm Mesenteric artery embolism Mesenteric artery stenosis Mesenteric artery stent insertion Mesenteric artery thrombosis Mesenteric haemorrhage Mesenteric panniculitis Mesenteric vein thrombosis Mesenteric venous occlusion Mesenteritis Mesothelioma Metabolic acidosis Metabolic alkalosis Metabolic disorder Metabolic encephalopathy Metabolic function test Metabolic function test abnormal Metabolic function test normal Metabolic syndrome Metal poisoning Metamorphopsia Metamyelocyte count Metamyelocyte count increased Metamyelocyte percentage Metamyelocyte percentage increased Metanephrine urine Metanephrine urine increased Metanephrine urine normal Metaplasia Metapneumovirus infection Metastases to adrenals Metastases to bone Metastases to breast Metastases to central nervous system Metastases to heart Metastases to liver Metastases to lung Metastases to lymph nodes Metastases to meninges Metastases to neck Metastases to ovary Metastases to pelvis Metastases to peritoneum Metastases to spine Metastases to stomach Metastases to the mediastinum Metastases to trachea Metastasis Metastatic carcinoid tumour Metastatic lymphoma Metastatic malignant melanoma Metastatic neoplasm Metastatic renal cell carcinoma Metatarsalgia Methaemoglobin urine absent Methaemoglobinaemia Methicillin-resistant staphylococcal aureus test negative Methicillin-resistant staphylococcal aureus test positive Methylenetetrahydrofolate reductase gene mutation Methylmalonic aciduria Metrorrhagia Microalbuminuria Microangiopathic haemolytic anaemia Microangiopathy Microbiology test Microbiology test abnormal Microbiology test normal Microcephaly Microcytic anaemia Microcytosis Microembolism Micrognathia Micrographia Micrographic skin surgery Micropenis Microscopic polyangiitis Microscopy Microsleep Microsomia Microvascular coronary artery disease Microvascular cranial nerve palsy Microvillous inclusion disease Micturition disorder Micturition frequency decreased Micturition urgency Middle East respiratory syndrome Middle ear disorder Middle ear effusion Middle ear inflammation Middle insomnia Migraine Migraine prophylaxis Migraine with aura Migraine without aura Mild mental retardation Milia Miliaria Milk allergy Milk soy protein intolerance Milk-alkali syndrome Miller Fisher syndrome Mineral deficiency Mineral metabolism disorder Mineral supplementation Mini mental status examination Mini mental status examination abnormal Minimal residual disease Minimum inhibitory concentration Miosis Misophonia Mite allergy Mitochondrial DNA mutation Mitochondrial cytopathy Mitochondrial encephalomyopathy Mitochondrial myopathy Mitochondrial myopathy acquired Mitogen stimulation test Mitral perforation Mitral valve calcification Mitral valve disease Mitral valve incompetence Mitral valve prolapse Mitral valve repair Mitral valve replacement Mitral valve stenosis Mitral valve thickening Mixed anxiety and depressive disorder Mixed connective tissue disease Mixed deafness Mixed incontinence Mixed liver injury Mixed receptive-expressive language disorder Moaning Mobility decreased Model for end stage liver disease score Modified Rankin score Mole excision Molluscum contagiosum Monarthritis Monkeypox Monoblast count Monoblast count increased Monoclonal B-cell lymphocytosis Monoclonal antibody immunoconjugate therapy Monoclonal antibody unconjugated therapy Monoclonal gammopathy Monoclonal immunoglobulin present Monocyte count Monocyte count abnormal Monocyte count decreased Monocyte count increased Monocyte count normal Monocyte percentage Monocyte percentage abnormal Monocyte percentage decreased Monocyte percentage increased Monocytopenia Monocytosis Mononeuritis Mononeuropathy Mononeuropathy multiplex Mononuclear cell count Mononuclear cell percentage Mononucleosis heterophile test Mononucleosis heterophile test negative Mononucleosis heterophile test positive Mononucleosis syndrome Monoparesis Monoplegia Montreal cognitive assessment Montreal cognitive assessment abnormal Mood altered Mood disorder due to a general medical condition Mood swings Moraxella test positive Morbid thoughts Morbillivirus test positive Morganella infection Morning sickness Morose Morphoea Morton's neuralgia Morton's neuroma Motion sickness Motor developmental delay Motor dysfunction Motor neurone disease Mouth breathing Mouth cyst Mouth haemorrhage Mouth injury Mouth plaque Mouth swelling Mouth ulceration Movement disorder Mucinous adenocarcinoma of appendix Mucocutaneous candidiasis Mucocutaneous haemorrhage Mucocutaneous rash Mucocutaneous ulceration Mucormycosis Mucosa vesicle Mucosal atrophy Mucosal biopsy Mucosal discolouration Mucosal disorder Mucosal dryness Mucosal erosion Mucosal haemorrhage Mucosal hyperaemia Mucosal hypertrophy Mucosal inflammation Mucosal pain Mucosal ulceration Mucous membrane disorder Mucous stools Multi-organ disorder Multi-organ failure Multi-vitamin deficiency Multifocal micronodular pneumocyte hyperplasia Multifocal motor neuropathy Multigravida Multimorbidity Multipathogen PCR test Multipathogen PCR test positive Multiple allergies Multiple chemical sensitivity Multiple congenital abnormalities Multiple drug therapy Multiple fractures Multiple gated acquisition scan Multiple injuries Multiple myeloma Multiple organ dysfunction syndrome Multiple sclerosis Multiple sclerosis pseudo relapse Multiple sclerosis relapse Multiple use of single-use product Multiple-drug resistance Multisystem inflammatory syndrome Multisystem inflammatory syndrome in adults Multisystem inflammatory syndrome in children Mumps Mumps antibody test Mumps antibody test negative Mumps antibody test positive Murder Murphy's sign positive Murphy's sign test Muscle abscess Muscle atrophy Muscle contractions involuntary Muscle contracture Muscle contusion Muscle discomfort Muscle disorder Muscle electrostimulation therapy Muscle enzyme Muscle enzyme increased Muscle fatigue Muscle haemorrhage Muscle hypertrophy Muscle injury Muscle mass Muscle necrosis Muscle neoplasm Muscle oedema Muscle rigidity Muscle rupture Muscle spasms Muscle spasticity Muscle strain Muscle strength abnormal Muscle strength normal Muscle swelling Muscle tension dysphonia Muscle tightness Muscle tone disorder Muscle twitching Muscular dystrophy Muscular weakness Musculoskeletal chest pain Musculoskeletal deformity Musculoskeletal discomfort Musculoskeletal disorder Musculoskeletal pain Musculoskeletal stiffness Mutism Myalgia Myalgia intercostal Myasthenia gravis Myasthenia gravis crisis Myasthenic syndrome Mycetoma mycotic Mycobacterial infection Mycobacterium avium complex infection Mycobacterium chelonae infection Mycobacterium kansasii infection Mycobacterium test Mycobacterium test negative Mycobacterium test positive Mycobacterium tuberculosis complex test Mycobacterium tuberculosis complex test negative Mycobacterium tuberculosis complex test positive Mycoplasma infection Mycoplasma serology Mycoplasma serology positive Mycoplasma test Mycoplasma test negative Mycoplasma test positive Mycotic allergy Mydriasis Myectomy Myelin oligodendrocyte glycoprotein antibody-associated disease Myelitis Myelitis transverse Myeloblast count Myeloblast percentage Myeloblast percentage increased Myelocyte count Myelocyte count increased Myelocyte percentage Myelocyte percentage increased Myelocyte present Myelodysplastic syndrome Myelofibrosis Myeloid leukaemia Myelolipoma Myelopathy Myeloproliferative neoplasm Myelosuppression Myocardial bridging Myocardial fibrosis Myocardial haemorrhage Myocardial hypoxia Myocardial infarction Myocardial injury Myocardial ischaemia Myocardial necrosis Myocardial necrosis marker Myocardial necrosis marker increased Myocardial necrosis marker normal Myocardial oedema Myocardial reperfusion injury Myocardial rupture Myocardial strain Myocardial strain imaging Myocardial strain imaging abnormal Myocarditis Myocarditis bacterial Myocarditis infectious Myocarditis post infection Myocarditis septic Myoclonic epilepsy Myoclonus Myodesopsia Myofascial pain syndrome Myofascial spasm Myofascitis Myoglobin blood Myoglobin blood decreased Myoglobin blood increased Myoglobin urine Myoglobin urine absent Myoglobin urine present Myoglobinaemia Myoglobinuria Myokymia Myopathy Myopericarditis Myopia Myosclerosis Myositis Myotonia Myotonic dystrophy Myringitis Myringitis bullous Myringotomy Mysophobia Myxoedema coma Myxofibrosarcoma Myxoma Myxomatous mitral valve degeneration N-terminal prohormone brain natriuretic peptide N-terminal prohormone brain natriuretic peptide increased N-terminal prohormone brain natriuretic peptide normal NIH stroke scale NIH stroke scale abnormal NIH stroke scale score increased NYHA classification Naevus flammeus Nail atrophy Nail bed bleeding Nail bed disorder Nail bed infection Nail bed inflammation Nail discolouration Nail discomfort Nail disorder Nail dystrophy Nail growth abnormal Nail hypertrophy Nail infection Nail injury Nail operation Nail pigmentation Nail pitting Nail psoriasis Nail ridging Narcolepsy Nasal abscess Nasal aspiration Nasal cavity cancer Nasal cavity mass Nasal cavity packing Nasal congestion Nasal crusting Nasal discharge discolouration Nasal discomfort Nasal disorder Nasal dryness Nasal flaring Nasal herpes Nasal inflammation Nasal injury Nasal irrigation Nasal mucosa biopsy Nasal mucosal blistering Nasal mucosal discolouration Nasal mucosal disorder Nasal mucosal hypertrophy Nasal mucosal ulcer Nasal obstruction Nasal odour Nasal oedema Nasal operation Nasal polyps Nasal pruritus Nasal septal operation Nasal septum deviation Nasal septum disorder Nasal septum perforation Nasal turbinate hypertrophy Nasal ulcer Nasal vestibulitis Nasoendoscopy Nasolaryngoscopy Nasopharyngeal aspiration Nasopharyngeal reflux Nasopharyngeal swab Nasopharyngitis Natural killer T cell count Natural killer T cell count increased Natural killer cell activity test Natural killer cell count Natural killer cell count decreased Natural killer cell count increased Naturopathy Nausea Near death experience Near drowning Neck crushing Neck exploration Neck injury Neck mass Neck pain Neck surgery Necrobiosis Necrolytic migratory erythema Necrosis Necrosis ischaemic Necrotic lymphadenopathy Necrotising colitis Necrotising enterocolitis neonatal Necrotising fasciitis Necrotising myositis Necrotising retinitis Necrotising scleritis Necrotising ulcerative gingivostomatitis Necrotising ulcerative periodontitis Needle issue Needle track marks Negative thoughts Negativism Neisseria test Neisseria test negative Neisseria test positive Nematodiasis Neonatal alloimmune thrombocytopenia Neonatal anuria Neonatal apnoeic attack Neonatal asphyxia Neonatal aspiration Neonatal disorder Neonatal dyspnoea Neonatal hypoxia Neonatal infection Neonatal insufficient breast milk syndrome Neonatal multi-organ failure Neonatal pneumonia Neonatal respiratory arrest Neonatal respiratory distress Neonatal respiratory distress syndrome Neonatal respiratory failure Neonatal seizure Neoplasm Neoplasm malignant Neoplasm progression Neoplasm prostate Neoplasm recurrence Neoplasm skin Neovascular age-related macular degeneration Neovascularisation Nephrectomy Nephritic syndrome Nephritis Nephritis allergic Nephritis interstitial Nephrolithiasis Nephrological examination Nephropathy Nephropathy toxic Nephrosclerosis Nephrostomy Nephrotic syndrome Nerve block Nerve compression Nerve conduction studies Nerve conduction studies abnormal Nerve conduction studies normal Nerve degeneration Nerve injury Nerve root compression Nerve root injury lumbar Nerve root lesion Nerve stimulation test Nerve stimulation test abnormal Nerve stimulation test normal Nervous system disorder Nervous system injury Nervousness Neuralgia Neuralgic amyotrophy Neuritic plaques Neuritis Neuritis cranial Neuro-ophthalmological test Neuro-ophthalmological test normal Neuroblastoma Neuroborreliosis Neurodegenerative disorder Neurodermatitis Neurodevelopmental disorder Neuroendocrine carcinoma Neuroendocrine carcinoma metastatic Neuroendocrine tumour Neurofibroma Neurofibromatosis Neurogenic bladder Neurogenic bowel Neurogenic shock Neuroleptic malignant syndrome Neurologic neglect syndrome Neurologic somatic symptom disorder Neurological decompensation Neurological examination Neurological examination abnormal Neurological examination normal Neurological infection Neurological procedural complication Neurological symptom Neuroma Neuromuscular blockade Neuromuscular pain Neuromuscular toxicity Neuromyelitis optica Neuromyelitis optica spectrum disorder Neuromyopathy Neuromyotonia Neuron-specific enolase Neuronal ceroid lipofuscinosis Neuronal neuropathy Neurone-specific enolase Neurone-specific enolase decreased Neuropathic muscular atrophy Neuropathy Neuropathy peripheral Neuroprosthesis implantation Neuropsychiatric symptoms Neuropsychiatric syndrome Neuropsychological test Neuropsychological test abnormal Neurosarcoidosis Neurosensory hypoacusis Neurosis Neurosurgery Neurotoxicity Neurotrophic keratopathy Neurovascular conflict Neutralising antibodies Neutralising antibodies positive Neutropenia Neutropenic infection Neutropenic sepsis Neutrophil count Neutrophil count abnormal Neutrophil count decreased Neutrophil count increased Neutrophil count normal Neutrophil function disorder Neutrophil hypersegmented morphology present Neutrophil percentage Neutrophil percentage decreased Neutrophil percentage increased Neutrophil toxic granulation present Neutrophil/lymphocyte ratio Neutrophil/lymphocyte ratio decreased Neutrophil/lymphocyte ratio increased Neutrophilia Neutrophilic dermatosis New daily persistent headache Nicotinamide Nicotine dependence Nicotine test Nicotine test negative Night blindness Night sweats Nightmare Nikolsky's sign Nipple disorder Nipple exudate bloody Nipple infection Nipple inflammation Nipple pain Nipple swelling Nitrate compound therapy Nitrite urine Nitrite urine absent Nitrite urine present No adverse effect No adverse event No adverse reaction No reaction on previous exposure to drug No therapeutic response Nocturia Nocturnal dyspnoea Nodal arrhythmia Nodal rhythm Nodular melanoma Nodular rash Nodular vasculitis Nodule Nodule on extremity Non-24-hour sleep-wake disorder Non-Hodgkin's lymphoma Non-alcoholic steatohepatitis Non-cardiac chest pain Non-compaction cardiomyopathy Non-consummation Non-high-density lipoprotein cholesterol Non-high-density lipoprotein cholesterol increased Non-immune heparin associated thrombocytopenia Non-pitting oedema Non-small cell lung cancer Non-small cell lung cancer stage III Non-small cell lung cancer stage IV Non-tobacco user Noninfectious myelitis Noninfective conjunctivitis Noninfective encephalitis Noninfective gingivitis Noninfective myringitis Noninfective oophoritis Noninfective retinitis Noninfective sialoadenitis Nonreassuring foetal heart rate pattern Nonspecific reaction Noonan syndrome Norepinephrine Norepinephrine increased Normal labour Normal newborn Normal pressure hydrocephalus Normochromic anaemia Normochromic normocytic anaemia Normocytic anaemia Norovirus infection Norovirus test Norovirus test positive Nose deformity Nosocomial infection Notalgia paraesthetica Nothing by mouth order Nuchal rigidity Nuclear magnetic resonance imaging Nuclear magnetic resonance imaging abdominal Nuclear magnetic resonance imaging abdominal abnormal Nuclear magnetic resonance imaging abdominal normal Nuclear magnetic resonance imaging abnormal Nuclear magnetic resonance imaging brain Nuclear magnetic resonance imaging brain abnormal Nuclear magnetic resonance imaging brain normal Nuclear magnetic resonance imaging heart Nuclear magnetic resonance imaging neck Nuclear magnetic resonance imaging normal Nuclear magnetic resonance imaging spinal Nuclear magnetic resonance imaging spinal abnormal Nuclear magnetic resonance imaging spinal cord Nuclear magnetic resonance imaging spinal cord abnormal Nuclear magnetic resonance imaging spinal cord normal Nuclear magnetic resonance imaging spinal normal Nuclear magnetic resonance imaging thoracic Nuclear magnetic resonance imaging thoracic abnormal Nuclear magnetic resonance imaging thoracic normal Nuclear magnetic resonance imaging whole body Nucleated red cells Nucleic acid test Nulliparous Numb chin syndrome Nutritional assessment Nutritional condition abnormal Nutritional condition normal Nystagmus Obesity Oblique presentation Obliterative bronchiolitis Obsessive thoughts Obsessive-compulsive disorder Obsessive-compulsive symptom Obstruction Obstruction gastric Obstructive airways disorder Obstructive nephropathy Obstructive pancreatitis Obstructive shock Obstructive sleep apnoea syndrome Occipital neuralgia Occult blood Occult blood negative Occult blood positive Occupational exposure to SARS-CoV-2 Occupational exposure to drug Occupational exposure to product Occupational therapy Ocular discomfort Ocular hyperaemia Ocular hypertension Ocular icterus Ocular ischaemic syndrome Ocular myasthenia Ocular neoplasm Ocular procedural complication Ocular rosacea Ocular sarcoidosis Ocular vascular disorder Ocular vasculitis Oculofacial paralysis Oculogyration Oculogyric crisis Oculomotor study Oculomotor study abnormal Oculomucocutaneous syndrome Oculorespiratory syndrome Odynophagia Oedema Oedema blister Oedema due to cardiac disease Oedema due to hepatic disease Oedema genital Oedema mouth Oedema mucosal Oedema peripheral Oedematous pancreatitis Oesophageal achalasia Oesophageal adenocarcinoma Oesophageal candidiasis Oesophageal carcinoma Oesophageal compression Oesophageal dilatation Oesophageal dilation procedure Oesophageal discomfort Oesophageal disorder Oesophageal food impaction Oesophageal haemorrhage Oesophageal hypomotility Oesophageal injury Oesophageal irritation Oesophageal manometry Oesophageal mass Oesophageal motility disorder Oesophageal motility test Oesophageal oedema Oesophageal pH Oesophageal pain Oesophageal perforation Oesophageal rupture Oesophageal spasm Oesophageal stenosis Oesophageal ulcer Oesophageal ulcer haemorrhage Oesophageal variceal ligation Oesophageal varices haemorrhage Oesophagitis Oesophagitis ulcerative Oesophagobronchial fistula Oesophagogastric fundoplasty Oesophagogastroduodenoscopy Oesophagogastroduodenoscopy abnormal Oesophagogastroduodenoscopy normal Oesophagogastroscopy normal Oesophagostomy Oesophagram Oestradiol Oestradiol abnormal Oestradiol decreased Oestradiol increased Oestradiol normal Oestrogen receptor assay Off label use Office visit Olfactory dysfunction Olfactory nerve disorder Olfactory test abnormal Oligoarthritis Oligoasthenoteratozoospermia Oligodendroglioma Oligodipsia Oligohydramnios Oligomenorrhoea Oliguria Omenn syndrome Omental haemorrhage Omental infarction Omentectomy Omphalitis On and off phenomenon Onychalgia Onychoclasis Onycholysis Onychomadesis Onychomycosis Onychophagia Oophorectomy Oophorectomy bilateral Oophoritis Open angle glaucoma Open fracture Open globe injury Open reduction of fracture Open wound Ophthalmia neonatorum Ophthalmic artery aneurysm Ophthalmic artery occlusion Ophthalmic artery thrombosis Ophthalmic fluid drainage Ophthalmic fluid-air exchange procedure Ophthalmic herpes simplex Ophthalmic herpes zoster Ophthalmic migraine Ophthalmic scan Ophthalmic vein thrombosis Ophthalmological examination Ophthalmological examination abnormal Ophthalmological examination normal Ophthalmoplegia Opiates Opiates negative Opiates positive Opisthotonus Opitz trigonocephaly syndrome Oppositional defiant disorder Opsoclonus myoclonus Optic atrophy Optic disc disorder Optic disc drusen Optic disc haemorrhage Optic disc hyperaemia Optic disc pit Optic discs blurred Optic glioma Optic ischaemic neuropathy Optic nerve disorder Optic nerve glioma Optic nerve infarction Optic nerve injury Optic nerve operation Optic nerve sheath haemorrhage Optic neuritis Optic neuritis retrobulbar Optic neuropathy Optic perineuritis Optical coherence tomography Optical coherence tomography abnormal Opticokinetic nystagmus tests Opticokinetic nystagmus tests abnormal Oral administration complication Oral allergy syndrome Oral bacterial infection Oral blood blister Oral candidiasis Oral cavity examination Oral contraception Oral contusion Oral discharge Oral discomfort Oral disorder Oral dysaesthesia Oral fungal infection Oral herpes Oral herpes zoster Oral infection Oral intake reduced Oral lichen planus Oral lichenoid reaction Oral mucosa erosion Oral mucosa haematoma Oral mucosal blistering Oral mucosal discolouration Oral mucosal eruption Oral mucosal erythema Oral mucosal exfoliation Oral mucosal hypertrophy Oral mucosal roughening Oral neoplasm Oral pain Oral papilloma Oral pruritus Oral purpura Oral pustule Oral soft tissue biopsy Oral soft tissue disorder Oral surgery Oral viral infection Orbital cyst Orbital decompression Orbital haematoma Orbital haemorrhage Orbital infection Orbital myositis Orbital oedema Orbital swelling Orchitis Orchitis noninfective Organ donor Organ failure Organic acid analysis Organic brain syndrome Organic erectile dysfunction Organising pneumonia Orgasm abnormal Oropharyngeal blistering Oropharyngeal candidiasis Oropharyngeal cobble stone mucosa Oropharyngeal discomfort Oropharyngeal oedema Oropharyngeal pain Oropharyngeal plaque Oropharyngeal spasm Oropharyngeal squamous cell carcinoma Oropharyngeal swelling Orthognathic surgery Orthopaedic examination Orthopaedic examination abnormal Orthopaedic examination normal Orthopaedic procedure Orthopedic procedure Orthopnoea Orthopox virus infection Orthopoxvirus test positive Orthosis user Orthostatic heart rate response increased Orthostatic heart rate test Orthostatic hypertension Orthostatic hypotension Orthostatic intolerance Orthostatic tremor Oscillopsia Osteitis Osteoarthritis Osteoarthropathy Osteochondritis Osteochondrosis Osteolysis Osteoma Osteomalacia Osteomyelitis Osteomyelitis acute Osteomyelitis bacterial Osteomyelitis chronic Osteomyelitis salmonella Osteonecrosis Osteonecrosis of jaw Osteopathic treatment Osteopenia Osteoporosis Osteoporotic fracture Osteosarcoma Ostomy bag placement Otic examination Otic examination abnormal Otic examination normal Otitis externa Otitis externa bacterial Otitis externa fungal Otitis media Otitis media acute Otitis media bacterial Otitis media chronic Otitis media viral Otoacoustic emissions test Otoacoustic emissions test abnormal Otolithiasis Otoplasty Otorrhoea Otosclerosis Otoscopy Otoscopy normal Ototoxicity Out of specification product use Ovarian abscess Ovarian cancer Ovarian cancer recurrent Ovarian cancer stage III Ovarian clear cell carcinoma Ovarian cyst Ovarian cyst ruptured Ovarian cyst torsion Ovarian cystectomy Ovarian disorder Ovarian dysplasia Ovarian enlargement Ovarian failure Ovarian germ cell teratoma benign Ovarian haemorrhage Ovarian hyperfunction Ovarian infection Ovarian mass Ovarian neoplasm Ovarian operation Ovarian rupture Ovarian torsion Ovarian vein thrombosis Overdose Overflow diarrhoea Overgrowth bacterial Overgrowth fungal Overlap syndrome Oversensing Overweight Overwork Ovulation delayed Ovulation disorder Ovulation pain Oxygen consumption Oxygen consumption decreased Oxygen consumption increased Oxygen saturation Oxygen saturation abnormal Oxygen saturation decreased Oxygen saturation immeasurable Oxygen saturation increased Oxygen saturation normal Oxygen supplementation Oxygen therapy Oxygenation index Ozone therapy PCO2 PCO2 abnormal PCO2 decreased PCO2 increased PCO2 normal PO2 PO2 abnormal PO2 decreased PO2 increased PO2 normal POEMS syndrome PUVA PaO2/FiO2 ratio Pacemaker generated rhythm Pachymeningitis Packed red blood cell transfusion Paediatric autoimmune neuropsychiatric disorders associated with streptococcal infection Paget-Schroetter syndrome Pain Pain assessment Pain in extremity Pain in jaw Pain management Pain of skin Pain prophylaxis Pain threshold decreased Painful ejaculation Painful erection Painful respiration Palatal disorder Palatal oedema Palatal palsy Palatal swelling Palatal ulcer Palate injury Palindromic rheumatism Pallanaesthesia Palliative care Pallor Palmar erythema Palmar-plantar erythrodysaesthesia syndrome Palmoplantar pustulosis Palpable purpura Palpatory finding abnormal Palpitations Pancreas infection Pancreatectomy Pancreatic abscess Pancreatic carcinoma Pancreatic carcinoma recurrent Pancreatic cyst Pancreatic disorder Pancreatic duct dilatation Pancreatic duct stenosis Pancreatic enlargement Pancreatic enzymes Pancreatic enzymes increased Pancreatic failure Pancreatic insufficiency Pancreatic mass Pancreatic neoplasm Pancreatic operation Pancreatic pseudocyst Pancreatic steatosis Pancreaticoduodenectomy Pancreatitis Pancreatitis acute Pancreatitis chronic Pancreatitis haemorrhagic Pancreatitis necrotising Pancreatitis relapsing Pancytopenia Panel-reactive antibody Panencephalitis Panendoscopy Panic attack Panic disorder Panic reaction Panniculitis Panniculitis lobular Panophthalmitis Pantoea agglomerans test positive Papilla of Vater sclerosis Papillary cystadenoma lymphomatosum Papillary muscle haemorrhage Papillary renal cell carcinoma Papillary thyroid cancer Papillitis Papilloedema Papilloma Papilloma conjunctival Papilloma excision Papilloma viral infection Papillophlebitis Papule Papulopustular rosacea Paracentesis Paracentesis ear Paradoxical embolism Paradoxical psoriasis Paraesthesia Paraesthesia ear Paraesthesia mucosal Paraesthesia oral Paraganglion neoplasm Paragonimiasis Parainfluenzae virus infection Parakeratosis Paralysis Paralysis flaccid Paralysis recurrent laryngeal nerve Paralytic disability Paralytic lagophthalmos Paranasal cyst Paranasal sinus discomfort Paranasal sinus haemorrhage Paranasal sinus hypersecretion Paranasal sinus hyposecretion Paranasal sinus inflammation Paranasal sinus mass Paranasal sinus mucosal hypertrophy Paraneoplastic encephalomyelitis Paraneoplastic syndrome Paranoia Paranoid personality disorder Paraparesis Paraplegia Paraproteinaemia Parapsoriasis Parasite blood test Parasite blood test positive Parasite stool test Parasite stool test negative Parasite stool test positive Parasitic blood test negative Parasitic gastroenteritis Parasitic test Parasitic test positive Parasomnia Parathyroid disorder Parathyroid gland enlargement Parathyroid hormone-related protein Parathyroid scan normal Paratracheal lymphadenopathy Parent-child problem Parenteral nutrition Paresis Paresis cranial nerve Parietal cell antibody Parietal cell antibody positive Parity Parkinson's disease Parkinson's disease psychosis Parkinsonian gait Parkinsonian rest tremor Parkinsonism Paronychia Parophthalmia Parosmia Parotid abscess Parotid duct obstruction Parotid gland enlargement Parotid gland inflammation Parotidectomy Parotitis Paroxysmal arrhythmia Paroxysmal atrioventricular block Paroxysmal choreoathetosis Paroxysmal extreme pain disorder Paroxysmal nocturnal haemoglobinuria Partial seizures Partial seizures with secondary generalisation Partial splenic embolisation Parvovirus B19 infection Parvovirus B19 infection reactivation Parvovirus B19 serology Parvovirus B19 serology negative Parvovirus B19 serology positive Parvovirus B19 test Parvovirus B19 test negative Parvovirus B19 test positive Parvovirus infection Passive smoking Past-pointing Patella fracture Patellofemoral pain syndrome Patent ductus arteriosus Paternal exposure before pregnancy Pathergy reaction Pathogen resistance Pathological fracture Pathology test Patient dissatisfaction with device Patient elopement Patient isolation Patient restraint Patient uncooperative Peak expiratory flow rate Peak expiratory flow rate decreased Peak expiratory flow rate normal Peak nasal inspiratory flow abnormal Peak nasal inspiratory flow test Pearly penile papules Peau d'orange Pectus excavatum Pedal pulse decreased Peliosis hepatis Pelvi-ureteric obstruction Pelvic abscess Pelvic congestion Pelvic cyst Pelvic discomfort Pelvic floor dysfunction Pelvic floor muscle training Pelvic floor muscle weakness Pelvic fluid collection Pelvic fracture Pelvic girdle pain Pelvic haematoma Pelvic haemorrhage Pelvic infection Pelvic inflammatory disease Pelvic mass Pelvic pain Pelvic pouch procedure Pelvic venous thrombosis Pemphigoid Pemphigus Penetrating aortic ulcer Penile abscess Penile blister Penile curvature Penile discharge Penile discomfort Penile erythema Penile haematoma Penile haemorrhage Penile oedema Penile pain Penile rash Penile size reduced Penile swelling Penile ulceration Penile vein thrombosis Penis disorder Penis injury Penoscrotal fusion Peptic ulcer Peptic ulcer haemorrhage Peptostreptococcus infection Percussion test Percutaneous coronary intervention Perforated ulcer Perforation Performance fear Performance status decreased Perfume sensitivity Perfusion brain scan Perfusion brain scan abnormal Perfusion brain scan normal Peri-implantitis Perianal erythema Periarthritis Periarthritis calcarea Pericardial cyst Pericardial disease Pericardial drainage Pericardial drainage test Pericardial drainage test abnormal Pericardial effusion Pericardial excision Pericardial fibrosis Pericardial haemorrhage Pericardial operation Pericardial rub Pericardiotomy Pericarditis Pericarditis adhesive Pericarditis constrictive Pericarditis infective Pericarditis meningococcal Pericarditis rheumatic Perichondritis Pericoronitis Perinatal HBV infection Perineal abscess Perineal injury Perineal operation Perineal pain Perineal rash Perinephric effusion Perinephric oedema Periodic acid Schiff stain Periodic limb movement disorder Periodontal disease Periodontitis Perioral dermatitis Periorbital cellulitis Periorbital dermatitis Periorbital discomfort Periorbital haematoma Periorbital haemorrhage Periorbital inflammation Periorbital irritation Periorbital oedema Periorbital pain Periorbital swelling Periostitis Peripancreatic fluid collection Peripartum haemorrhage Peripheral T-cell lymphoma unspecified Peripheral arterial occlusive disease Peripheral artery aneurysm Peripheral artery aneurysm rupture Peripheral artery bypass Peripheral artery haematoma Peripheral artery occlusion Peripheral artery stenosis Peripheral artery stent insertion Peripheral artery thrombosis Peripheral circulatory failure Peripheral coldness Peripheral embolism Peripheral endarterectomy Peripheral ischaemia Peripheral motor neuropathy Peripheral nerve decompression Peripheral nerve injury Peripheral nerve lesion Peripheral nerve neurostimulation Peripheral nerve operation Peripheral nerve palsy Peripheral nerve paresis Peripheral nervous system function test abnormal Peripheral paralysis Peripheral pulse decreased Peripheral sensorimotor neuropathy Peripheral sensory neuropathy Peripheral swelling Peripheral vascular disorder Peripheral vein occlusion Peripheral vein stenosis Peripheral vein thrombosis Peripheral vein thrombus extension Peripheral venous disease Periphlebitis Periportal oedema Periprosthetic fracture Perirectal abscess Peristalsis visible Peritoneal abscess Peritoneal adhesions Peritoneal catheter insertion Peritoneal dialysis Peritoneal disorder Peritoneal fibrosis Peritoneal fluid analysis Peritoneal fluid analysis abnormal Peritoneal lavage Peritoneal neoplasm Peritoneal tuberculosis Peritonitis Peritonitis bacterial Peritonsillar abscess Peritumoural oedema Perivascular dermatitis Periventricular leukomalacia Pernicious anaemia Pernio-like erythema Peroneal muscular atrophy Peroneal nerve injury Peroneal nerve palsy Persecutory delusion Persistent corneal epithelial defect Persistent depressive disorder Persistent genital arousal disorder Persistent postural-perceptual dizziness Personal relationship issue Personality change Personality change due to a general medical condition Personality disorder Perthes disease Pertussis Pertussis identification test Pertussis identification test positive Petechiae Petit mal epilepsy Peyronie's disease Phaeochromocytoma Phagocytosis Phalangeal hypoplasia Phantom limb syndrome Pharmaceutical product complaint Pharyngeal abscess Pharyngeal disorder Pharyngeal enanthema Pharyngeal erythema Pharyngeal exudate Pharyngeal haemorrhage Pharyngeal hypoaesthesia Pharyngeal inflammation Pharyngeal lesion Pharyngeal mass Pharyngeal oedema Pharyngeal paraesthesia Pharyngeal pustule Pharyngeal stenosis Pharyngeal swelling Pharyngeal ulceration Pharyngitis Pharyngitis bacterial Pharyngitis streptococcal Pharyngo-oesophageal diverticulum Pharyngolaryngeal abscess Pharyngolaryngeal pain Pharyngoscopy Pharyngotonsillitis Philadelphia chromosome negative Philadelphia chromosome positive Phimosis Phlebectomy Phlebitis Phlebitis deep Phlebitis superficial Phlebolith Phlebotomy Phobia Phobia of flying Phobic postural vertigo Phonophobia Phospholipase A2 activity increased Photodermatosis Photokeratitis Photophobia Photopsia Photorefractive keratectomy Photosensitivity reaction Phototherapy Phrenic nerve paralysis Physical assault Physical breast examination Physical breast examination abnormal Physical breast examination normal Physical capacity evaluation Physical deconditioning Physical disability Physical examination Physical examination abnormal Physical examination normal Physical examination of joints Physical product label issue Physical thyroid examination Physiotherapy Physiotherapy chest Phytotherapy Pica Pickwickian syndrome Picornavirus infection Pigmentation disorder Pigmentation lip Piloerection Pilonidal cyst Pineal gland cyst Pinguecula Pinta Piriformis syndrome Pitting oedema Pituitary apoplexy Pituitary cyst Pituitary gland operation Pituitary scan Pituitary tumour Pituitary tumour benign Pituitary-dependent Cushing's syndrome Pityriasis Pityriasis lichenoides et varioliformis acuta Pityriasis rosea Pityriasis rubra pilaris Placenta accreta Placenta praevia Placenta praevia haemorrhage Placental disorder Placental infarction Placental insufficiency Planning to become pregnant Plantar erythema Plantar fascial fibromatosis Plantar fasciitis Plasma cell count Plasma cell mastitis Plasma cell myeloma Plasma cell myeloma recurrent Plasma cell myeloma refractory Plasma cells present Plasma viscosity Plasma viscosity abnormal Plasmablast count Plasmacytoma Plasmacytosis Plasmapheresis Plasminogen activator inhibitor Plasminogen activator inhibitor polymorphism Plasminogen activator inhibitor type 1 deficiency Plasminogen increased Plasminogen normal Plasmodium vivax infection Plastic surgery to the face Platelet aggregation abnormal Platelet aggregation increased Platelet aggregation test Platelet anisocytosis Platelet count Platelet count abnormal Platelet count decreased Platelet count increased Platelet count normal Platelet destruction increased Platelet disorder Platelet distribution width Platelet distribution width decreased Platelet distribution width increased Platelet factor 4 Platelet factor 4 increased Platelet function test Platelet function test abnormal Platelet morphology Platelet morphology abnormal Platelet morphology normal Platelet production decreased Platelet rich plasma therapy Platelet transfusion Platelet-derived growth factor receptor assay Platelet-large cell ratio Plateletcrit Plateletcrit increased Pleocytosis Pleomorphic adenoma Pleomorphic malignant fibrous histiocytoma Plethysmography Pleural adhesion Pleural calcification Pleural decortication Pleural disorder Pleural effusion Pleural fibrosis Pleural fluid analysis Pleural fluid analysis abnormal Pleural mass Pleural mesothelioma Pleural thickening Pleurectomy Pleurisy Pleurisy bacterial Pleurisy viral Pleuritic pain Pleurodesis Pleuropericarditis Plicated tongue Pneumatosis Pneumatosis intestinalis Pneumocardiogram Pneumocephalus Pneumococcal bacteraemia Pneumococcal immunisation Pneumococcal infection Pneumococcal sepsis Pneumoconiosis Pneumocystis jirovecii infection Pneumocystis jirovecii pneumonia Pneumocystis test Pneumocystis test positive Pneumomediastinum Pneumonectomy Pneumonia Pneumonia aspiration Pneumonia bacterial Pneumonia chlamydial Pneumonia cryptococcal Pneumonia escherichia Pneumonia fungal Pneumonia haemophilus Pneumonia influenzal Pneumonia klebsiella Pneumonia legionella Pneumonia moraxella Pneumonia mycoplasmal Pneumonia necrotising Pneumonia pneumococcal Pneumonia primary atypical Pneumonia pseudomonal Pneumonia respiratory syncytial viral Pneumonia serratia Pneumonia staphylococcal Pneumonia streptococcal Pneumonia viral Pneumonitis Pneumonitis aspiration Pneumopericardium Pneumoperitoneum Pneumothorax Pneumothorax spontaneous Poikilocytosis Poikiloderma Poisoning Poliomyelitis Poliomyelitis post vaccine Poliovirus serology Poliovirus test Poliovirus test negative Poliovirus test positive Pollakiuria Polyarteritis nodosa Polyarthritis Polychondritis Polychromasia Polychromic red blood cells present Polycystic ovaries Polycythaemia Polycythaemia vera Polydipsia Polydipsia psychogenic Polyhydramnios Polymenorrhagia Polymenorrhoea Polymerase chain reaction Polymerase chain reaction positive Polymers allergy Polymorphic light eruption Polymyalgia rheumatica Polymyositis Polyneuropathy Polyneuropathy chronic Polyneuropathy idiopathic progressive Polyneuropathy in malignant disease Polyomavirus-associated nephropathy Polyp Polypectomy Polypoidal choroidal vasculopathy Polyserositis Polyuria Poor dental condition Poor feeding infant Poor milk ejection reflex Poor peripheral circulation Poor personal hygiene Poor quality drug administered Poor quality product administered Poor quality sleep Poor sucking reflex Poor venous access Poor weight gain neonatal Popliteal artery entrapment syndrome Porcelain gallbladder Porokeratosis Porphyria Porphyria non-acute Porphyria screen Porphyrins urine Porphyrins urine normal Portal fibrosis Portal hypertension Portal hypertensive gastropathy Portal shunt procedure Portal tract inflammation Portal vein dilatation Portal vein embolism Portal vein occlusion Portal vein thrombosis Portogram Portosplenomesenteric venous thrombosis Positive Rombergism Positive airway pressure therapy Positive dose response relationship Positive end-expiratory pressure Positive expiratory pressure therapy Positron emission tomogram Positron emission tomogram abnormal Positron emission tomogram normal Positron emission tomography-magnetic resonance imaging Post abortion haemorrhage Post concussion syndrome Post herpetic neuralgia Post infection glomerulonephritis Post inflammatory pigmentation change Post laminectomy syndrome Post lumbar puncture syndrome Post micturition dribble Post procedural complication Post procedural drainage Post procedural fistula Post procedural haemorrhage Post procedural hypothyroidism Post procedural infection Post procedural myocardial infarction Post procedural pneumonia Post procedural pulmonary embolism Post procedural sepsis Post procedural stroke Post procedural urine leak Post streptococcal glomerulonephritis Post stroke depression Post thrombotic syndrome Post transplant lymphoproliferative disorder Post treatment Lyme disease syndrome Post vaccination autoinoculation Post vaccination syndrome Post viral fatigue syndrome Post-acute COVID-19 syndrome Post-traumatic amnestic disorder Post-traumatic epilepsy Post-traumatic neck syndrome Post-traumatic pain Post-traumatic stress disorder Post-tussive vomiting Posterior capsule opacification Posterior interosseous syndrome Posterior reversible encephalopathy syndrome Posterior tibial nerve injury Postictal paralysis Postictal state Postmenopausal haemorrhage Postmenopause Postnasal drip Postoperative abscess Postoperative adhesion Postoperative care Postoperative ileus Postoperative thrombosis Postoperative wound complication Postoperative wound infection Postpartum depression Postpartum disorder Postpartum haemorrhage Postpartum state Postpartum venous thrombosis Postprandial hypoglycaemia Postresuscitation encephalopathy Postural orthostatic tachycardia syndrome Posture abnormal Posturing Potassium hydroxide preparation negative Potassium hydroxide preparation positive Potentiating drug interaction Pouchitis Poverty of speech Pre-eclampsia Pre-existing condition improved Pre-existing disease Prealbumin Preauricular cyst Precancerous cells present Precancerous condition Precancerous lesion of digestive tract Precancerous mucosal lesion Precancerous skin lesion Precocious puberty Precursor B-lymphoblastic lymphoma Precursor T-lymphoblastic lymphoma/leukaemia Pregnancy Pregnancy after post coital contraception Pregnancy induced hypertension Pregnancy on contraceptive Pregnancy test Pregnancy test false positive Pregnancy test negative Pregnancy test positive Pregnancy test urine Pregnancy test urine negative Pregnancy test urine positive Pregnancy with contraceptive device Pregnancy with young maternal age Preictal state Premature ageing Premature baby Premature baby death Premature delivery Premature ejaculation Premature labour Premature menarche Premature menopause Premature ovulation Premature rupture of membranes Premature separation of placenta Premenstrual dysphoric disorder Premenstrual headache Premenstrual pain Premenstrual syndrome Prenatal screening test Prenatal screening test abnormal Preoperative care Prerenal failure Presbyacusis Presbyastasis Presbyopia Prescribed overdose Prescribed underdose Presyncope Preterm premature rupture of membranes Priapism Primary biliary cholangitis Primary cough headache Primary familial brain calcification Primary headache associated with sexual activity Primary hyperaldosteronism Primary hyperthyroidism Primary immunodeficiency syndrome Primary mediastinal large B-cell lymphoma Primary myelofibrosis Primary progressive multiple sclerosis Primary transmission Primigravida Primitive reflex test Prinzmetal angina Probiotic therapy Procalcitonin Procalcitonin abnormal Procalcitonin decreased Procalcitonin increased Procalcitonin normal Procedural complication Procedural dizziness Procedural failure Procedural haemorrhage Procedural headache Procedural pain Procedural site reaction Procedural vomiting Procedure aborted Proctalgia Proctitis Proctitis ulcerative Proctoscopy Proctoscopy normal Proctosigmoidoscopy Prodromal Alzheimer's disease Product administered at inappropriate site Product administered by wrong person Product administered to patient of inappropriate age Product administration error Product administration interrupted Product after taste Product appearance confusion Product availability issue Product barcode issue Product colour issue Product communication issue Product complaint Product confusion Product container issue Product container seal issue Product contamination Product contamination chemical Product contamination microbial Product contamination physical Product contamination with body fluid Product delivery mechanism issue Product deposit Product dispensing error Product dispensing issue Product distribution issue Product dosage form confusion Product dose confusion Product dose omission Product dose omission in error Product dose omission issue Product expiration date issue Product formulation issue Product identification number issue Product intolerance Product label confusion Product label issue Product label on wrong product Product leakage Product lot number issue Product measured potency issue Product monitoring error Product name confusion Product odour abnormal Product origin unknown Product outer packaging issue Product package associated injury Product packaging confusion Product packaging issue Product packaging quantity issue Product physical consistency issue Product physical issue Product preparation error Product preparation issue Product prescribing error Product prescribing issue Product quality issue Product reconstitution issue Product reconstitution quality issue Product residue present Product selection error Product sterility lacking Product storage error Product substitution Product substitution error Product substitution issue Product supply issue Product tampering Product taste abnormal Product temperature excursion issue Product use complaint Product use in unapproved indication Product use issue Product used for unknown indication Productive cough Profound mental retardation Progesterone Progesterone abnormal Progesterone decreased Progesterone normal Progesterone receptor assay Progesterone receptor assay negative Progestin therapy Progressive bulbar palsy Progressive facial hemiatrophy Progressive familial intrahepatic cholestasis Progressive multifocal leukoencephalopathy Progressive multiple sclerosis Progressive supranuclear palsy Prohormone brain natriuretic peptide Prohormone brain natriuretic peptide decreased Prohormone brain natriuretic peptide increased Prolactin-producing pituitary tumour Prolapse Prolonged expiration Prolonged labour Prolonged pregnancy Prolonged rupture of membranes Prolymphocytic leukaemia Promotion of peripheral circulation Promyelocyte count Promyelocyte count increased Pronator teres syndrome Prone position Prophylaxis Prophylaxis against Rh isoimmunisation Prophylaxis of nausea and vomiting Propofol infusion syndrome Prosopagnosia Prostate cancer Prostate cancer metastatic Prostate cancer recurrent Prostate examination Prostate examination normal Prostate infection Prostate tenderness Prostatectomy Prostatic abscess Prostatic acid phosphatase Prostatic acid phosphatase abnormal Prostatic adenoma Prostatic calcification Prostatic disorder Prostatic dysplasia Prostatic obstruction Prostatic operation Prostatic pain Prostatic specific antigen Prostatic specific antigen abnormal Prostatic specific antigen increased Prostatic specific antigen normal Prostatitis Prostatomegaly Prosthetic cardiac valve thrombosis Prosthetic vessel implantation Prostration Protein C Protein C decreased Protein C deficiency Protein C increased Protein S Protein S abnormal Protein S decreased Protein S deficiency Protein S normal Protein albumin ratio Protein albumin ratio abnormal Protein albumin ratio normal Protein bound iodine increased Protein total Protein total abnormal Protein total decreased Protein total increased Protein total normal Protein urine Protein urine absent Protein urine present Proteinuria Proteus infection Proteus test positive Prothrombin index Prothrombin level Prothrombin level decreased Prothrombin level increased Prothrombin level normal Prothrombin time Prothrombin time abnormal Prothrombin time normal Prothrombin time prolonged Prothrombin time ratio Prothrombin time ratio increased Prothrombin time shortened Protrusion tongue Prurigo Pruritus Pruritus allergic Pruritus ani Pruritus generalised Pruritus genital Pseudo lymphoma Pseudo-Bartter syndrome Pseudoallergic reaction Pseudobulbar palsy Pseudocellulitis Pseudocroup Pseudocyst Pseudodementia Pseudofolliculitis Pseudofolliculitis barbae Pseudohyponatraemia Pseudolymphoma Pseudomembranous colitis Pseudomonal bacteraemia Pseudomonas infection Pseudomonas test Pseudomonas test positive Pseudomononucleosis Pseudoparalysis Pseudopolyp Pseudopolyposis Pseudostroke Psoas abscess Psoriasis Psoriasis area severity index Psoriasis area severity index increased Psoriatic arthropathy Psychiatric evaluation Psychiatric evaluation abnormal Psychiatric evaluation normal Psychiatric investigation Psychiatric symptom Psychogenic movement disorder Psychogenic seizure Psychological trauma Psychomotor disadaptation syndrome Psychomotor hyperactivity Psychomotor retardation Psychomotor skills impaired Psychopathic personality Psychosomatic disease Psychotic behaviour Psychotic disorder Psychotic symptom Ptosis repair Puberty Pubic pain Pudendal canal syndrome Puerperal pyrexia Pulmonary alveolar haemorrhage Pulmonary arterial hypertension Pulmonary arterial pressure Pulmonary arterial pressure abnormal Pulmonary arterial pressure increased Pulmonary arterial pressure normal Pulmonary arterial wedge pressure Pulmonary arteriopathy Pulmonary artery aneurysm Pulmonary artery atresia Pulmonary artery dilatation Pulmonary artery occlusion Pulmonary artery thrombosis Pulmonary artery wall hypertrophy Pulmonary calcification Pulmonary cavitation Pulmonary congestion Pulmonary contusion Pulmonary embolism Pulmonary endarterectomy Pulmonary eosinophilia Pulmonary fibrosis Pulmonary function challenge test normal Pulmonary function test Pulmonary function test abnormal Pulmonary function test decreased Pulmonary function test normal Pulmonary granuloma Pulmonary haematoma Pulmonary haemorrhage Pulmonary hilar enlargement Pulmonary hilum mass Pulmonary hypertension Pulmonary hypertensive crisis Pulmonary hypoperfusion Pulmonary hypoplasia Pulmonary imaging procedure Pulmonary imaging procedure abnormal Pulmonary imaging procedure normal Pulmonary infarction Pulmonary malformation Pulmonary mass Pulmonary microemboli Pulmonary necrosis Pulmonary oedema Pulmonary pain Pulmonary physical examination Pulmonary physical examination abnormal Pulmonary physical examination normal Pulmonary pneumatocele Pulmonary renal syndrome Pulmonary resection Pulmonary sarcoidosis Pulmonary sensitisation Pulmonary sepsis Pulmonary thrombosis Pulmonary toxicity Pulmonary tuberculosis Pulmonary valve incompetence Pulmonary valve stenosis Pulmonary vascular disorder Pulmonary vascular resistance abnormality Pulmonary vasculitis Pulmonary venous hypertension Pulmonary venous thrombosis Pulpitis dental Pulse abnormal Pulse absent Pulse pressure decreased Pulse pressure increased Pulse pressure normal Pulse volume decreased Pulse waveform Pulse waveform abnormal Pulseless electrical activity Punctate basophilia Punctate keratitis Puncture site bruise Puncture site haematoma Puncture site haemorrhage Puncture site induration Puncture site infection Puncture site oedema Puncture site pain Puncture site pruritus Puncture site reaction Puncture site swelling Pupil dilation procedure Pupil fixed Pupillary deformity Pupillary disorder Pupillary light reflex tests Pupillary light reflex tests abnormal Pupillary light reflex tests normal Pupillary reflex impaired Pupils unequal Purging Purpura Purpura fulminans Purpura neonatal Purpura non-thrombocytopenic Purpura senile Purulence Purulent discharge Purulent pericarditis Pus in stool Pustular psoriasis Pustule Putamen haemorrhage Pyelitis Pyelocaliectasis Pyelonephritis Pyelonephritis acute Pyloric stenosis Pyloromyotomy Pylorospasm Pyoderma Pyoderma gangrenosum Pyoderma streptococcal Pyogenic granuloma Pyogenic sterile arthritis pyoderma gangrenosum and acne syndrome Pyometra Pyomyositis Pyramidal tract syndrome Pyrexia Pyruvate kinase Pyuria Q fever QRS axis QRS axis abnormal QRS axis normal Quadrantanopia Quadriparesis Quadriplegia Quality of life decreased Quantitative sensory testing Quantitative sudomotor axon reflex test Quarantine RUNX1 gene mutation Rabies Radial nerve compression Radial nerve injury Radial nerve palsy Radial pulse Radial pulse abnormal Radial pulse decreased Radial pulse increased Radiation associated pain Radiation injury Radicular pain Radiculitis Radiculitis brachial Radiculitis lumbosacral Radiculopathy Radiculotomy Radioactive iodine therapy Radioallergosorbent test Radioallergosorbent test negative Radioallergosorbent test positive Radiochemotherapy Radioisotope scan Radioisotope scan abnormal Radioisotope scan normal Radiotherapy Radiotherapy to breast Radius fracture Rales Ranula Rapid eye movements sleep abnormal Rash Rash erythematous Rash follicular Rash generalised Rash macular Rash maculo-papular Rash maculovesicular Rash morbilliform Rash neonatal Rash papular Rash papulosquamous Rash pruritic Rash pustular Rash rubelliform Rash scarlatiniform Rash vesicular Rasmussen encephalitis Rathke's cleft cyst Raynaud's phenomenon Reaction to colouring Reaction to drug excipients Reaction to excipient Reaction to food additive Reaction to preservatives Reaction to previous exposure to any vaccine Reactive gastropathy Reactive perforating collagenosis Reactogenicity event Reading disorder Rebound effect Rebound psoriasis Recall phenomenon Recalled product Recalled product administered Rectal abscess Rectal cancer Rectal cancer stage IV Rectal discharge Rectal examination Rectal examination abnormal Rectal examination normal Rectal fissure Rectal haemorrhage Rectal injury Rectal obstruction Rectal prolapse Rectal spasm Rectal tenesmus Rectal tube insertion Rectal ultrasound Recurrent cancer Recurrent subareolar breast abscess Recurring skin boils Red blood cell Heinz bodies present Red blood cell abnormality Red blood cell analysis Red blood cell analysis normal Red blood cell anisocytes present Red blood cell burr cells present Red blood cell count Red blood cell count abnormal Red blood cell count decreased Red blood cell count increased Red blood cell count normal Red blood cell elliptocytes present Red blood cell hypochromic morphology present Red blood cell macrocytes present Red blood cell microcytes Red blood cell microcytes present Red blood cell morphology Red blood cell morphology abnormal Red blood cell morphology normal Red blood cell nucleated morphology Red blood cell nucleated morphology present Red blood cell poikilocytes Red blood cell poikilocytes present Red blood cell scan Red blood cell schistocytes Red blood cell schistocytes present Red blood cell sedimentation rate Red blood cell sedimentation rate abnormal Red blood cell sedimentation rate decreased Red blood cell sedimentation rate increased Red blood cell sedimentation rate normal Red blood cell transfusion Red blood cell vacuolisation Red blood cells CSF positive Red blood cells urine Red blood cells urine negative Red blood cells urine positive Red cell distribution width Red cell distribution width decreased Red cell distribution width increased Red cell distribution width normal Red ear syndrome Reduced bladder capacity Reduced facial expression Reflex test Reflex test abnormal Reflex test normal Reflexes abnormal Reflux gastritis Reflux laryngitis Reflux oesophagitis Refraction disorder Refusal of examination Refusal of treatment by patient Refusal of vaccination Regenerative siderotic hepatic nodule Regressive behaviour Regurgitation Rehabilitation therapy Reiter's syndrome Relapsing fever Relapsing multiple sclerosis Relapsing-remitting multiple sclerosis Removal of foreign body Renal abscess Renal aneurysm Renal aplasia Renal arteriosclerosis Renal artery arteriosclerosis Renal artery dissection Renal artery occlusion Renal artery stenosis Renal artery stent placement Renal artery thrombosis Renal atrophy Renal cancer Renal cancer metastatic Renal cancer recurrent Renal cell carcinoma Renal colic Renal cyst Renal cyst ruptured Renal disorder Renal embolism Renal exploration Renal failure Renal failure acute Renal failure chronic Renal function test Renal function test abnormal Renal function test normal Renal fusion anomaly Renal haemorrhage Renal hamartoma Renal hypertension Renal impairment Renal infarct Renal injury Renal interstitial fibrosis Renal ischaemia Renal mass Renal necrosis Renal neoplasm Renal pain Renal replacement therapy Renal salt-wasting syndrome Renal scan Renal scan abnormal Renal stone removal Renal transplant Renal transplant failure Renal tubular acidosis Renal tubular atrophy Renal tubular disorder Renal tubular injury Renal tubular necrosis Renal tumour excision Renal vascular thrombosis Renal vasculitis Renal vein occlusion Renal vein thrombosis Renin Renin increased Renin normal Renovascular hypertension Reocclusion Reperfusion arrhythmia Reperfusion injury Repetitive speech Repetitive strain injury Reproductive tract disorder Resorption bone increased Respiration abnormal Respiratory acidosis Respiratory alkalosis Respiratory arrest Respiratory depression Respiratory depth decreased Respiratory disorder Respiratory disorder neonatal Respiratory distress Respiratory failure Respiratory fatigue Respiratory muscle weakness Respiratory paralysis Respiratory pathogen panel Respiratory rate Respiratory rate decreased Respiratory rate increased Respiratory sinus arrhythmia magnitude abnormal Respiratory symptom Respiratory syncytial virus bronchiolitis Respiratory syncytial virus bronchitis Respiratory syncytial virus infection Respiratory syncytial virus test Respiratory syncytial virus test negative Respiratory syncytial virus test positive Respiratory therapy Respiratory tract chlamydial infection Respiratory tract congestion Respiratory tract haemorrhage Respiratory tract infection Respiratory tract infection bacterial Respiratory tract infection viral Respiratory tract inflammation Respiratory tract irritation Respiratory tract malformation Respiratory tract oedema Respiratory viral panel Respirovirus test Respirovirus test positive Resting tremor Restless arm syndrome Restless legs syndrome Restlessness Restrictive cardiomyopathy Restrictive pulmonary disease Resuscitation Retained placenta operation Retained placenta or membranes Retained products of conception Retching Retention cyst Reticular cell count Reticulocyte count Reticulocyte count abnormal Reticulocyte count decreased Reticulocyte count increased Reticulocyte count normal Reticulocyte haemoglobin equivalent Reticulocyte percentage Reticulocyte percentage increased Reticulocyte percentage normal Reticulocytopenia Reticulocytosis Reticuloendothelial system stimulated Retinal aneurysm Retinal artery embolism Retinal artery occlusion Retinal artery stenosis Retinal artery thrombosis Retinal cyst Retinal degeneration Retinal depigmentation Retinal deposits Retinal detachment Retinal disorder Retinal dystrophy Retinal exudates Retinal fibrosis Retinal fovea disorder Retinal function test abnormal Retinal function test normal Retinal haemorrhage Retinal infarction Retinal injury Retinal ischaemia Retinal microangiopathy Retinal migraine Retinal oedema Retinal operation Retinal pigment epitheliopathy Retinal scar Retinal tear Retinal vascular disorder Retinal vascular occlusion Retinal vascular thrombosis Retinal vasculitis Retinal vein occlusion Retinal vein thrombosis Retinal white dots syndrome Retinitis Retinitis viral Retinogram Retinogram abnormal Retinogram normal Retinol binding protein Retinopathy Retinopathy hypertensive Retinopexy Retinoschisis Retirement Retracted nipple Retrograde amnesia Retroperitoneal abscess Retroperitoneal fibrosis Retroperitoneal haematoma Retroperitoneal haemorrhage Retroperitoneal lymphadenopathy Retroperitoneal mass Retroperitoneal neoplasm metastatic Retroplacental haematoma Retroviral infection Rett's disorder Revascularisation procedure Reversed hot-cold sensation Reversible airways obstruction Reversible cerebral vasoconstriction syndrome Reversible ischaemic neurological deficit Reversible splenial lesion syndrome Reynold's syndrome Rhabdoid tumour Rhabdomyolysis Rhabdomyoma Rhabdomyosarcoma Rhegmatogenous retinal detachment Rhesus antibodies Rhesus antibodies negative Rhesus antibodies positive Rhesus antigen Rhesus antigen negative Rhesus antigen positive Rheumatic disorder Rheumatic fever Rheumatic heart disease Rheumatoid arthritis Rheumatoid arthritis-associated interstitial lung disease Rheumatoid factor Rheumatoid factor decreased Rheumatoid factor increased Rheumatoid factor negative Rheumatoid factor positive Rheumatoid factor quantitative Rheumatoid nodule Rheumatoid vasculitis Rheumatological examination Rhinalgia Rhinitis Rhinitis allergic Rhinoplasty Rhinorrhoea Rhinoscleroma Rhinoscopy Rhinovirus infection Rhonchi Rib deformity Rib fracture Richter's syndrome Rickettsia antibody Rickettsiosis Right atrial dilatation Right atrial enlargement Right hemisphere deficit syndrome Right ventricular diastolic collapse Right ventricular dilatation Right ventricular dysfunction Right ventricular ejection fraction decreased Right ventricular enlargement Right ventricular failure Right ventricular hypertrophy Right ventricular systolic pressure Right ventricular systolic pressure increased Rinne tuning fork test Rinne tuning fork test abnormal Risus sardonicus Road traffic accident Robust take following exposure to vaccinia virus Rocky mountain spotted fever Romberg test Romberg test positive Root canal infection Rosacea Rosai-Dorfman syndrome Roseola Roseolovirus test Roseolovirus test positive Rotator cuff repair Rotator cuff syndrome Rotator cuff tear arthropathy Rotavirus infection Rotavirus test Rotavirus test negative Rotavirus test positive Roux loop conversion Rubber sensitivity Rubella Rubella antibody negative Rubella antibody positive Rubella antibody test Rubella immunity confirmed Rubivirus test positive Rubulavirus test positive Ruptured cerebral aneurysm Ruptured ectopic pregnancy Russell's viper venom time Russell's viper venom time abnormal Russell's viper venom time normal SAPHO syndrome SARS-CoV-1 test SARS-CoV-1 test negative SARS-CoV-1 test positive SARS-CoV-2 RNA SARS-CoV-2 RNA increased SARS-CoV-2 RNA undetectable SARS-CoV-2 antibody test SARS-CoV-2 antibody test negative SARS-CoV-2 antibody test positive SARS-CoV-2 sepsis SARS-CoV-2 test SARS-CoV-2 test false negative SARS-CoV-2 test false positive SARS-CoV-2 test negative SARS-CoV-2 test positive SLE arthritis Saccadic eye movement Sacral pain Sacroiliac fracture Sacroiliac joint dysfunction Sacroiliitis Saline infusion sonogram Saliva altered Saliva analysis Saliva analysis abnormal Saliva discolouration Salivary duct inflammation Salivary gland adenoma Salivary gland calculus Salivary gland cancer Salivary gland cancer stage III Salivary gland disorder Salivary gland enlargement Salivary gland mass Salivary gland mucocoele Salivary gland neoplasm Salivary gland operation Salivary gland pain Salivary hypersecretion Salmonella bacteraemia Salmonella sepsis Salmonella test Salmonella test negative Salmonella test positive Salmonellosis Salpingectomy Salpingitis Salpingo-oophorectomy bilateral Salpingo-oophoritis Salt craving Salt intoxication Sandifer's syndrome Sarcoid-like reaction Sarcoidosis Sarcoma Sarcoma of skin Sarcopenia Satoyoshi syndrome Scab Scalloped tongue Scan Scan abdomen abnormal Scan abnormal Scan adrenal gland Scan bone marrow Scan bone marrow normal Scan brain Scan lymph nodes Scan myocardial perfusion Scan myocardial perfusion abnormal Scan myocardial perfusion normal Scan normal Scan parathyroid Scan spleen Scan thyroid gland Scan with contrast Scan with contrast abnormal Scan with contrast normal Scapula fracture Scar Scar excision Scar inflammation Scar pain Scarlet fever Scedosporium infection Schamberg's disease Schellong test Schirmer's test Schirmer's test abnormal Schistocytosis Schistosoma test Schizoaffective disorder Schizoaffective disorder bipolar type Schizophrenia Schizotypal personality disorder School refusal Schwannoma Sciatic nerve injury Sciatic nerve neuropathy Sciatic nerve palsy Sciatica Scintigraphy Scintillating scotoma Scleral discolouration Scleral disorder Scleral haemorrhage Scleral hyperaemia Scleral oedema Scleritis Sclerodactylia Scleroderma Scleroderma associated digital ulcer Scleroedema Sclerotherapy Sclerotylosis Scoliosis Scotoma Scratch Screaming Scrotal abscess Scrotal cellulitis Scrotal dermatitis Scrotal discomfort Scrotal disorder Scrotal erythema Scrotal exfoliation Scrotal exploration Scrotal haematoma Scrotal haemorrhage Scrotal infection Scrotal mass Scrotal oedema Scrotal pain Scrotal swelling Scrotal ulcer Scrub typhus Seasonal affective disorder Seasonal allergy Sebaceous hyperplasia Seborrhoea Seborrhoeic dermatitis Seborrhoeic keratosis Second primary malignancy Secondary cerebellar degeneration Secondary hypertension Secondary hypothyroidism Secondary immunodeficiency Secondary syphilis Secondary transmission Secretion discharge Sedation Sedation complication Sedative therapy Segmental diverticular colitis Segmented hyalinising vasculitis Seizure Seizure anoxic Seizure cluster Seizure like phenomena Selective IgA immunodeficiency Selective IgG subclass deficiency Selective eating disorder Selective mutism Selenium deficiency Self esteem decreased Self injurious behaviour Self-consciousness Self-induced vomiting Self-injurious ideation Self-medication Semen analysis Semen analysis abnormal Semen volume decreased Senile dementia Sensation of blood flow Sensation of foreign body Sensation of heaviness Sensation of pressure Sense of a foreshortened future Sense of oppression Sensitisation Sensitive skin Sensitivity of teeth Sensitivity to weather change Sensorimotor disorder Sensory disturbance Sensory integrative dysfunction Sensory level Sensory level abnormal Sensory loss Sensory neuropathy hereditary Sensory overload Sensory processing disorder Separation anxiety disorder Sepsis Sepsis neonatal Sepsis syndrome Septic arthritis staphylococcal Septic arthritis streptococcal Septic embolus Septic encephalopathy Septic pulmonary embolism Septic rash Septic screen Septic shock Septum pellucidum agenesis Seroconversion test Seroconversion test negative Seroconversion test positive Serology abnormal Serology negative Serology normal Serology positive Serology test Seroma Seroma drainage Seronegative arthritis Serositis Serotonin syndrome Serous retinal detachment Serous retinopathy Serratia bacteraemia Serratia infection Serratia test positive Serum amyloid A protein Serum amyloid A protein increased Serum ferritin Serum ferritin abnormal Serum ferritin decreased Serum ferritin increased Serum ferritin normal Serum pristanic acid increased Serum sickness Serum sickness-like reaction Severe acute respiratory syndrome Severe cutaneous adverse reaction Severe invasive streptococcal infection Severe mental retardation Severe myoclonic epilepsy of infancy Sexual abstinence Sexual dysfunction Sexual transmission of infection Sexually active Sexually inappropriate behaviour Sexually transmitted disease Sexually transmitted disease test Shift to the left Shigella infection Shigella test positive Shock Shock haemorrhagic Shock hypoglycaemic Shock symptom Short-bowel syndrome Shortened cervix Shoulder arthroplasty Shoulder deformity Shoulder dystocia Shoulder injury related to vaccine administration Shoulder operation Shoulder pain Shunt blood flow excessive Shunt occlusion Sialoadenitis Sicca syndrome Sick building syndrome Sick leave Sick relative Sick sinus syndrome Sickle cell anaemia Sickle cell anaemia with crisis Sickle cell disease Sickle cell trait Sight disability Sigmoid sinus thrombosis Sigmoid-shaped ventricular septum Sigmoidectomy Sigmoidoscopy Sigmoidoscopy abnormal Silent myocardial infarction Silent thyroiditis Silicosis Similar reaction on previous exposure to drug Simple partial seizures Simplex virus test positive Single component of a two-component product administered Single functional kidney Single photon emission computerised tomogram Single photon emission computerised tomogram abnormal Single photon emission computerised tomogram normal Single umbilical artery Sinoatrial block Sinonasal obstruction Sinoscopy Sinuplasty Sinus arrest Sinus arrhythmia Sinus bradycardia Sinus congestion Sinus disorder Sinus headache Sinus node dysfunction Sinus operation Sinus pain Sinus polyp Sinus rhythm Sinus tachycardia Sinusitis Sinusitis bacterial Sinusitis fungal Sitophobia Sitting disability Sjogren's syndrome Skeletal injury Skeletal muscle enzymes Skeletal survey Skeletal survey normal Skin abrasion Skin atrophy Skin bacterial infection Skin burning sensation Skin cancer Skin candida Skin culture Skin culture positive Skin cyst excision Skin depigmentation Skin discharge Skin discolouration Skin discomfort Skin disorder Skin dystrophy Skin erosion Skin exfoliation Skin fissures Skin flap necrosis Skin fragility Skin graft Skin haemorrhage Skin hyperpigmentation Skin hypertrophy Skin hypopigmentation Skin implant Skin indentation Skin induration Skin infection Skin injury Skin irritation Skin laceration Skin laxity Skin lesion Skin lesion excision Skin lesion inflammation Skin lesion removal Skin maceration Skin mass Skin necrosis Skin neoplasm excision Skin nodule Skin odour abnormal Skin oedema Skin operation Skin papilloma Skin plaque Skin reaction Skin sensitisation Skin striae Skin swelling Skin temperature Skin test Skin test negative Skin test positive Skin texture abnormal Skin tightness Skin turgor decreased Skin ulcer Skin ulcer excision Skin ulcer haemorrhage Skin warm Skin weeping Skin wound Skin wrinkling Skull X-ray Skull X-ray abnormal Skull X-ray normal Skull fracture Skull fractured base Skull malformation Sleep apnoea syndrome Sleep attacks Sleep deficit Sleep disorder Sleep disorder due to a general medical condition Sleep disorder due to general medical condition, insomnia type Sleep inertia Sleep paralysis Sleep phase rhythm disturbance Sleep study Sleep study abnormal Sleep study normal Sleep talking Sleep terror Sleep walking Slipping rib syndrome Slit-lamp examination Slit-lamp tests abnormal Slit-lamp tests normal Slow response to stimuli Slow speech Slow virus infection Sluggishness Small airways disease Small cell carcinoma Small cell lung cancer Small cell lung cancer stage unspecified Small fibre neuropathy Small for dates baby Small intestinal haemorrhage Small intestinal intussusception reduction Small intestinal obstruction Small intestinal obstruction reduction Small intestinal resection Small intestinal ulcer haemorrhage Small intestine adenocarcinoma Small intestine carcinoma Small intestine gangrene Small intestine polyp Smallpox Smear buccal Smear buccal abnormal Smear cervix Smear cervix abnormal Smear cervix normal Smear site unspecified abnormal Smear site unspecified normal Smear test Smear vagina Smear vaginal normal Smoke sensitivity Smooth muscle antibody Smooth muscle antibody negative Smooth muscle antibody positive Snake bite Sneezing Snoring Social alcohol drinker Social anxiety disorder Social avoidant behaviour Social fear Social phobia Social problem Soft tissue atrophy Soft tissue disorder Soft tissue haemorrhage Soft tissue infection Soft tissue inflammation Soft tissue injury Soft tissue mass Soft tissue necrosis Soft tissue neoplasm Soft tissue sarcoma Soft tissue swelling Solar dermatitis Solar lentigo Solar urticaria Soliloquy Soluble fibrin monomer complex Somatic dysfunction Somatic symptom disorder Somatic symptom disorder of pregnancy Somatisation disorder Somatoform disorder Somatosensory evoked potentials Somatosensory evoked potentials abnormal Somnambulism Somnolence Sopor Spasmodic dysphonia Spastic paralysis Spastic paraplegia Special senses congenital anomaly Specialist consultation Specific gravity body fluid Specific gravity urine Specific gravity urine abnormal Specific gravity urine decreased Specific gravity urine increased Specific gravity urine normal Speech disorder Speech disorder developmental Speech rehabilitation Speech sound disorder Sperm analysis Sperm analysis abnormal Sperm concentration Sperm concentration decreased Spermatozoa abnormal Spherocytic anaemia Sphincter of Oddi dysfunction Spider naevus Spider vein Spina bifida Spinal X-ray Spinal X-ray abnormal Spinal X-ray normal Spinal artery embolism Spinal claudication Spinal column injury Spinal column stenosis Spinal compression fracture Spinal cord abscess Spinal cord compression Spinal cord disorder Spinal cord haemorrhage Spinal cord infarction Spinal cord infection Spinal cord injury Spinal cord injury cervical Spinal cord injury lumbar Spinal cord injury thoracic Spinal cord ischaemia Spinal cord neoplasm Spinal cord oedema Spinal cord operation Spinal decompression Spinal deformity Spinal disorder Spinal epidural haematoma Spinal flattening Spinal fracture Spinal fusion acquired Spinal fusion surgery Spinal instability Spinal laminectomy Spinal manipulation Spinal meningeal cyst Spinal muscular atrophy Spinal myelogram Spinal myelogram abnormal Spinal myelogram normal Spinal nerve stimulator implantation Spinal operation Spinal osteoarthritis Spinal pain Spinal retrolisthesis Spinal stenosis Spinal stroke Spinal support Spinal vascular disorder Spindle cell sarcoma Spine malformation Spirochaetal infection Spirometry Spirometry abnormal Spirometry normal Spleen congestion Spleen disorder Spleen palpable Spleen scan normal Splenectomy Splenic artery aneurysm Splenic artery embolisation Splenic artery thrombosis Splenic calcification Splenic cyst Splenic granuloma Splenic haematoma Splenic haemorrhage Splenic infarction Splenic injury Splenic lesion Splenic rupture Splenic thrombosis Splenic varices Splenic varices haemorrhage Splenic vein occlusion Splenic vein thrombosis Splenomegaly Splenosis Splint application Splinter Splinter haemorrhages Spondylitis Spondyloarthropathy Spondylolisthesis Spondylolysis Spontaneous bacterial peritonitis Spontaneous haematoma Spontaneous haemorrhage Spontaneous heparin-induced thrombocytopenia syndrome Spontaneous hyphaema Spontaneous penile erection Spontaneous rupture of membranes Sporotrichosis Sports injury Sputum abnormal Sputum culture Sputum culture positive Sputum decreased Sputum discoloured Sputum increased Sputum normal Sputum purulent Sputum retention Sputum test Squamous cell carcinoma Squamous cell carcinoma of head and neck Squamous cell carcinoma of lung Squamous cell carcinoma of skin Squamous cell carcinoma of the cervix Squamous cell carcinoma of the oral cavity Stab wound Staphylococcal abscess Staphylococcal bacteraemia Staphylococcal identification test positive Staphylococcal infection Staphylococcal scalded skin syndrome Staphylococcal sepsis Staphylococcal skin infection Staphylococcal toxaemia Staphylococcus test Staphylococcus test negative Staphylococcus test positive Staring Starvation Stasis dermatitis Stasis syndrome Status asthmaticus Status epilepticus Status migrainosus Steatohepatitis Steatorrhoea Stem cell therapy Stem cell transplant Stenosis Stent placement Stent removal Stent-graft endoleak Stereotactic electroencephalography Stereotypy Sterile pyuria Sternal fracture Sternal injury Sternitis Sternotomy Steroid activity Steroid dependence Steroid diabetes Steroid therapy Stertor Stevens-Johnson syndrome Sticky skin Stiff leg syndrome Stiff person syndrome Stiff tongue Still's disease Still's disease adult onset Stillbirth Stoma closure Stoma obstruction Stoma site discharge Stoma site extravasation Stoma site haemorrhage Stoma site hypergranulation Stoma site inflammation Stoma site pain Stomach discomfort Stomach mass Stomach scan Stomal hernia Stomatitis Stomatitis haemorrhagic Stomatocytes present Stool analysis Stool analysis abnormal Stool analysis normal Stool heavy metal positive Stool pH decreased Strabismus Strangulated hernia Strangury Strawberry tongue Streptobacillus infection Streptococcal abscess Streptococcal bacteraemia Streptococcal endocarditis Streptococcal identification test Streptococcal identification test negative Streptococcal identification test positive Streptococcal infection Streptococcal sepsis Streptococcal serology negative Streptococcal urinary tract infection Streptococcus test Streptococcus test negative Streptococcus test positive Stress Stress at work Stress cardiomyopathy Stress echocardiogram Stress echocardiogram abnormal Stress echocardiogram normal Stress fracture Stress management Stress urinary incontinence Stridor Stroke in evolution Stroke volume Stroke volume decreased Stroke volume normal Stupor Subacute cutaneous lupus erythematosus Subacute inflammatory demyelinating polyneuropathy Subacute sclerosing panencephalitis Subarachnoid haematoma Subarachnoid haemorrhage Subcapsular hepatic haematoma Subcapsular renal haematoma Subcapsular splenic haematoma Subchorionic haematoma Subchorionic haemorrhage Subclavian artery occlusion Subclavian artery thrombosis Subclavian vein occlusion Subclavian vein thrombosis Subcorneal pustular dermatosis Subcutaneous abscess Subcutaneous biopsy abnormal Subcutaneous emphysema Subcutaneous haematoma Subcutaneous nodule Subdural effusion Subdural empyema Subdural haematoma Subdural haematoma evacuation Subdural haemorrhage Subdural hygroma Subgaleal haemorrhage Subglottic laryngitis Subileus Submaxillary gland enlargement Subperiosteal abscess Subretinal fluid Subretinal haematoma Substance abuse Substance use Subvalvular aortic stenosis Suck-swallow breathing coordination disturbance Sucrose intolerance Sudden cardiac death Sudden death Sudden hearing loss Sudden infant death syndrome Sudden onset of sleep Sudden visual loss Suffocation feeling Suggestibility Suicidal ideation Suicide attempt Suicide threat Sulphur dioxide test Sunburn Superficial inflammatory dermatosis Superficial injury of eye Superficial spreading melanoma stage unspecified Superficial vein prominence Superficial vein thrombosis Superinfection Superinfection bacterial Superior sagittal sinus thrombosis Superior vena cava syndrome Supernumerary rib Supine position Supportive care Suppressed lactation Supraclavicular fossa pain Suprapubic pain Supravalvular aortic stenosis Supraventricular extrasystoles Supraventricular tachyarrhythmia Supraventricular tachycardia Surfactant protein Surgery Surgical fixation of rib fracture Surgical procedure repeated Surgical stapling Susac's syndrome Suspected COVID-19 Suspected counterfeit product Suspected product contamination Suspected product quality issue Suspected transmission of an infectious agent via product Suspiciousness Suture insertion Suture related complication Suture removal Suture rupture Swallow study Swallow study abnormal Swan ganz catheter placement Sweat discolouration Sweat gland disorder Sweat gland infection Sweat test Sweat test normal Sweating fever Swelling Swelling face Swelling of eyelid Swine influenza Swollen joint count Swollen joint count increased Swollen tear duct Swollen tongue Symmetrical drug-related intertriginous and flexural exanthema Sympathetic nerve injury Sympathetic ophthalmia Sympathicotonia Symphysiolysis Symptom recurrence Syncope Syncope vasovagal Syndactyly Synkinesis Synostosis Synovial biopsy abnormal Synovial cyst Synovial fluid analysis Synovial fluid analysis abnormal Synovial fluid analysis normal Synovial fluid crystal Synovial fluid crystal present Synovial fluid red blood cells positive Synovial fluid white blood cells Synovial fluid white blood cells positive Synovial rupture Synoviorthesis Synovitis Syphilis Syphilis test Syphilis test false positive Syphilis test negative Syphilis test positive Syringe issue Syringomyelia Systemic bacterial infection Systemic bartonellosis Systemic candida Systemic immune activation Systemic infection Systemic inflammatory response syndrome Systemic lupus erythematosus Systemic lupus erythematosus rash Systemic mastocytosis Systemic scleroderma Systemic sclerosis Systemic viral infection Systolic dysfunction Systolic hypertension T-cell lymphoma T-cell prolymphocytic leukaemia T-cell receptor gene rearrangement test T-cell type acute leukaemia T-lymphocyte count T-lymphocyte count abnormal T-lymphocyte count decreased T-lymphocyte count increased T-lymphocyte count normal TORCH infection Tachyarrhythmia Tachycardia Tachycardia foetal Tachycardia induced cardiomyopathy Tachycardia paroxysmal Tachyphrenia Tachypnoea Taeniasis Takayasu's arteritis Talipes Tandem gait test Tandem gait test abnormal Tandem gait test normal Tangentiality Tanning Tardive dyskinesia Target skin lesion Tarsal tunnel syndrome Tartrate-resistant acid phosphatase increased Taste disorder Tattoo Tearfulness Teeth brittle Teething Telangiectasia Telemedicine Temperature difference of extremities Temperature intolerance Temperature perception test abnormal Temperature perception test increased Temperature regulation disorder Temporal arteritis Temporal lobe epilepsy Temporary mechanical circulatory support Temporomandibular joint syndrome Tender joint count Tenderness Tendinous contracture Tendon calcification Tendon discomfort Tendon disorder Tendon injury Tendon laxity Tendon pain Tendon rupture Tendon sheath disorder Tendon sheath effusion Tendonitis Tenodesis Tenoplasty Tenosynovitis Tenosynovitis stenosans Tenotomy Tensilon test Tensilon test abnormal Tension Tension headache Teratogenicity Term baby Term birth Terminal ileitis Terminal insomnia Terminal state Tertiary syphilis Tessellated fundus Testes exploration Testicular atrophy Testicular cyst Testicular disorder Testicular haemorrhage Testicular injury Testicular mass Testicular oedema Testicular operation Testicular pain Testicular scan abnormal Testicular swelling Testicular torsion Testis cancer Tetanus Tetany Thalamic infarction Thalamus haemorrhage Thalassaemia Thalassaemia alpha Thalassaemia minor Thecal sac compression Therapeutic aspiration Therapeutic embolisation Therapeutic hypothermia Therapeutic procedure Therapeutic product cross-reactivity Therapeutic product effect decreased Therapeutic product effect delayed Therapeutic product effect incomplete Therapeutic product effect increased Therapeutic product effective for unapproved indication Therapeutic product ineffective Therapeutic reaction time decreased Therapeutic response changed Therapeutic response decreased Therapeutic response delayed Therapeutic response increased Therapeutic response shortened Therapeutic response unexpected Therapy cessation Therapy change Therapy interrupted Therapy non-responder Therapy partial responder Thermal burn Thermal burns of eye Thermoanaesthesia Thermogram Thermogram abnormal Thermohypoaesthesia Thermometry Thinking abnormal Thirst Thirst decreased Thoracic cavity drainage Thoracic cavity drainage test Thoracic operation Thoracic outlet surgery Thoracic outlet syndrome Thoracic spinal stenosis Thoracic vertebral fracture Thoracotomy Thought blocking Threat of redundancy Threatened labour Throat cancer Throat clearing Throat irritation Throat lesion Throat tightness Thrombectomy Thrombin time Thrombin time abnormal Thrombin time normal Thrombin time prolonged Thromboangiitis obliterans Thrombocythaemia Thrombocytopenia Thrombocytopenia neonatal Thrombocytopenic purpura Thrombocytosis Thromboelastogram Thromboembolectomy Thrombolysis Thrombophlebitis Thrombophlebitis septic Thrombophlebitis superficial Thrombosed varicose vein Thrombosis Thrombosis corpora cavernosa Thrombosis in device Thrombosis mesenteric vessel Thrombosis prophylaxis Thrombosis with thrombocytopenia syndrome Thrombotic cerebral infarction Thrombotic microangiopathy Thrombotic stroke Thrombotic thrombocytopenic purpura Thumb sucking Thunderclap headache Thymectomy Thymoma Thymoma benign Thymoma malignant Thymus disorder Thymus enlargement Thyroglobulin Thyroglobulin absent Thyroglobulin increased Thyroglossal cyst Thyroid atrophy Thyroid calcification Thyroid cancer Thyroid cancer recurrent Thyroid cancer stage IV Thyroid cyst Thyroid disorder Thyroid function test Thyroid function test abnormal Thyroid function test normal Thyroid gland cancer Thyroid gland scan abnormal Thyroid gland scan normal Thyroid hormone replacement therapy Thyroid hormones decreased Thyroid hormones increased Thyroid hormones test Thyroid mass Thyroid neoplasm Thyroid pain Thyroid releasing hormone challenge test Thyroid stimulating immunoglobulin Thyroid stimulating immunoglobulin increased Thyroidectomy Thyroiditis Thyroiditis acute Thyroiditis subacute Thyrotoxic crisis Thyroxin binding globulin Thyroxine Thyroxine abnormal Thyroxine decreased Thyroxine free Thyroxine free decreased Thyroxine free increased Thyroxine free normal Thyroxine increased Thyroxine normal Tibia fracture Tic Tidal volume abnormal Tidal volume decreased Tilt table test Tilt table test normal Tilt table test positive Time perception altered Tinea capitis Tinea cruris Tinea infection Tinea pedis Tinea versicolour Tinel's sign Tinetti test Tinnitus Tissue discolouration Tissue infiltration Tissue injury Tissue irritation Tissue polypeptide antigen Tobacco abuse Tobacco user Tocolysis Toe amputation Toe walking Tolosa-Hunt syndrome Tongue abscess Tongue atrophy Tongue biting Tongue black hairy Tongue blistering Tongue coated Tongue cyst Tongue discolouration Tongue discomfort Tongue disorder Tongue dry Tongue eruption Tongue erythema Tongue exfoliation Tongue geographic Tongue haematoma Tongue haemorrhage Tongue induration Tongue injury Tongue movement disturbance Tongue oedema Tongue operation Tongue paralysis Tongue pigmentation Tongue pruritus Tongue rough Tongue spasm Tongue thrust Tongue tie operation Tongue ulceration Tonic clonic movements Tonic convulsion Tonic posturing Tonsil cancer Tonsil cancer metastatic Tonsillar atrophy Tonsillar cyst Tonsillar disorder Tonsillar erythema Tonsillar exudate Tonsillar haemorrhage Tonsillar hypertrophy Tonsillar inflammation Tonsillar ulcer Tonsillectomy Tonsillitis Tonsillitis bacterial Tonsillitis streptococcal Tonsillolith Tooth abscess Tooth avulsion Tooth deposit Tooth discolouration Tooth disorder Tooth erosion Tooth extraction Tooth fracture Tooth hypoplasia Tooth impacted Tooth infection Tooth injury Tooth loss Tooth malformation Tooth resorption Tooth restoration Tooth socket haemorrhage Toothache Topography corneal Torsade de pointes Torticollis Total bile acids Total bile acids increased Total cholesterol/HDL ratio Total cholesterol/HDL ratio decreased Total cholesterol/HDL ratio normal Total complement activity decreased Total complement activity increased Total complement activity test Total fluid output Total lung capacity Total lung capacity decreased Tourette's disorder Toxic cardiomyopathy Toxic encephalopathy Toxic epidermal necrolysis Toxic goitre Toxic neuropathy Toxic nodular goitre Toxic shock syndrome Toxic skin eruption Toxicity to various agents Toxicologic test Toxicologic test abnormal Toxicologic test normal Toxocariasis Toxoplasma serology Toxoplasma serology negative Toxoplasma serology positive Toxoplasmosis Tracheal aspirate culture Tracheal aspiration procedure Tracheal compression Tracheal deviation Tracheal dilatation Tracheal dilation procedure Tracheal disorder Tracheal haemorrhage Tracheal inflammation Tracheal neoplasm Tracheal obstruction Tracheal oedema Tracheal pain Tracheal stenosis Tracheitis Tracheitis obstructive Tracheobronchitis Tracheomalacia Tracheoscopy Tracheostomy Traction Tractional retinal detachment Trance Transaminases Transaminases decreased Transaminases increased Transcatheter aortic valve implantation Transcranial electrical motor evoked potential monitoring Transcranial magnetic stimulation Transcription medication error Transcutaneous pacing Transfer factor reduced Transferrin Transferrin decreased Transferrin increased Transferrin normal Transferrin saturation Transferrin saturation abnormal Transferrin saturation decreased Transferrin saturation increased Transfusion Transient acantholytic dermatosis Transient aphasia Transient elastography Transient global amnesia Transient hypogammaglobulinaemia of infancy Transient ischaemic attack Transient lingual papillitis Transient tachypnoea of the newborn Transitional cell carcinoma Transitional cell carcinoma metastatic Transmission of an infectious agent via a medicinal product Transmission of an infectious agent via product Transmission of an infectious agent via transplant Transplant Transplant dysfunction Transplant evaluation Transplant failure Transplant rejection Transposition of the great vessels Transurethral bladder resection Transurethral prostatectomy Transvalvular pressure gradient Transvalvular pressure gradient abnormal Transverse sinus thrombosis Traumatic brain injury Traumatic fracture Traumatic haematoma Traumatic haemorrhage Traumatic haemothorax Traumatic heart injury Traumatic intracranial haemorrhage Traumatic liver injury Traumatic lumbar puncture Traumatic lung injury Traumatic shock Treatment failure Treatment noncompliance Trematode infection Tremor Trendelenburg position Trendelenburg's symptom Treponema test Treponema test false positive Treponema test negative Treponema test positive Tri-iodothyronine Tri-iodothyronine decreased Tri-iodothyronine free Tri-iodothyronine free abnormal Tri-iodothyronine free decreased Tri-iodothyronine free increased Tri-iodothyronine free normal Tri-iodothyronine increased Tri-iodothyronine normal Trichiasis Trichiniasis Trichodynia Trichoglossia Trichomoniasis Trichorrhexis Trichotillomania Tricuspid valve disease Tricuspid valve incompetence Tricuspid valve prolapse Tricuspid valve replacement Tricuspid valve stenosis Trifascicular block Trigeminal nerve disorder Trigeminal nerve paresis Trigeminal neuralgia Trigeminal neuritis Trigeminal palsy Trigger finger Triple negative breast cancer Triple positive breast cancer Trismus Trisomy 15 Trisomy 18 Trisomy 21 Trisomy 8 Troponin Troponin C Troponin I Troponin I abnormal Troponin I decreased Troponin I increased Troponin I normal Troponin T Troponin T increased Troponin T normal Troponin abnormal Troponin decreased Troponin increased Troponin normal Trousseau's sign Truncus arteriosus persistent Trunk injury Tryptase Tryptase decreased Tryptase increased Tuberculin test Tuberculin test false positive Tuberculin test negative Tuberculin test positive Tuberculosis Tuberculosis skin test positive Tuberculous pleurisy Tuberous sclerosis Tubo-ovarian abscess Tubulointerstitial nephritis Tubulointerstitial nephritis and uveitis syndrome Tularaemia Tumefactive multiple sclerosis Tumour excision Tumour haemorrhage Tumour lysis syndrome Tumour marker abnormal Tumour marker increased Tumour marker test Tumour necrosis Tumour rupture Tumour thrombosis Tunnel vision Turbinectomy Turner's syndrome Twin pregnancy Tympanic membrane disorder Tympanic membrane hyperaemia Tympanic membrane perforation Tympanometry Tympanometry abnormal Tympanometry normal Tympanoplasty Tympanoscopy Type 1 diabetes mellitus Type 2 diabetes mellitus Type 2 lepra reaction Type I hypersensitivity Type III immune complex mediated reaction Type IIa hyperlipidaemia Type IV hypersensitivity reaction Type V hyperlipidaemia Typhoid fever Typhus Typhus rickettsia test Typical aura without headache UV light therapy Ubiquinone Uhthoff's phenomenon Ulcer Ulcer haemorrhage Ulcerative duodenitis Ulcerative gastritis Ulcerative keratitis Ulna fracture Ulnar nerve injury Ulnar nerve palsy Ulnar neuritis Ultrasonic angiogram Ultrasonic angiogram normal Ultrasound Doppler Ultrasound Doppler abnormal Ultrasound Doppler normal Ultrasound abdomen Ultrasound abdomen abnormal Ultrasound abdomen normal Ultrasound antenatal screen Ultrasound antenatal screen abnormal Ultrasound antenatal screen normal Ultrasound biliary tract Ultrasound biliary tract abnormal Ultrasound biliary tract normal Ultrasound bladder Ultrasound bladder abnormal Ultrasound bladder normal Ultrasound breast Ultrasound breast abnormal Ultrasound breast normal Ultrasound chest Ultrasound eye Ultrasound eye abnormal Ultrasound eye normal Ultrasound foetal Ultrasound foetal abnormal Ultrasound head Ultrasound head abnormal Ultrasound head normal Ultrasound joint Ultrasound kidney Ultrasound kidney abnormal Ultrasound kidney normal Ultrasound liver Ultrasound liver abnormal Ultrasound liver normal Ultrasound lymph nodes Ultrasound ovary Ultrasound ovary abnormal Ultrasound pancreas Ultrasound pancreas abnormal Ultrasound pancreas normal Ultrasound pelvis Ultrasound pelvis abnormal Ultrasound pelvis normal Ultrasound penis Ultrasound prostate Ultrasound scan Ultrasound scan abnormal Ultrasound scan normal Ultrasound scan vagina Ultrasound scan vagina abnormal Ultrasound scan vagina normal Ultrasound skull Ultrasound skull abnormal Ultrasound skull normal Ultrasound spleen Ultrasound testes Ultrasound testes abnormal Ultrasound testes normal Ultrasound therapy Ultrasound thyroid Ultrasound thyroid abnormal Ultrasound thyroid normal Ultrasound urinary system Ultrasound uterus Ultrasound uterus abnormal Ultrasound uterus normal Umbilical cord abnormality Umbilical cord prolapse Umbilical haematoma Umbilical haemorrhage Umbilical hernia Underdose Undersensing Underweight Undifferentiated connective tissue disease Undifferentiated spondyloarthritis Unemployment Unequal limb length Unevaluable event Unevaluable investigation Unhealthy lifestyle Unintended pregnancy Unintentional medical device removal Univentricular heart Unknown schedule of product administration Unmasking of previously unidentified disease Unresponsive to stimuli Upper airway obstruction Upper extremity mass Upper gastrointestinal haemorrhage Upper limb fracture Upper motor neurone lesion Upper respiratory tract congestion Upper respiratory tract endoscopy Upper respiratory tract infection Upper respiratory tract infection bacterial Upper respiratory tract inflammation Upper respiratory tract irritation Upper-airway cough syndrome Urachal abnormality Urea renal clearance Urea urine Urea urine abnormal Urea urine normal Ureteral disorder Ureteral stent insertion Ureteral stent removal Ureteric calculus removal Ureteric cancer Ureteric dilatation Ureteric obstruction Ureteric stenosis Ureteritis Ureterolithiasis Ureteroscopy Urethral caruncle Urethral discharge Urethral disorder Urethral haemorrhage Urethral injury Urethral pain Urethral polyp Urethral spasm Urethral stenosis Urethritis Urethritis noninfective Urge incontinence Urinary assistance device user Urinary bladder haemorrhage Urinary bladder suspension Urinary casts Urinary casts absent Urinary casts present Urinary hesitation Urinary incontinence Urinary occult blood Urinary occult blood negative Urinary occult blood positive Urinary retention Urinary sediment Urinary sediment abnormal Urinary sediment present Urinary straining Urinary system X-ray Urinary system x-ray abnormal Urinary system x-ray normal Urinary tract candidiasis Urinary tract discomfort Urinary tract disorder Urinary tract imaging Urinary tract infection Urinary tract infection bacterial Urinary tract infection enterococcal Urinary tract infection neonatal Urinary tract infection pseudomonal Urinary tract infection viral Urinary tract inflammation Urinary tract obstruction Urinary tract pain Urinary tract procedural complication Urine abnormality Urine albumin/creatinine ratio Urine albumin/creatinine ratio increased Urine alcohol test Urine alcohol test positive Urine aluminium increased Urine amphetamine positive Urine analysis Urine analysis abnormal Urine analysis normal Urine antigen test Urine arsenic Urine arsenic increased Urine barbiturates Urine bilirubin decreased Urine bilirubin increased Urine calcium Urine calcium increased Urine calcium/creatinine ratio Urine cannabinoids decreased Urine cannabinoids increased Urine chloride Urine colour abnormal Urine copper Urine cytology Urine cytology abnormal Urine cytology normal Urine electrolytes Urine electrolytes normal Urine electrophoresis Urine flow decreased Urine glucose false positive Urine human chorionic gonadotropin Urine human chorionic gonadotropin negative Urine human chorionic gonadotropin positive Urine iron decreased Urine ketone body Urine ketone body absent Urine ketone body present Urine leukocyte esterase Urine leukocyte esterase positive Urine magnesium Urine mercury abnormal Urine nitrogen Urine odour abnormal Urine organic acid test Urine osmolarity Urine osmolarity increased Urine osmolarity normal Urine output Urine output decreased Urine output increased Urine oxalate Urine oxalate increased Urine phosphorus Urine potassium Urine potassium decreased Urine potassium increased Urine protein, quantitative Urine protein/creatinine ratio Urine protein/creatinine ratio decreased Urine protein/creatinine ratio increased Urine sodium Urine sodium decreased Urine sodium increased Urine sodium normal Urine transitional cells present Urine uric acid Urine uric acid abnormal Urine uric acid increased Urine uric acid normal Urobilin urine absent Urobilin urine present Urobilinogen urine Urobilinogen urine decreased Urobilinogen urine increased Urodynamics measurement Urogenital disorder Urogram Urogram abnormal Urological examination Urosepsis Urticaria Urticaria aquagenic Urticaria cholinergic Urticaria chronic Urticaria contact Urticaria generalised Urticaria papular Urticaria pigmentosa Urticaria pressure Urticaria thermal Urticaria vesiculosa Urticarial dermatitis Urticarial vasculitis Use of accessory respiratory muscles Uterine abscess Uterine atrophy Uterine cancer Uterine cervix dilation procedure Uterine cervix hyperplasia Uterine contractions abnormal Uterine contractions during pregnancy Uterine cyst Uterine dilation and curettage Uterine dilation and evacuation Uterine disorder Uterine enlargement Uterine fibrosis Uterine haemorrhage Uterine hypertonus Uterine hypotonus Uterine infection Uterine inflammation Uterine injury Uterine inversion Uterine irritability Uterine leiomyoma Uterine malposition Uterine mass Uterine neoplasm Uterine operation Uterine pain Uterine polyp Uterine prolapse Uterine rupture Uterine spasm Uveitis Uveitis-glaucoma-hyphaema syndrome Uvulitis VEXAS syndrome VIIIth nerve injury VIIIth nerve lesion VIIth nerve injury VIIth nerve paralysis VIth nerve disorder VIth nerve paralysis VIth nerve paresis Vaccination complication Vaccination error Vaccination failure Vaccination site abscess Vaccination site abscess sterile Vaccination site anaesthesia Vaccination site atrophy Vaccination site bruising Vaccination site calcification Vaccination site cellulitis Vaccination site coldness Vaccination site dermatitis Vaccination site discharge Vaccination site discolouration Vaccination site discomfort Vaccination site dryness Vaccination site dysaesthesia Vaccination site eczema Vaccination site erosion Vaccination site erythema Vaccination site eschar Vaccination site exfoliation Vaccination site extravasation Vaccination site fibrosis Vaccination site granuloma Vaccination site haematoma Vaccination site haemorrhage Vaccination site hyperaesthesia Vaccination site hypersensitivity Vaccination site hypertrichosis Vaccination site hypoaesthesia Vaccination site induration Vaccination site infection Vaccination site inflammation Vaccination site injury Vaccination site irritation Vaccination site joint discomfort Vaccination site joint effusion Vaccination site joint erythema Vaccination site joint inflammation Vaccination site joint movement impairment Vaccination site joint pain Vaccination site joint swelling Vaccination site lymphadenopathy Vaccination site macule Vaccination site mass Vaccination site movement impairment Vaccination site necrosis Vaccination site nerve damage Vaccination site nodule Vaccination site oedema Vaccination site pain Vaccination site pallor Vaccination site papule Vaccination site paraesthesia Vaccination site phlebitis Vaccination site plaque Vaccination site pruritus Vaccination site pustule Vaccination site rash Vaccination site reaction Vaccination site scab Vaccination site scar Vaccination site streaking Vaccination site swelling Vaccination site thrombosis Vaccination site ulcer Vaccination site urticaria Vaccination site vasculitis Vaccination site vesicles Vaccination site warmth Vaccine associated enhanced disease Vaccine associated enhanced respiratory disease Vaccine associated paralytic poliomyelitis Vaccine breakthrough infection Vaccine induced antibody absent Vaccine positive rechallenge Vaccine virus shedding Vaccinia Vaccinia virus infection Vacuum aspiration Vacuum extractor delivery Vaginal abscess Vaginal cancer Vaginal candidiasis Vaginal cyst Vaginal discharge Vaginal disorder Vaginal dysplasia Vaginal erosion Vaginal haemorrhage Vaginal infection Vaginal inflammation Vaginal lesion Vaginal mucosal blistering Vaginal odour Vaginal oedema Vaginal pain Vaginal prolapse Vaginal swelling Vaginal ulceration Vaginitis bacterial Vaginitis gardnerella Vagus nerve disorder Valsalva maneuver Valvuloplasty cardiac Vanillyl mandelic acid urine Vanishing twin syndrome Varicella Varicella meningitis Varicella post vaccine Varicella virus test Varicella virus test negative Varicella virus test positive Varicella zoster pneumonia Varicella zoster serology negative Varicella zoster virus infection Varicella zoster virus serology positive Varices oesophageal Varicocele Varicophlebitis Varicose vein Varicose vein ruptured Varicose veins vaginal Vascular access placement Vascular access site thrombosis Vascular anastomosis Vascular anomaly Vascular calcification Vascular catheterisation Vascular cauterisation Vascular dementia Vascular device infection Vascular device user Vascular dissection Vascular encephalopathy Vascular endothelial growth factor assay Vascular graft Vascular graft complication Vascular graft occlusion Vascular graft stenosis Vascular graft thrombosis Vascular headache Vascular imaging Vascular injury Vascular malformation Vascular occlusion Vascular operation Vascular pain Vascular pseudoaneurysm Vascular purpura Vascular rupture Vascular shunt Vascular stent insertion Vascular stent occlusion Vascular stent stenosis Vascular stent thrombosis Vascular test Vascular test abnormal Vascular test normal Vasculitic rash Vasculitic ulcer Vasculitis Vasculitis cerebral Vasculitis gastrointestinal Vasculitis necrotising Vasoconstriction Vasodilatation Vasodilation procedure Vasogenic cerebral oedema Vasomotor rhinitis Vasoplegia syndrome Vasopressive therapy Vasospasm Vein collapse Vein discolouration Vein disorder Vein rupture Vena cava embolism Vena cava filter insertion Vena cava thrombosis Venipuncture Venogram Venogram abnormal Venogram normal Venoocclusive disease Venoocclusive liver disease Venous angioma of brain Venous angioplasty Venous arterialisation Venous bruit Venous haemorrhage Venous hypertension Venous injury Venous insufficiency Venous ligation Venous occlusion Venous operation Venous oxygen partial pressure decreased Venous oxygen saturation Venous oxygen saturation abnormal Venous oxygen saturation decreased Venous oxygen saturation normal Venous perforation Venous pressure Venous pressure jugular Venous pressure jugular increased Venous recanalisation Venous repair Venous stasis retinopathy Venous stenosis Venous stent insertion Venous thrombosis Venous thrombosis limb Ventilation/perfusion scan Ventilation/perfusion scan abnormal Ventilation/perfusion scan normal Ventouse extraction Ventricular arrhythmia Ventricular assist device insertion Ventricular cisternostomy Ventricular drainage Ventricular dysfunction Ventricular dyskinesia Ventricular dyssynchrony Ventricular enlargement Ventricular extrasystoles Ventricular failure Ventricular fibrillation Ventricular flutter Ventricular hypertrophy Ventricular hypokinesia Ventricular hypoplasia Ventricular internal diameter Ventricular internal diameter abnormal Ventricular internal diameter normal Ventricular remodelling Ventricular septal defect Ventricular tachyarrhythmia Ventricular tachycardia Ventriculo-peritoneal shunt Vertebral artery dissection Vertebral artery hypoplasia Vertebral artery occlusion Vertebral artery stenosis Vertebral artery thrombosis Vertebral foraminal stenosis Vertebral lesion Vertebral osteophyte Vertebral wedging Vertebrobasilar artery dissection Vertebrobasilar insufficiency Vertebrobasilar stroke Vertebroplasty Vertical infection transmission Vertical talus Vertigo Vertigo CNS origin Vertigo labyrinthine Vertigo positional Very low density lipoprotein Very low density lipoprotein decreased Very low density lipoprotein normal Vesicoureteral reflux surgery Vessel harvesting Vessel puncture site haematoma Vessel puncture site haemorrhage Vessel puncture site inflammation Vessel puncture site reaction Vestibular ataxia Vestibular disorder Vestibular function test Vestibular function test abnormal Vestibular function test normal Vestibular migraine Vestibular neuronitis Vestibular nystagmus Vestibulitis Vibration syndrome Vibration test Vibration test abnormal Vibration test normal Vibratory sense increased Vibrio vulnificus infection Victim of abuse Victim of crime Violence-related symptom Viraemia Viral DNA test negative Viral DNA test positive Viral cardiomyopathy Viral diarrhoea Viral hepatitis carrier Viral infection Viral keratouveitis Viral labyrinthitis Viral load Viral load increased Viral load undetectable Viral mutation identified Viral myocarditis Viral myositis Viral pericarditis Viral pharyngitis Viral rash Viral sepsis Viral sinusitis Viral skin infection Viral test Viral test negative Viral test positive Viral titre Viral titre decreased Viral titre increased Viral tonsillitis Viral upper respiratory tract infection Viral uveitis Virologic failure Virus culture Virus culture negative Virus culture positive Virus serology test Virus serology test negative Virus serology test positive Virus stool test negative Virus stool test positive Visceral congestion Visceral leishmaniasis Visceral oedema Visceral pain Visceral venous thrombosis Vision blurred Visual acuity reduced Visual acuity reduced transiently Visual acuity tests Visual acuity tests abnormal Visual acuity tests normal Visual agnosia Visual analogue scale Visual brightness Visual disturbance Visual evoked potentials Visual evoked potentials abnormal Visual evoked potentials normal Visual field defect Visual field tests Visual field tests abnormal Visual field tests normal Visual impairment Visual perseveration Visual snow syndrome Visual tracking test Visual tracking test abnormal Visuospatial deficit Vital capacity Vital capacity abnormal Vital capacity decreased Vital capacity normal Vital dye staining cornea absent Vital dye staining cornea present Vital functions abnormal Vital signs measurement Vitamin A Vitamin A normal Vitamin B complex deficiency Vitamin B1 Vitamin B1 decreased Vitamin B1 deficiency Vitamin B12 Vitamin B12 abnormal Vitamin B12 absorption test Vitamin B12 absorption test normal Vitamin B12 decreased Vitamin B12 deficiency Vitamin B12 increased Vitamin B12 normal Vitamin B2 Vitamin B6 Vitamin B6 deficiency Vitamin B6 increased Vitamin B6 normal Vitamin C Vitamin C decreased Vitamin C deficiency Vitamin C normal Vitamin D Vitamin D abnormal Vitamin D decreased Vitamin D deficiency Vitamin D increased Vitamin E Vitamin K Vitamin K deficiency Vitamin K increased Vitamin supplementation Vitello-intestinal duct remnant Vitiligo Vitreal cells Vitrectomy Vitreoretinal traction syndrome Vitreous adhesions Vitreous degeneration Vitreous detachment Vitreous disorder Vitreous floaters Vitreous haemorrhage Vitreous haze Vitreous opacities Vitritis Vocal cord atrophy Vocal cord augmentation Vocal cord cyst Vocal cord disorder Vocal cord dysfunction Vocal cord inflammation Vocal cord paralysis Vocal cord paresis Vocal cord polyp Vocal cord thickening Vogt-Koyanagi-Harada disease Vogt-Koyanagi-Harada syndrome Volume blood Volume blood decreased Volvulus Volvulus of small bowel Vomiting Vomiting in pregnancy Vomiting projectile Von Willebrand's disease Von Willebrand's factor activity increased Von Willebrand's factor activity test Von Willebrand's factor antibody Von Willebrand's factor antigen abnormal Von Willebrand's factor antigen increased Von Willebrand's factor antigen normal Von Willebrand's factor antigen test Von Willebrand's factor multimers normal Von Willebrand's factor multimers test Vth nerve injury Vulva cyst Vulval abscess Vulval cancer Vulval disorder Vulval eczema Vulval haemorrhage Vulval oedema Vulval ulceration Vulvar dysplasia Vulvar squamous cell hyperplasia Vulvitis Vulvovaginal burning sensation Vulvovaginal candidiasis Vulvovaginal discomfort Vulvovaginal disorder Vulvovaginal dryness Vulvovaginal erythema Vulvovaginal exfoliation Vulvovaginal human papilloma virus infection Vulvovaginal inflammation Vulvovaginal injury Vulvovaginal mycotic infection Vulvovaginal pain Vulvovaginal pruritus Vulvovaginal rash Vulvovaginal swelling Vulvovaginal ulceration Vulvovaginal warts Vulvovaginitis Waist circumference Waist circumference decreased Waist circumference increased Waldenstrom's macroglobulinaemia Waldenstrom's macroglobulinaemia stage III Walking aid user Walking disability Walking distance test Walking distance test abnormal Walking distance test normal Wall motion score index Wall motion score index abnormal Wall motion score index normal Warm autoimmune haemolytic anaemia Warm type haemolytic anaemia Wart excision Water deprivation test Water intoxication Water pollution Waterhouse-Friderichsen syndrome Waxy flexibility Wean from ventilator Weaning failure Weber tuning fork test Weber tuning fork test abnormal Wegener's granulomatosis Weight Weight abnormal Weight bearing difficulty Weight decrease neonatal Weight decreased Weight fluctuation Weight gain poor Weight increased Weight loss diet Weight loss poor Weight normal Wernicke-Korsakoff syndrome West Nile virus test West Nile virus test negative West Nile virus test positive Wheat-free diet Wheelchair user Wheezing Whipple's disease White blood cell agglutination present White blood cell analysis White blood cell analysis normal White blood cell count White blood cell count abnormal White blood cell count decreased White blood cell count increased White blood cell count normal White blood cell disorder White blood cell morphology abnormal White blood cell morphology normal White blood cell scan White blood cells stool White blood cells stool negative White blood cells stool positive White blood cells urine White blood cells urine negative White blood cells urine positive White coat hypertension White matter lesion Whole body scan Whole-genome sequencing Widal test Wig wearer Williams syndrome Winged scapula Wisdom teeth removal Withdrawal bleed Withdrawal of life support Withdrawal syndrome Wolf-Hirschhorn syndrome Wolff-Parkinson-White syndrome Wound Wound abscess Wound closure Wound complication Wound contamination Wound dehiscence Wound drainage Wound haemorrhage Wound infection Wound infection pseudomonas Wound infection staphylococcal Wound necrosis Wound secretion Wound sepsis Wound treatment Wrist deformity Wrist fracture Wrist surgery Writer's cramp Wrong device used Wrong dosage formulation Wrong dose Wrong drug administered Wrong patient Wrong patient received medication Wrong patient received product Wrong product administered Wrong route Wrong schedule Wrong technique in device usage process Wrong technique in drug usage process Wrong technique in product usage process X-ray X-ray abnormal X-ray dental X-ray dental abnormal X-ray dental normal X-ray gastrointestinal tract X-ray gastrointestinal tract abnormal X-ray gastrointestinal tract normal X-ray hepatobiliary X-ray limb X-ray limb abnormal X-ray limb normal X-ray normal X-ray of pelvis and hip X-ray of pelvis and hip abnormal X-ray of pelvis and hip normal X-ray therapy to lung X-ray with contrast X-ray with contrast lower gastrointestinal tract X-ray with contrast lower gastrointestinal tract abnormal X-ray with contrast lower gastrointestinal tract normal X-ray with contrast upper gastrointestinal tract X-ray with contrast upper gastrointestinal tract normal Xanthelasma Xanthochromia Xanthogranuloma Xanthoma Xanthopsia Xeroderma Xerophthalmia Xerosis Yawning Yellow fever Yellow fever vaccine-associated neurotropic disease Yellow fever vaccine-associated viscerotropic disease Yellow nail syndrome Yellow skin Yersinia bacteraemia Yersinia infection Yersinia test Yersinia test negative Yersinia test positive Young's syndrome Zika virus infection Zinc deficiency pH body fluid pH body fluid abnormal pH body fluid decreased pH body fluid increased pH body fluid normal pH urine pH urine abnormal pH urine decreased pH urine increased pH urine normal