11-beta-hydroxylase deficiency 1p36 deletion syndrome 5-hydroxyindolacetic acid in urine 5-hydroxyindolacetic acid increased abdomen crushing abdominal abscess abdominal adhesions abdominal bruit abdominal cavity drainage abdominal compartment syndrome abdominal discomfort abdominal distension abdominal exploration abdominal hernia abdominal infection abdominal injury abdominal lymphadenopathy abdominal mass abdominal migraine abdominal neoplasm abdominal operation abdominal pain abdominal pain lower abdominal pain upper abdominal rigidity abdominal sepsis abdominal symptom abdominal tenderness abdominal wall abscess abdominal wall disorder abdominal wall haematoma abdominal wall haemorrhage abdominal wall oedema abdominal wall operation abdominoplasty aberrant aortic arch aberrant motor behaviour abnormal behaviour abnormal clotting factor abnormal cord insertion abnormal dreams abnormal faeces abnormal loss of weight abnormal precordial movement 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 infected abortion missed abortion of ectopic pregnancy abortion spontaneous abortion spontaneous complete abortion spontaneous incomplete abortion threatened abscess abscess bacterial abscess drainage abscess intestinal abscess jaw abscess limb abscess neck abscess of eyelid abscess of salivary gland abscess oral abscess rupture abscess soft tissue abscess sterile absence of immediate treatment response abstains from alcohol abulia acanthamoeba keratitis acarodermatitis accelerated hypertension accessory muscle accident accident at home accident at work accidental exposure to product accidental exposure to product by child accidental overdose accidental underdose accommodation disorder acetabulum fracture acetonaemia acetonaemic vomiting achenbach syndrome achromotrichia acquired acid base balance abnormal acidosis acinetobacter infection acne acne conglobata acne cystic acne pustular acoustic neuritis acoustic neuroma acoustic stimulation tests acoustic stimulation tests abnormal acquired claw toe acquired diaphragmatic eventration acquired dysfibrinogenaemia acquired epidermolysis bullosa acquired factor viii deficiency acquired haemophilia acquired hydrocele acquired immunodeficiency syndrome acquired macroglossia acquired oesophageal web acquired phimosis acquired von willebrand's disease acrochordon acrophobia actinic keratosis 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 shortened activated protein c resistance test acupuncture 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 encephalitis with refractory, repetitive partial seizures acute endocarditis acute febrile neutrophilic dermatosis acute generalised exanthematous pustulosis acute haemorrhagic conjunctivitis acute haemorrhagic leukoencephalitis acute haemorrhagic ulcerative colitis acute hepatic failure acute hepatitis b acute interstitial pneumonitis acute kidney injury acute left ventricular failure acute leukaemia acute lung injury acute lymphocytic leukaemia acute macular outer retinopathy acute megakaryocytic leukaemia acute monocytic leukaemia acute motor axonal neuropathy acute motor-sensory axonal neuropathy acute myeloid leukaemia acute myelomonocytic leukaemia acute myocardial infarction acute phase reaction acute polyneuropathy acute promyelocytic leukaemia acute psychosis acute pulmonary oedema acute respiratory distress syndrome acute respiratory failure acute sinusitis acute stress disorder acute vestibular syndrome acute zonal occult outer retinopathy adamts13 activity abnormal adamts13 activity assay adamts13 activity decreased adamts13 activity normal addison's disease adductor vocal cord weakness adenocarcinoma adenocarcinoma gastric adenocarcinoma of colon adenocarcinoma pancreas adenoidal disorder adenoidal hypertrophy adenoiditis adenoma benign adenomatous polyposis coli adenomyosis adenopathy syphilitic adenoviral conjunctivitis adenoviral meningitis adenovirus infection adhesion adiposis dolorosa adjustment disorder adjustment disorder with depressed mood adjustment disorder with mixed anxiety and depressed mood administration related reaction administration site abscess administration site anaesthesia administration site bruise administration site coldness administration site discolouration administration site discomfort administration site dryness administration site dysaesthesia administration site erythema administration site extravasation administration site fibrosis administration site haematoma administration site haemorrhage administration site hyperaesthesia administration site hypersensitivity administration site hypoaesthesia administration site indentation administration site induration administration site inflammation administration site injury administration site irritation administration site joint discomfort administration site joint erythema administration site joint inflammation administration site joint movement impairment administration site joint pain administration site joint warmth administration site lymphadenopathy administration site macule administration site movement impairment administration site nerve damage administration site nodule administration site oedema administration site pain administration site pallor administration site papule administration site paraesthesia administration site plaque administration site pruritus administration site rash administration site reaction administration site swelling administration site urticaria administration site vesicles administration site warmth adnexa uteri mass adnexa uteri pain adnexal torsion adrenal adenoma adrenal disorder adrenal gland cancer adrenal haematoma adrenal haemorrhage adrenal insufficiency adrenal mass adrenal thrombosis adrenalitis adrenergic syndrome adrenocortical insufficiency acute adrenocorticotropic hormone deficiency adrenomegaly adult failure to thrive advanced sleep phase adverse drug reaction adverse event adverse event following immunisation adverse food reaction adverse reaction aerococcus urinae infection aerophagia affect lability affective disorder african trypanosomiasis afterbirth pain age-related macular degeneration ageusia aggression agitated depression agitation agitation neonatal agnosia agonal death struggle agonal respiration agonal rhythm agoraphobia agranulocytosis agraphia aids related complex air embolism airway burns airway complication of anaesthesia airway patency device insertion 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 increased albumin globulin ratio decreased albumin globulin ratio increased albuminuria alcohol abuse alcohol interaction alcohol intolerance alcohol poisoning alcohol problem alcohol use alcohol use disorder alcohol withdrawal syndrome alcoholic alcoholic hangover alcoholic liver disease alcoholic pancreatitis alcoholic psychosis alcoholic seizure alcoholism aldolase aldolase increased alexia alice in wonderland syndrome alkalosis allergic bronchitis allergic bronchopulmonary mycosis allergic cough allergic gastroenteritis allergic hepatitis allergic keratitis allergic oedema allergic pharyngitis allergic reaction to excipient allergic respiratory disease allergic respiratory symptom allergic sinusitis allergic stomatitis allergy alert test allergy test negative allergy to animal allergy to arthropod bite allergy to arthropod sting allergy to chemicals allergy to metals allergy to plants allergy to sting allergy to vaccine allergy to venom allodynia alopecia alopecia areata alopecia totalis alopecia universalis alpha 1 globulin decreased alpha 2 globulin increased alpha globulin increased alpha-1 antitrypsin deficiency alpha-1 anti-trypsin increased altered pitch perception altered state of consciousness altered visual depth perception alveolar lung disease alveolar proteinosis alveolitis amaurosis amaurosis fugax amblyopia amegakaryocytic thrombocytopenia amenorrhoea ammonia increased amnesia amnestic disorder amniorrhexis amniorrhoea amniotic cavity disorder amniotic cavity infection amniotic fluid index decreased amniotic fluid volume decreased amniotic fluid volume increased amplified musculoskeletal pain syndrome amputation amputation stump pain amylase amylase decreased amylase increased amyloid related imaging abnormalities amyloid related imaging abnormality-oedema/effusion amyloidosis amyotrophic lateral sclerosis amyotrophy anaemia anaemia folate deficiency anaemia macrocytic anaemia megaloblastic anaemia of chronic disease anaemia postoperative anaemia vitamin b12 deficiency anaesthesia anaesthesia dolorosa anaesthesia oral anaesthetic complication anal abscess anal blister anal cancer anal candidiasis anal erythema anal fissure anal fissure haemorrhage anal fistula anal haemorrhage anal hypoaesthesia anal incontinence anal infection anal inflammation anal injury anal paraesthesia anal pruritus anal sex anal spasm anal sphincter atony anal sphincter hypertonia anal ulcer analgesic drug level analgesic drug level above therapeutic analgesic drug level increased analgesic drug level therapeutic analgesic therapy anamnestic reaction anaphylactic reaction anaphylactic shock anaphylactoid reaction anaphylactoid shock anaphylaxis prophylaxis anaphylaxis treatment anaplastic thyroid cancer anastomotic complication anastomotic ulcer androgenetic alopecia anembryonic gestation anencephaly aneurysm aneurysm repair aneurysm ruptured anger angina bullosa haemorrhagica angina pectoris angina unstable angiocardiogram angiocentric lymphoma angiodermatitis angiodysplasia angioedema angiogram angiogram abnormal angiogram cerebral angiogram cerebral abnormal angiogram cerebral normal angiogram normal angiogram peripheral abnormal angiogram pulmonary angiogram pulmonary abnormal angiogram pulmonary normal angioimmunoblastic t-cell lymphoma angioimmunoblastic t-cell lymphoma stage iii angiokeratoma angiolipoma angiolymphoid hyperplasia with eosinophilia angiopathy angioplasty angiotensin converting enzyme angiotensin converting enzyme increased angle closure glaucoma angular cheilitis anhedonia anhidrosis animal bite anion gap anion gap abnormal anion gap decreased anion gap increased anisocytosis anisomastia ankle brachial index normal ankle fracture ankle impingement ankyloglossia acquired ankyloglossia congenital ankylosing spondylitis anogenital warts anonychia anorectal discomfort anorectal disorder anorectal swelling anorexia nervosa anorgasmia anosmia anosognosia anotia anovulatory cycle anoxia antacid therapy anterior capsule contraction anterior chamber cell anterior chamber opacity anterior cord syndrome anterior spinal artery syndrome anterograde amnesia anti factor viii antibody positive antiacetylcholine receptor antibody antiacetylcholine receptor antibody positive antiallergic therapy 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 therapeutic anticonvulsant drug level anticonvulsant drug level increased anti-cyclic citrullinated peptide antibody negative anti-cyclic citrullinated peptide antibody positive antidepressant discontinuation syndrome antidepressant drug level decreased anti-ganglioside antibody negative anti-ganglioside antibody positive anti-glomerular basement membrane antibody positive anti-glomerular basement membrane disease anti-muellerian hormone level decreased anti-myelin-associated glycoprotein antibodies positive antineutrophil cytoplasmic antibody antineutrophil cytoplasmic antibody increased antineutrophil cytoplasmic antibody positive anti-neutrophil cytoplasmic antibody positive vasculitis antinuclear antibody antinuclear antibody increased antinuclear antibody negative antinuclear antibody positive antiphospholipid antibodies antiphospholipid antibodies positive antiphospholipid syndrome anti-platelet antibody anti-platelet antibody negative anti-platelet antibody positive antiplatelet therapy antipsychotic drug level below therapeutic antisocial behaviour antisynthetase syndrome antithrombin iii abnormal antithrombin iii decreased antithrombin iii deficiency antithrombin iii increased anti-thyroid antibody anti-thyroid antibody positive antitussive therapy anuria anxiety anxiety disorder anxiety disorder due to a general medical condition aortic aneurysm aortic aneurysm repair aortic aneurysm rupture aortic arteriosclerosis aortic dilatation aortic disorder aortic dissection aortic dissection rupture aortic embolus aortic intramural haematoma aortic occlusion aortic pseudoaneurysm aortic rupture aortic stenosis aortic thrombosis aortic valve calcification aortic valve disease aortic valve incompetence aortic valve replacement aortic valve sclerosis aortic valve stenosis aortitis apallic syndrome apathy apgar score low aphasia aphonia aphthous ulcer apical granuloma aplasia aplasia pure red cell aplastic anaemia apnoea apnoeic attack apoptosis apparent death apparent life threatening event appendiceal abscess appendiceal mucocoele appendicectomy appendicitis appendicitis perforated appendix disorder appetite disorder application site abscess application site acne application site bruise application site burn application site coldness application site dermatitis application site discharge application site discolouration application site discomfort application site dysaesthesia application site eczema 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 irritation application site joint erythema application site joint inflammation application site joint movement impairment application site joint pain application site joint swelling application site joint warmth application site laceration application site lymphadenopathy application site mass application site movement impairment application site nerve damage application site nodule application site odour application site oedema application site pain application site papules application site paraesthesia application site perspiration application site plaque application site pruritus application site purpura application site pustules application site rash application site reaction application site scab application site scar application site streaking application site swelling application site urticaria application site vesicles application site warmth application site wound apraxia aptyalism aquagenic wrinkling of palms aqueductal stenosis arachnoid cyst arachnoiditis areflexia argininosuccinate lyase deficiency arm amputation arnold-chiari malformation arrested labour arrhythmia arrhythmia neonatal arrhythmia supraventricular arrhythmogenic right ventricular dysplasia arterial angioplasty arterial disorder arterial haemorrhage arterial injury arterial intramural haematoma arterial occlusive disease arterial rupture arterial spasm arterial stenosis arterial stent insertion arterial stiffness arterial thrombosis arteriogram abnormal arteriogram carotid arteriogram carotid abnormal arteriogram carotid normal arteriogram coronary abnormal arteriogram coronary normal arteriogram normal arteriosclerosis arteriosclerosis coronary artery arteriosclerotic gangrene arteriosclerotic retinopathy arteriospasm coronary arteriovenous fistula arteriovenous fistula operation arteriovenous fistula site haemorrhage arteriovenous fistula thrombosis arteriovenous graft thrombosis arteriovenous malformation arteritis artery dissection arthralgia arthritis arthritis allergic arthritis bacterial arthritis enteropathic arthritis infective arthritis reactive arthritis viral arthropathy arthropod bite arthropod infestation arthropod sting articular calcification artificial blood vessel occlusion artificial skin graft asbestosis ascites asherman's syndrome asocial behaviour aspartate aminotransferase aspartate aminotransferase increased aspergillus infection aspergillus test positive aspermia asphyxia aspiration aspiration bursa aspiration pleural cavity aspirin-exacerbated respiratory disease asterixis asthenia asthenopia asthma asthma exercise induced asthma late onset asthma prophylaxis asthma-chronic obstructive pulmonary disease overlap syndrome asthmatic crisis astigmatism astrocytoma asymptomatic bacteriuria asymptomatic covid-19 ataxia atelectasis atheroembolism atherosclerotic plaque rupture atonic seizures atonic urinary bladder atopic keratoconjunctivitis atopy atrial enlargement atrial fibrillation atrial flutter atrial pressure increased atrial septal defect atrial tachycardia atrial thrombosis atrioventricular block atrioventricular block complete atrioventricular block first degree atrioventricular block second degree atrophic glossitis atrophic vulvovaginitis atrophy 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 auditory disorder auditory nerve disorder aura auricular chondritis auricular haematoma auricular swelling autism spectrum disorder autoantibody positive autoimmune anaemia autoimmune arthritis autoimmune blistering disease autoimmune cholangitis autoimmune colitis autoimmune demyelinating disease autoimmune dermatitis autoimmune disorder autoimmune encephalopathy autoimmune haemolytic anaemia autoimmune heparin-induced thrombocytopenia autoimmune hepatitis autoimmune hypothyroidism autoimmune inner ear disease autoimmune lung disease autoimmune myocarditis autoimmune myositis autoimmune neuropathy autoimmune neutropenia autoimmune pancreatitis autoimmune pancytopenia autoimmune pericarditis autoimmune thyroid disorder autoimmune thyroiditis autoimmune uveitis autoinflammatory disease automatic positive airway pressure autonomic dysreflexia autonomic nervous system imbalance autonomic neuropathy autonomic seizure autophony autopsy autoscopy aversion 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 babesiosis bacille calmette-guerin scar reactivation back disorder back injury back pain bacteraemia bacterial diarrhoea bacterial infection bacterial parotitis bacterial pericarditis bacterial prostatitis bacterial pyelonephritis bacterial sepsis bacterial test bacterial test positive bacterial vaginosis bacteriuria balance disorder balanoposthitis ballismus band neutrophil count decreased band sensation bandaemia barium swallow barotrauma barrett's oesophagus bartholinitis bartholin's abscess bartholin's cyst basal cell carcinoma basal ganglia haematoma basal ganglia haemorrhage basal ganglia infarction basal ganglia stroke base excess decreased basedow's disease basilar artery aneurysm basilar artery occlusion basilar artery stenosis basilar artery thrombosis basilar migraine basophil count increased basophil count normal basophilia b-cell lymphoma b-cell small lymphocytic lymphoma b-cell type acute leukaemia bed rest bed sharing bedridden behaviour disorder behcet's syndrome bell's palsy bell's phenomenon benign breast neoplasm benign ear neoplasm benign familial pemphigus benign hepatic neoplasm benign hydatidiform mole benign lymph node neoplasm benign neoplasm benign neoplasm of thyroid gland benign prostatic hyperplasia bereavement beta haemolytic streptococcal infection beta-2 glycoprotein antibody positive bickerstaff's encephalitis bicytopenia bifascicular block bilateral orchidectomy bile acid malabsorption bile duct cancer bile duct stone bile output bilevel positive airway pressure biliary colic biliary dilatation biliary obstruction biliary sepsis biliary tract disorder bilirubin conjugated increased bilirubin urine present bilirubinuria binge drinking binge eating binocular eye movement disorder biochemical pregnancy biopsy artery biopsy blood vessel abnormal biopsy bone marrow biopsy bone marrow abnormal biopsy bone marrow normal biopsy breast abnormal biopsy colon biopsy endometrium biopsy lung abnormal biopsy lymph gland biopsy muscle abnormal biopsy oesophagus biopsy skin abnormal biopsy soft tissue biopsy vagina bipolar disorder bipolar i disorder bipolar ii disorder birdshot chorioretinopathy birth mark bite bk virus infection bladder cancer bladder cancer recurrent bladder cancer stage iv bladder catheterisation bladder dilatation bladder discomfort bladder disorder bladder diverticulum bladder dysfunction bladder fibrosis bladder hypertrophy bladder irritation bladder neoplasm bladder neoplasm surgery bladder obstruction bladder pain bladder scan bladder spasm bladder sphincter atony bladder stenosis bladder transitional cell carcinoma blast cell count increased blast cell crisis blastic plasmacytoid dendritic cell neoplasia blastomycosis bleeding anovulatory bleeding time bleeding time abnormal bleeding time prolonged bleeding time shortened bleeding varicose vein blepharitis blepharospasm blindness blindness cortical blindness day blindness transient blindness unilateral blister blister infected blister rupture blood albumin abnormal blood albumin decreased blood albumin increased blood alcohol decreased blood alcohol increased blood aldosterone decreased blood aldosterone increased blood alkaline phosphatase decreased blood alkaline phosphatase increased blood aluminium blood antidiuretic hormone increased blood bilirubin blood bilirubin abnormal blood bilirubin decreased blood bilirubin increased blood bilirubin unconjugated increased blood blister blood calcium blood calcium abnormal blood calcium decreased blood calcium increased blood cannabinoids blood carbon monoxide increased blood chloride decreased blood chloride increased blood chloride normal blood cholesterol blood cholesterol abnormal blood cholesterol increased blood cholesterol normal blood cholinesterase increased blood chromium increased blood copper blood copper increased blood corticotrophin blood cortisol blood count blood count abnormal blood creatine increased blood creatine normal blood creatine phosphokinase blood creatine phosphokinase abnormal blood creatine phosphokinase decreased blood creatine phosphokinase increased blood creatine phosphokinase mb blood creatine phosphokinase mb 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 disorder blood donor blood electrolytes blood electrolytes abnormal blood electrolytes decreased blood fibrinogen blood fibrinogen abnormal blood fibrinogen decreased blood fibrinogen increased blood fibrinogen normal blood folate decreased blood folate normal blood follicle stimulating hormone increased blood gases abnormal blood gases normal blood gastrin normal blood glucose blood glucose abnormal blood glucose decreased blood glucose false positive blood glucose fluctuation blood glucose increased blood glucose normal blood group o blood grouping blood heavy metal abnormal blood heavy metal test blood hiv rna increased blood homocysteine blood homocysteine increased blood immunoglobulin a increased blood immunoglobulin e blood immunoglobulin e increased blood immunoglobulin g blood immunoglobulin g decreased blood immunoglobulin g increased blood immunoglobulin m blood immunoglobulin m abnormal blood immunoglobulin m decreased blood immunoglobulin m increased blood insulin blood insulin abnormal blood insulin decreased blood insulin increased blood iron blood iron decreased blood iron increased blood ketone body blood ketone body increased blood ketone body present blood lactate dehydrogenase increased blood lactic acid blood lactic acid decreased blood lactic acid increased blood lead blood loss anaemia blood magnesium decreased blood oestrogen abnormal blood oestrogen increased blood osmolarity blood osmolarity increased blood parathyroid hormone increased blood ph blood ph abnormal blood ph decreased blood ph increased blood phosphorus blood phosphorus abnormal blood phosphorus decreased blood phosphorus increased blood potassium abnormal blood potassium decreased blood potassium increased blood pressure abnormal 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 difference of extremities blood pressure fluctuation blood pressure immeasurable blood pressure inadequately controlled blood pressure increased blood pressure measurement blood pressure normal blood pressure orthostatic abnormal blood pressure orthostatic decreased blood pressure systolic blood pressure systolic abnormal blood pressure systolic decreased blood pressure systolic increased blood prolactin blood prolactin increased blood selenium blood smear test blood smear test abnormal blood sodium blood sodium decreased blood test blood test abnormal blood test normal blood testosterone decreased blood testosterone increased blood thrombin blood thromboplastin abnormal blood thromboplastin increased 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 increased blood urea blood urea increased blood urea nitrogen/creatinine ratio increased blood urea normal blood uric acid increased blood urine blood urine present blood viscosity increased bloody discharge blue toe syndrome b-lymphocyte count decreased b-lymphocyte count increased body dysmorphic disorder body fat disorder body height decreased body mass index abnormal body modification body surface area body surface area decreased body temperature body temperature abnormal body temperature decreased body temperature fluctuation body temperature increased body temperature normal body tinea bone abscess bone cancer bone cancer metastatic bone contusion bone cyst bone density abnormal bone density decreased bone disorder bone erosion bone fragmentation bone hypertrophy bone lesion bone marrow disorder bone marrow failure bone marrow myelogram abnormal bone marrow oedema bone neoplasm bone pain bone swelling bone tuberculosis booster dose missed boredom borrelia infection borrelia test borrelia test negative borrelia test positive botulinum toxin injection bowel movement irregularity bowen's disease brachial plexopathy brachial plexus injury brachial pulse increased brachiocephalic vein occlusion brachiocephalic vein thrombosis brachyolmia bradyarrhythmia bradycardia bradycardia foetal bradycardia neonatal bradykinesia bradyphrenia bradypnoea brain abscess brain cancer metastatic brain compression brain contusion brain death brain herniation brain hypoxia brain injury brain malformation brain natriuretic peptide brain natriuretic peptide increased brain natriuretic peptide normal brain neoplasm brain neoplasm malignant brain oedema brain operation brain scan abnormal brain scan normal brain stem haematoma brain stem haemorrhage brain stem infarction brain stem ischaemia brain stem microhaemorrhage brain stem stroke brain stem syndrome brain stem thrombosis branchial cyst breakthrough pain breast abscess breast adenoma breast atrophy breast cancer breast cancer female breast cancer male breast cancer metastatic breast cancer recurrent breast cancer stage i breast cancer stage iii breast cellulitis breast conserving surgery breast cyst breast discharge breast discharge infected breast discolouration breast discomfort breast disorder breast disorder female breast engorgement breast enlargement breast feeding breast haematoma breast haemorrhage breast hyperplasia breast induration breast inflammation breast injury breast mass breast milk discolouration breast neoplasm breast oedema breast operation breast pain breast prosthesis removal breast prosthesis user breast swelling breast tenderness breath holding breath odour breath sounds breath sounds abnormal breath sounds absent breathing-related sleep disorder breech delivery breech presentation brief psychotic disorder with marked stressors brief psychotic disorder without marked stressors bromhidrosis bronchial carcinoma bronchial disorder bronchial hyperreactivity bronchial irritation bronchial obstruction bronchial oedema bronchial secretion retention bronchial wall thickening bronchiectasis bronchiolitis bronchiolitis obliterans syndrome bronchitis bronchitis bacterial bronchitis chronic bronchitis viral bronchopneumopathy bronchopulmonary aspergillosis bronchopulmonary disease bronchospasm bronchostenosis brow ptosis brown-sequard syndrome brucellosis brugada syndrome bruxism budd-chiari syndrome bulbar palsy bulimia nervosa bullous haemorrhagic dermatosis bundle branch block bundle branch block bilateral bundle branch block left bundle branch block right burkitt's lymphoma stage i burn oesophageal burn of internal organs burn oral cavity burning feet syndrome burning mouth syndrome burning sensation burning sensation mucosal burnout syndrome burns second degree burns third degree bursa disorder bursa injury bursal fluid accumulation bursal haematoma bursitis bursitis infective butterfly rash cachexia cadasil caesarean section cafe au lait spots caffeine allergy calcinosis calcium deficiency calcium embolism calculus urethral calculus urinary camptocormia campylobacter colitis campylobacter gastroenteritis campylobacter infection canalith repositioning procedure cancer fatigue cancer pain cancer surgery candida infection candida sepsis capillaritis capillary disorder capillary fragility capillary fragility abnormal capillary fragility increased capillary leak syndrome capillary nail refill test capillary nail refill test abnormal capillary permeability increased capnocytophaga sepsis capsular contracture associated with implant capsular warning syndrome carbohydrate antigen 125 increased carbohydrate antigen 15-3 carbohydrate antigen 19-9 increased carbon dioxide increased carbon monoxide poisoning carbuncle carcinoembryonic antigen increased carcinoid tumour pulmonary cardiac ablation cardiac amyloidosis cardiac aneurysm cardiac arrest cardiac assistance device user cardiac asthma cardiac death cardiac discomfort cardiac disorder cardiac dysfunction cardiac failure cardiac failure acute cardiac failure chronic cardiac failure congestive cardiac fibrillation cardiac flutter cardiac function test cardiac hypertrophy cardiac imaging procedure cardiac imaging procedure abnormal cardiac index cardiac infection cardiac monitoring cardiac murmur cardiac murmur functional cardiac neoplasm unspecified cardiac operation cardiac output decreased cardiac output increased cardiac pacemaker insertion cardiac pacemaker replacement cardiac perfusion defect cardiac sarcoidosis cardiac stress test cardiac tamponade cardiac telemetry normal cardiac valve disease cardiac valve sclerosis cardiac valve vegetation cardiac ventricular thrombosis cardiogenic shock cardiolipin antibody cardiolipin antibody positive cardiomegaly cardiomyopathy cardiomyopathy neonatal cardiopulmonary exercise test cardiopulmonary exercise test abnormal cardiopulmonary failure cardiorenal syndrome cardio-respiratory arrest cardio-respiratory distress cardiospasm cardiovascular deconditioning cardiovascular disorder cardiovascular evaluation cardiovascular function test abnormal cardiovascular insufficiency cardiovascular somatic symptom disorder cardiovascular symptom cardioversion carditis caregiver carotid arterial embolus carotid arteriosclerosis carotid artery aneurysm carotid artery disease carotid artery dissection carotid artery occlusion carotid artery stenosis carotid artery stent insertion carotid artery thrombosis carotid bruit carotid endarterectomy carotid pulse carotid pulse abnormal carotid pulse increased carotid sinus syndrome carotidynia carpal tunnel decompression carpal tunnel syndrome cartilage injury cartilage neoplasm castleman's disease cat scratch disease cataplexy cataract cataract cortical cataract subcapsular catarrh catastrophic reaction catatonia catheter management catheter placement catheter site erythema catheter site haemorrhage catheter site infection catheter site related reaction catheter site thrombosis catheterisation cardiac catheterisation cardiac abnormal catheterisation cardiac normal cauda equina syndrome cautery to nose cavernous sinus thrombosis cd4 lymphocytes abnormal cd4 lymphocytes decreased cd4/cd8 ratio increased cell death cell marker decreased cellulitis cellulitis orbital cellulitis pasteurella cellulitis staphylococcal cellulitis streptococcal central nervous system immune reconstitution inflammatory response central nervous system infection central nervous system inflammation central nervous system lesion central nervous system lymphoma central nervous system stimulation central nervous system vasculitis central nervous system viral infection central pain syndrome central venous catheterisation central venous pressure central vision loss cephalo-pelvic disproportion cerebellar artery occlusion cerebellar artery thrombosis cerebellar ataxia cerebellar embolism cerebellar haemangioma cerebellar haematoma cerebellar haemorrhage cerebellar hypoplasia cerebellar infarction cerebellar ischaemia cerebellar stroke cerebellar syndrome cerebral amyloid angiopathy cerebral arteriosclerosis cerebral arteritis cerebral artery embolism cerebral artery occlusion cerebral artery perforation cerebral artery stenosis cerebral artery thrombosis cerebral ataxia cerebral atrophy cerebral calcification cerebral cavernous malformation cerebral congestion cerebral cyst cerebral disorder cerebral haemangioma cerebral haematoma cerebral haemorrhage cerebral haemorrhage foetal cerebral haemorrhage neonatal cerebral haemosiderin deposition 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 venous sinus thrombosis cerebral venous thrombosis cerebral ventricle dilatation cerebral ventricular rupture cerebrospinal fluid circulation disorder cerebrospinal fluid leakage cerebrovascular accident cerebrovascular disorder cerebrovascular insufficiency cerumen impaction cerumen removal cervical cord compression cervical discharge cervical friability cervical neuritis cervical polyp cervical radiculopathy cervical spinal cord paralysis cervical spinal stenosis cervical vertebral fracture cervicobrachial syndrome cervicogenic headache cervicogenic vertigo cervix carcinoma cervix disorder cervix dystocia cervix haemorrhage uterine cervix inflammation cervix oedema cervix warts chalazion challenge site reaction change in seizure presentation change in sustained attention change of bowel habit chapped lips charles bonnet syndrome cheilitis cheilosis chemical burn chemical burn of oral cavity chemical burn of skin chemical phlebitis chemotherapy chest crushing chest discomfort chest injury chest pain chest scan chest tube insertion chest wall abscess chest wall haematoma chest wall mass chest x-ray chest x-ray abnormal chest x-ray normal cheyne-stokes respiration child maltreatment syndrome chillblains chills chimerism chlamydia test positive chlamydial infection chloasma choanal atresia choking choking sensation cholangiocarcinoma cholangiogram cholangitis cholangitis acute cholangitis sclerosing cholecystectomy cholecystitis cholecystitis acute cholecystitis infective cholelithiasis cholelithotomy cholera cholestasis cholestasis of pregnancy cholestatic liver injury cholesteatoma cholinergic syndrome choluria chondritis chondrocalcinosis chondrocalcinosis pyrophosphate chondropathy chordae tendinae rupture chorea choreoathetosis chorioamniotic separation chorioretinal atrophy chorioretinitis chorioretinopathy choroidal detachment choroidal neovascularisation choroiditis chromatopsia chromaturia chronic active epstein-barr virus infection chronic coronary syndrome chronic cutaneous lupus erythematosus chronic disease chronic fatigue syndrome chronic gastritis chronic inflammatory demyelinating polyradiculoneuropathy chronic kidney disease chronic leukaemia chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids chronic lymphocytic leukaemia chronic lymphocytic leukaemia recurrent chronic lymphocytic leukaemia stage 0 chronic myeloid leukaemia chronic myeloid leukaemia recurrent chronic myelomonocytic leukaemia chronic obstructive pulmonary disease chronic paroxysmal hemicrania chronic pigmented purpura chronic respiratory disease chronic respiratory failure chronic sinusitis chronic spontaneous urticaria chronic tonsillitis chylothorax ciliary body disorder ciliary muscle spasm circadian rhythm sleep disorder circulatory collapse circumoral oedema circumoral swelling circumstance or information capable of leading to medication error clang associations claudication of jaw muscles claustrophobia clavicle fracture clear cell endometrial carcinoma clear cell renal cell carcinoma cleft lip cleft lip and palate cleft palate clinical death clinically isolated syndrome clinodactyly clinomania clitoral engorgement clonic convulsion clonus clostridial infection clostridium difficile colitis clostridium difficile infection clostridium test positive clot retraction clot retraction time prolonged clumsiness cluster headache coagulation factor coagulation factor decreased coagulation factor increased coagulation factor viii level abnormal coagulation factor viii level decreased coagulation factor viii level increased coagulation test abnormal coagulation time coagulation time prolonged coagulation time shortened coagulopathy coarctation of the aorta coating in mouth coccidioidomycosis coccydynia cochlea implant coeliac artery compression syndrome coeliac disease cognitive disorder cognitive linguistic deficit cogwheel rigidity coital bleeding cold agglutinins cold agglutinins positive cold burn cold exposure injury cold sweat cold type haemolytic anaemia cold urticaria cold-stimulus headache colectomy colitis colitis ischaemic colitis microscopic colitis ulcerative collagen disorder collagen-vascular disease collateral circulation colloid brain cyst colon cancer colon cancer metastatic colon operation colonoscopy colorectal cancer colour blindness coma coma scale coma scale abnormal combined immunodeficiency combined pulmonary fibrosis and emphysema communication disorder compartment syndrome compensatory sweating complement factor c1 increased complement factor c3 decreased completed suicide complex regional pain syndrome complicated appendicitis complication associated with device complication of device removal complication of pregnancy compression fracture compulsions compulsive shopping computer vision syndrome computerised tomogram computerised tomogram abdomen computerised tomogram abnormal computerised tomogram head computerised tomogram head abnormal computerised tomogram head normal computerised tomogram normal computerised tomogram pancreas abnormal computerised tomogram thorax computerised tomogram thorax abnormal computerised tomogram thorax normal concentric sclerosis concomitant disease aggravated concomitant disease progression concussion condition aggravated conduction disorder conductive deafness confabulation confusional state congenital anomaly congenital central nervous system anomaly congenital cerebrovascular anomaly congenital cystic lung congenital diaphragmatic hernia congenital hearing disorder congenital hydrocephalus congenital hydronephrosis congenital methaemoglobinaemia congenital multiplex arthrogryposis congenital myasthenic syndrome congenital skin disorder congestive cardiomyopathy congestive hepatopathy conjoined twins conjunctival bleb conjunctival cyst conjunctival discolouration conjunctival disorder conjunctival haemorrhage conjunctival hyperaemia conjunctival irritation conjunctival laceration conjunctival oedema conjunctival staining conjunctival suffusion conjunctivitis conjunctivitis allergic conjunctivitis bacterial conjunctivitis viral connective tissue disorder connective tissue inflammation consciousness fluctuating constipation constricted affect continuous glucose monitoring continuous positive airway pressure contraception contraceptive diaphragm contraceptive implant contraindicated product administered contraindicated product prescribed contraindication to vaccination contrast media allergy contrast media reaction contusion conus medullaris syndrome convalescent conversion disorder convulsion in childhood convulsions local convulsive threshold lowered cooling therapy coombs negative haemolytic anaemia coombs positive haemolytic anaemia coordination abnormal copper deficiency cor pulmonale cor pulmonale acute corneal abrasion corneal bleeding corneal disorder corneal endotheliitis corneal erosion corneal graft rejection corneal infection corneal infiltrates corneal lesion corneal leukoma corneal oedema corneal opacity corneal reflex decreased corneal thinning corneal transplant coronary angioplasty coronary arterial stent insertion coronary artery aneurysm coronary artery bypass coronary artery dilatation coronary artery disease coronary artery dissection coronary artery embolism coronary artery occlusion coronary artery restenosis coronary artery stenosis coronary artery thrombosis coronary bypass thrombosis coronavirus infection coronavirus test coronavirus test positive corrective lens user cortisol decreased cortisol increased costochondritis costovertebral angle tenderness cough cough decreased cough variant asthma covid-19 covid-19 immunisation covid-19 pneumonia covid-19 prophylaxis covid-19 treatment coxsackie bronchitis cramp-fasciculation syndrome cranial nerve disorder cranial nerve infection cranial nerve injury cranial nerve palsies multiple cranial nerve paralysis craniocerebral injury craniofacial fracture craniofacial injury craniosynostosis craniotomy c-reactive protein c-reactive protein abnormal c-reactive protein decreased c-reactive protein increased c-reactive protein normal creatinine renal clearance abnormal creatinine renal clearance increased crepitations creutzfeldt-jakob disease critical illness crohn's disease cross sensitivity reaction croup infectious crying cryoglobulinaemia cryptococcal meningoencephalitis crystal arthropathy crystal urine csf cell count csf cell count increased csf culture negative csf glucose increased csf glucose normal csf immunoglobulin increased csf lymphocyte count increased csf neutrophil count increased csf oligoclonal band present csf polymorphonuclear cell count increased csf pressure csf pressure increased csf protein csf protein abnormal csf protein decreased csf protein increased csf protein normal csf red blood cell count positive csf test abnormal csf white blood cell count csf white blood cell count increased ct hypotension complex cubital tunnel syndrome culture stool positive culture urine negative cushingoid cushing's syndrome cutaneous lupus erythematosus cutaneous lymphoma cutaneous sarcoidosis cutaneous symptom cutaneous t-cell lymphoma cutaneous vasculitis cyanopsia cyanosis cyanosis neonatal cyclic vomiting syndrome cyst cyst rupture cystic fibrosis cystic lung disease cystic lymphangioma cystitis cystitis bacterial cystitis escherichia cystitis glandularis cystitis haemorrhagic cystitis interstitial cystitis noninfective cystitis viral cystitis-like symptom cystoid macular oedema cystoscopy cytogenetic abnormality cytogenetic analysis abnormal cytokine abnormal cytokine release syndrome cytokine storm cytomegalovirus enterocolitis cytomegalovirus hepatitis cytomegalovirus infection cytomegalovirus infection reactivation cytomegalovirus mononucleosis cytomegalovirus pericarditis cytomegalovirus test cytopenia cytotoxic oedema dacryocystitis dacryostenosis acquired dactylitis dairy intolerance dandruff dark circles under eyes daydreaming deafness deafness bilateral deafness congenital deafness neurosensory deafness permanent deafness transitory deafness unilateral death death neonatal death of pet debridement decerebrate posture decidual cast decreased activity decreased appetite decreased embryo viability decreased gait velocity decreased immune responsiveness decreased insulin requirement decreased interest decreased nasolabial fold decreased vibratory sense decubitus ulcer deep vein thrombosis defaecation disorder defaecation urgency deficiency of the interleukin-36 receptor antagonist deformity dehiscence dehydration deja vu delayed menarche delayed recovery from anaesthesia delirium delirium febrile delirium tremens delivery delusion delusion of parasitosis delusional disorder, persecutory type delusional disorder, unspecified type delusional perception dementia dementia alzheimer's type dementia of the alzheimer's type, with delirium demyelinating polyneuropathy demyelination dengue fever dental care dental caries dental cyst dental discomfort dental dysaesthesia dental local anaesthesia dental necrosis dental paraesthesia dental pulp disorder dental restoration failure dependence dependence on oxygen therapy dependence on respirator dependent rubor 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 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 dermatologic examination abnormal dermatomyositis dermatophytosis dermatosis dermo-hypodermitis dermoid cyst detached descemet's membrane detachment of retinal pigment epithelium developmental delay device breakage device connection issue device defective device delivery system issue device dislocation device embolisation device expulsion device inappropriate shock delivery device infusion issue device intolerance device issue device leakage device malfunction device occlusion device pacing issue device related infection device related thrombosis device use error diabetes insipidus diabetes mellitus diabetes mellitus inadequate control diabetes mellitus management diabetic coma diabetic complication diabetic diet diabetic eye disease diabetic hyperosmolar coma diabetic ketoacidosis diabetic ketosis diabetic metabolic decompensation diabetic mononeuropathy diabetic neuropathy diabetic vascular disorder dialysis diaphragmalgia diaphragmatic disorder diaphragmatic paralysis diaphragmatic spasm diarrhoea diarrhoea haemorrhagic diarrhoea infectious diarrhoea neonatal diastema diastolic dysfunction diastolic hypertension diastolic hypotension diet refusal differential white blood cell count abnormal diffuse alopecia diffuse alveolar damage diffuse cutaneous mastocytosis diffuse large b-cell lymphoma diffuse large b-cell lymphoma stage iv diffuse vasculitis diphtheria diplacusis diplegia diplopia disability discharge discoloured vomit discomfort discouragement disease complication disease progression disease recurrence disease risk factor disease susceptibility disinhibition dislocation of vertebra disorganised speech disorientation 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 disorder distractibility distributive shock disturbance in attention disturbance in sexual arousal disturbance in social behaviour diverticular perforation diverticulitis diverticulitis intestinal perforated diverticulum diverticulum intestinal diverticulum intestinal haemorrhagic dizziness dizziness exertional dizziness postural documented hypersensitivity to administered product double inlet left ventricle dreamy state dressler's syndrome drooling drop attacks dropped head syndrome drowning drug abuse drug abuser drug administered in wrong device drug dependence drug effect less than expected drug effective for unapproved indication drug eruption drug exposure before pregnancy drug hypersensitivity drug ineffective drug interaction drug intolerance drug level decreased drug level fluctuating drug level increased drug monitoring procedure incorrectly performed drug monitoring procedure not performed drug reaction with eosinophilia and systemic symptoms drug screen positive drug specific antibody drug specific antibody absent drug tolerance drug tolerance increased drug withdrawal headache drug withdrawal syndrome drug-induced liver injury dry eye dry gangrene dry mouth dry skin dry throat ductus arteriosus premature closure duodenal ulcer duodenal ulcer haemorrhage duodenal ulcer perforation duodenitis duodenogastric reflux dupuytren's contracture dural arteriovenous fistula dysacusis dysaesthesia dysaesthesia pharynx dysarthria dysbiosis dyschezia dyschromatopsia dysdiadochokinesis dysentery dysgeusia dysgraphia dyshidrotic eczema dyskinesia dyslalia dyslexia dyslipidaemia dysmenorrhoea dysmetropsia dysmorphism dyspareunia dyspepsia dysphagia dysphemia dysphonia dysphoria dysphotopsia dysplasia dyspnoea dyspnoea at rest dyspnoea exertional dyspraxia dyssomnia dysstasia dystonia dystonic tremor dysuria eagle's syndrome ear canal erythema ear canal injury ear congestion ear deformity acquired ear discomfort ear disorder ear haemorrhage ear infection ear infection bacterial ear injury ear pain ear pruritus ear swelling ear tube insertion eating disorder eating disorder symptom ebola disease ecchymosis echocardiogram echocardiogram abnormal echocardiogram normal eclampsia ecthyma ectopic pregnancy ectopic pregnancy with contraceptive device ectropion of cervix eczema eczema asteatotic eczema eyelids eczema herpeticum eczema infantile eczema infected eczema nummular eczema vesicular eczema weeping effective peritoneal surface area increased effusion egobronchophony ehlers-danlos syndrome ejaculation delayed ejaculation disorder ejaculation failure ejection fraction abnormal ejection fraction decreased electric shock electric shock sensation electrocardiogram electrocardiogram abnormal electrocardiogram change electrocardiogram pr prolongation electrocardiogram qrs complex prolonged electrocardiogram qt prolonged electrocardiogram repolarisation abnormality electrocardiogram st segment depression electrocardiogram st segment elevation electrocardiogram st-t change electrocardiogram st-t segment abnormal electrocardiogram st-t segment depression electrocardiogram t wave abnormal electrocardiogram t wave inversion electrocochleogram electroencephalogram abnormal electrolyte imbalance electromagnetic interference electromyogram electromyogram abnormal electrophoresis abnormal elliptocytosis hereditary embolic cerebellar infarction embolic cerebral infarction embolic pneumonia embolic stroke embolism embolism arterial embolism venous emergency care emotional disorder emotional disorder of childhood emotional distress emotional poverty emphysema empyema enanthema encapsulation reaction encephalitis encephalitis autoimmune encephalitis brain stem encephalitis lethargica encephalitis post immunisation encephalitis viral encephalocele encephalomyelitis encephalopathy encopresis end stage renal disease endocardial disease endocarditis endocarditis bacterial endocrine disorder endocrine ophthalmopathy endodontic procedure endolymphatic hydrops endometrial ablation endometrial cancer endometrial disorder endometrial hyperplasia endometrial scratching endometrial thickening endometriosis endometritis endophthalmitis endoscopy endothelial dysfunction endotracheal intubation energy increased enlarged uvula enophthalmos enteritis enteritis infectious enterobacter sepsis enterococcal infection enterocolitis enterocolitis haemorrhagic enterovesical fistula enthesopathy enuresis environmental exposure eosinopenia eosinophil count abnormal eosinophil count decreased eosinophil count increased eosinophilia eosinophilic bronchitis eosinophilic cellulitis eosinophilic fasciitis eosinophilic granulomatosis with polyangiitis eosinophilic myocarditis eosinophilic pleural effusion eosinophilic pneumonia eosinophilic pneumonia acute eosinophilic pustular folliculitis ephelides epicondylitis epidermal necrosis epidermolysis epidermolysis bullosa epididymal disorder epididymal enlargement epididymitis epidural haemorrhage epigastric discomfort epiglottic oedema epiglottitis epiglottitis obstructive epilepsy epileptic encephalopathy epinephrine increased epiphyses premature fusion epiploic appendagitis episcleral venous pressure increased episcleritis epistaxis epithelioid sarcoma epstein barr virus positive mucocutaneous ulcer epstein-barr viraemia epstein-barr virus antibody positive epstein-barr virus antigen positive epstein-barr virus infection epstein-barr virus infection reactivation epstein-barr virus test epstein-barr virus test positive erectile dysfunction erection increased eructation erysipelas erysipeloid erythema erythema annulare erythema dyschromicum perstans erythema elevatum diutinum erythema induratum erythema infectiosum erythema migrans erythema multiforme erythema nodosum erythema of eyelid erythematotelangiectatic rosacea erythrasma erythrocyanosis erythrodermic psoriasis erythromelalgia erythroplasia erythropsia erythrosis eschar escherichia bacteraemia escherichia infection escherichia sepsis escherichia test positive escherichia urinary tract infection essential hypertension essential thrombocythaemia essential tremor euglycaemic diabetic ketoacidosis euphoric mood eustachian tube disorder eustachian tube dysfunction eustachian tube obstruction evans syndrome exaggerated startle response exanthema subitum excessive cerumen production excessive eye blinking excessive gingival display excessive granulation tissue excessive masturbation exercise electrocardiogram exercise tolerance decreased exertional headache exfoliative rash exomphalos exophthalmos exostosis expired product administered exploding head syndrome exposure during pregnancy exposure to extreme temperature exposure to sars-cov-2 exposure to vaccinated person exposure to violent event exposure via breast milk exposure via partner exposure via skin contact exposure via unknown route exsanguination extensive swelling of vaccinated limb extensor plantar response external ear disorder external ear inflammation external ear pain extra dose administered extradural haematoma extranodal marginal zone b-cell lymphoma-malt type extraocular muscle disorder extraocular muscle paresis extrapyramidal disorder extrasystoles extravasation extravasation blood extremity contracture extremity necrosis eye abscess eye allergy eye colour change eye contusion eye discharge eye disorder eye haematoma eye haemorrhage eye infarction eye infection eye infection bacterial 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 pruritus eye swelling eye symptom eye ulcer eyelash discolouration eyelid bleeding eyelid boil eyelid contusion eyelid cyst eyelid disorder eyelid exfoliation eyelid function disorder eyelid haematoma eyelid infection eyelid irritation eyelid myoclonus eyelid myokymia eyelid oedema eyelid operation eyelid pain eyelid ptosis eyelid rash eyelid retraction eyelid sensory disorder eyelid vascular disorder eyelids pruritus face injury face oedema face presentation facet joint syndrome facial asymmetry facial bones fracture facial discomfort facial nerve disorder facial neuralgia facial pain facial paralysis facial paresis facial spasm factitious disorder factor v deficiency factor v leiden carrier factor v leiden mutation factor vii deficiency factor viii deficiency factor viii inhibition faecal calprotectin decreased faecal calprotectin increased faecal volume increased faecal vomiting faecaloma faeces discoloured faeces hard faeces pale faeces soft failed in vitro fertilisation failure to thrive fall fallopian tube abscess fallopian tube disorder fallopian tube neoplasm false negative investigation result false negative pregnancy test false positive investigation result familial hemiplegic migraine fasciitis fasciotomy fasting fat necrosis fat tissue decreased fatigue fear fear of death fear of disease fear of injection fear of pregnancy febrile bone marrow aplasia febrile convulsion febrile infection febrile neutropenia feeding disorder feeding tube user feeling abnormal feeling cold feeling drunk feeling hot feeling jittery feeling of body temperature change feeling of despair feeling of relaxation female genital tract fistula female reproductive tract disorder female sex hormone level abnormal female sexual arousal disorder female sexual dysfunction feminisation acquired femoral artery aneurysm femoral artery embolism femoral neck fracture femur fracture fibrin d dimer fibrin d dimer decreased fibrin d dimer increased fibrin d dimer normal fibrin degradation products increased fibrinolysis abnormal fibroadenoma of breast fibrocystic breast disease fibromatosis fibromyalgia fibrosis fibula fracture fine motor skill dysfunction finger amputation finger deformity fistula fixed eruption flagellate dermatitis flank pain flashback flat affect flatulence floppy eyelid syndrome fluid imbalance fluid intake reduced fluid overload fluid retention fluorescence angiogram abnormal flushing foaming at mouth focal dyscognitive seizures focal myositis focal segmental glomerulosclerosis 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 growth abnormality foetal growth restriction foetal heart rate foetal heart rate abnormal foetal heart rate decreased foetal heart rate disorder foetal heart rate increased foetal hypokinesia foetal macrosomia foetal malformation foetal monitoring foetal movement disorder folate deficiency follicular lymphoma folliculitis food allergy food aversion food craving food interaction food intolerance food poisoning food refusal foot deformity foot fracture foot operation forced expiratory volume forced expiratory volume increased forced expiratory volume normal foreign body foreign body in respiratory tract foreign body in throat foreign body sensation in eyes formication foveal reflex abnormal fractional exhaled nitric oxide normal fracture fracture blisters fracture pain fractured sacrum freezing phenomenon frequent bowel movements frostbite frustration tolerance decreased full blood count full blood count abnormal full blood count decreased full blood count normal fumbling functional gastrointestinal disorder functional residual capacity decreased fundoscopy fungal infection fungal peritonitis fungal skin infection fungal test positive furuncle gait deviation gait disturbance gait inability gait spastic galactorrhoea galactostasis gallbladder disorder gallbladder operation gallbladder polyp gamma-glutamyltransferase gamma-glutamyltransferase increased gangrene gasping syndrome gastric antral vascular ectasia gastric cancer gastric cancer stage i gastric dilatation gastric disorder gastric emptying study gastric haemorrhage gastric infection gastric ph decreased gastric ph increased gastric ulcer gastric ulcer haemorrhage gastric ulcer perforation gastric varices haemorrhage gastric volvulus gastritis gastritis bacterial gastritis erosive gastritis haemorrhagic gastritis herpes gastroenteritis gastroenteritis bacterial gastroenteritis viral gastrointestinal bacterial infection gastrointestinal candidiasis gastrointestinal carcinoma gastrointestinal decompression gastrointestinal disorder gastrointestinal haemorrhage gastrointestinal hypermotility gastrointestinal infection gastrointestinal inflammation gastrointestinal malformation gastrointestinal motility disorder gastrointestinal necrosis gastrointestinal obstruction gastrointestinal pain gastrointestinal perforation gastrointestinal somatic symptom disorder gastrointestinal sounds abnormal gastrointestinal stoma complication gastrointestinal tract irritation gastrointestinal ulcer gastrointestinal wall thickening gastrooesophageal reflux disease gaze palsy gene mutation general physical condition general physical condition abnormal general physical health deterioration general symptom generalised anxiety disorder generalised bullous fixed drug eruption generalised oedema generalised onset non-motor seizure generalised tonic-clonic seizure genital abscess genital blister genital burning sensation genital cyst genital discomfort genital disorder genital erythema genital haemorrhage genital herpes genital herpes simplex genital herpes zoster genital hypoaesthesia genital infection fungal genital lesion genital odour genital pain genital paraesthesia genital rash genital swelling genital tract inflammation genital ulcer syndrome genital ulceration genitourinary symptom germ cell cancer gestational diabetes gestational trophoblastic detachment giant cell arteritis giant papillary conjunctivitis gilbert's syndrome gingival abscess gingival bleeding gingival blister gingival cyst gingival discolouration gingival discomfort gingival disorder gingival erythema gingival hypertrophy gingival oedema gingival pain gingival pruritus gingival recession gingival swelling gingival ulceration gingivitis gingivitis ulcerative glare glassy eyes glaucoma glaucomatocyclitic crises glioblastoma glomerular filtration rate glomerular filtration rate decreased glomerulonephritis glomerulonephritis acute glomerulonephritis membranoproliferative glomerulonephritis membranous glomerulonephritis minimal lesion glomerulonephritis rapidly progressive glomerulonephropathy glossitis glossodynia glossopharyngeal nerve disorder glossopharyngeal neuralgia glucocorticoid deficiency glucose urine present glucose-6-phosphate dehydrogenase deficiency gluten sensitivity glycosylated haemoglobin decreased glycosylated haemoglobin increased goitre gonorrhoea good syndrome goodpasture's syndrome gout gouty arthritis graft thrombosis graft versus host disease granuloma granuloma annulare granuloma skin granulomatosis with polyangiitis granulomatous dermatitis gravitational oedema great saphenous vein closure grimacing grip strength grip strength decreased groin abscess groin infection groin pain growing pains growth of eyelashes growth retardation grunting guillain-barre syndrome gun shot wound guttate psoriasis gynaecomastia h1n1 influenza h2n2 influenza habit cough haemangioma haemangioma of bone haemangioma of skin haemangioma rupture haemangioma-thrombocytopenia syndrome haemarthrosis haematemesis haematochezia haematocoele haematocrit haematocrit abnormal haematocrit decreased haematocrit increased haematological malignancy haematology test abnormal haematoma haematoma evacuation haematoma infection haematoma muscle haematopoietic neoplasm haematospermia haematuria haemodialysis haemodynamic instability haemoglobin haemoglobin decreased haemoglobin e haemoglobin increased haemoglobinopathy haemolysis haemolytic anaemia haemolytic uraemic syndrome haemoperitoneum haemophagocytic lymphohistiocytosis haemophilia haemoptysis haemorrhage haemorrhage foetal haemorrhage in pregnancy haemorrhage intracranial haemorrhage subcutaneous haemorrhage subepidermal haemorrhage urinary tract haemorrhagic adrenal infarction haemorrhagic arteriovenous malformation haemorrhagic breast cyst haemorrhagic cerebral infarction haemorrhagic diathesis haemorrhagic disorder haemorrhagic fever with renal syndrome haemorrhagic gastroenteritis haemorrhagic infarction haemorrhagic pneumonia 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 haemostasis haemothorax hair colour changes hair disorder hair growth abnormal hair texture abnormal hairy cell leukaemia hallucination hallucination, auditory hallucination, gustatory hallucination, olfactory hallucination, visual hallucinations, mixed halo vision hand amputation hand deformity hand dermatitis hand fracture hand-arm vibration syndrome hand-foot-and-mouth disease hangover hashimoto's encephalopathy hashitoxicosis head banging head deformity head discomfort head injury head lag head titubation headache hearing aid user hearing disability heart alternation heart disease congenital heart injury heart rate heart rate abnormal heart rate decreased heart rate increased heart rate irregular heart sounds heart sounds abnormal heart valve incompetence heart valve replacement heart valve stenosis heat cramps heat exhaustion heat illness heat oedema heat stroke heat therapy heavy exposure to ultraviolet light heavy menstrual bleeding helicobacter infection helicobacter test positive hellp syndrome helplessness hemianaesthesia hemianopia hemianopia homonymous hemiasomatognosia hemidysaesthesia hemihyperaesthesia hemiparaesthesia hemiparesis hemiplegia hemiplegic migraine henoch-schonlein purpura heparin-induced thrombocytopenia heparin-induced thrombocytopenia test positive hepatic artery embolism hepatic cancer hepatic cirrhosis hepatic cyst hepatic cytolysis hepatic encephalopathy hepatic enzyme abnormal hepatic enzyme increased hepatic failure hepatic function abnormal hepatic haematoma hepatic haemorrhage hepatic infarction hepatic lesion hepatic mass hepatic neoplasm hepatic pain hepatic steatosis hepatic vascular thrombosis hepatic vein thrombosis hepatitis hepatitis a hepatitis acute hepatitis b hepatitis b reactivation hepatitis c hepatitis c antibody positive hepatitis cholestatic hepatitis d hepatitis e hepatitis e antibody positive hepatitis fulminant hepatitis infectious mononucleosis hepatitis toxic hepatitis viral hepatoblastoma hepatocellular carcinoma hepatocellular injury hepatomegaly hepatorenal syndrome hepatotoxicity hereditary angioedema hereditary angioedema with normal c1 esterase inhibitor hereditary disorder hereditary pancreatitis hernia hernia pain hernia repair herpangina herpes dermatitis herpes gestationis herpes ophthalmic herpes pharyngitis herpes sepsis herpes simplex herpes simplex encephalitis herpes simplex hepatitis herpes simplex meningitis herpes simplex meningoencephalitis herpes simplex reactivation herpes virus infection herpes virus test herpes zoster herpes zoster cutaneous disseminated herpes zoster infection neurological herpes zoster meningitis herpes zoster meningoencephalitis herpes zoster meningomyelitis herpes zoster meningoradiculitis herpes zoster necrotising retinopathy herpes zoster oticus herpes zoster reactivation hiatus hernia hiccups hidradenitis high risk pregnancy high-pitched crying hilar lymphadenopathy hip arthroplasty hip fracture hip surgery hirsutism histamine abnormal histamine intolerance histamine level histiocytic necrotising lymphadenitis histiocytosis hiv antibody negative hiv infection hiv test positive hiv-associated neurocognitive disorder hodgkin's disease hodgkin's disease mixed cellularity stage iii hodgkin's disease nodular sclerosis stage ii hodgkin's disease stage ii hoffmann's sign holmes-adie pupil homans' sign positive homonymous diplopia homosexual parent homosexuality hordeolum hormone level abnormal hormone therapy horner's syndrome hospice care hospitalisation hot flush housebound human herpesvirus 6 encephalitis human herpesvirus 6 infection reactivation humerus fracture hunger huntington's disease hydrocele hydrocephalus hydronephrosis hydrops foetalis hydrosalpinx hyperacusis hyperaemia hyperaesthesia hyperaesthesia teeth hyperarousal hyperbilirubinaemia hypercalcaemia hypercapnia hyperchlorhydria hypercholesterolaemia hyperchromic anaemia hypercoagulation hyperfibrinolysis hypergammaglobulinaemia hypergammaglobulinaemia benign monoclonal hypergeusia hyperglycaemia hyperglycaemic hyperosmolar nonketotic syndrome hyperglycinaemia hyperhidrosis hyperinsulinaemic hypoglycaemia hyperintensity in brain deep nuclei hyperkalaemia hyperkeratosis hyperkinesia hyperleukocytosis hyperlipasaemia hyperlipidaemia hypermagnesaemia hypermetropia hypermobility syndrome hyperparathyroidism hyperpathia hyperphagia hyperplasia hyperpyrexia hyperreflexia hypersensitivity hypersensitivity myocarditis hypersensitivity pneumonitis hypersensitivity vasculitis hypersomnia hypertension hypertension neonatal hypertensive crisis hypertensive emergency hypertensive encephalopathy hypertensive heart disease hypertensive nephropathy hypertensive urgency hyperthermia hyperthyroidism hypertonia hypertonic bladder hypertransaminasaemia hypertrichosis hypertriglyceridaemia hypertrophic cardiomyopathy hypertrophy hypertrophy of tongue papillae hyperuricaemia hyperventilation hypervigilance hyphaema hypnagogic hallucination hypoacusis hypoaesthesia hypoaesthesia eye hypoaesthesia oral hypoaesthesia teeth hypoalbuminaemia hypocalcaemia hypocapnia hypochromasia hypochromic anaemia hypocoagulable state hypogammaglobulinaemia hypogeusia hypoglossal nerve paralysis hypoglycaemia hypoglycaemia neonatal hypoglycaemic coma hypoglycaemic unconsciousness hypohidrosis hypokalaemia hypokinesia hypomagnesaemia hypomania hypomenorrhoea hypometabolism hyponatraemia hyponatraemic syndrome hypoperfusion hypophagia hypopituitarism hypoplastic left heart syndrome hypopnoea hypopyon hyporeflexia hyporesponsive to stimuli hyposmia hypospermia hypotension hypotensive crisis hypothermia hypothyroidic goitre hypothyroidism hypotonia hypotonia neonatal hypotonic-hyporesponsive episode hypotrichosis hypoventilation hypovitaminosis hypovolaemic shock hypoxia hypoxic-ischaemic encephalopathy hysterectomy ichthyosis acquired idiopathic angioedema idiopathic generalised epilepsy idiopathic intracranial hypertension idiopathic pulmonary fibrosis idiopathic urticaria idiosyncratic drug reaction iga nephropathy iiird nerve paralysis iiird nerve paresis ileus ileus paralytic iliac artery embolism iliac artery occlusion iliac artery stenosis ill-defined disorder illness illusion imaging procedure imaging procedure abnormal immature granulocyte count increased immediate post-injection reaction imminent abortion immobile immobilisation prolonged immune reconstitution inflammatory syndrome immune system disorder immune thrombocytopenia immune-mediated adverse reaction immune-mediated arthritis immune-mediated encephalopathy immune-mediated myocarditis immune-mediated myositis immunisation immunisation anxiety related reaction immunisation reaction immunodeficiency immunoglobulin therapy immunoglobulins decreased immunoglobulins increased immunology test immunology test abnormal immunosuppression impaired driving ability impaired fasting glucose impaired gastric emptying impaired healing impaired quality of life impaired reasoning impaired self-care impaired work ability impetigo implant site erythema implant site extravasation implant site hyperaesthesia implant site hypersensitivity implant site induration implant site infection implant site mass implant site oedema implant site pain implant site paraesthesia implant site pruritus implant site pustules implant site rash implant site swelling implant site warmth impulse-control disorder inability to crawl inadequate analgesia inappropriate affect inappropriate schedule of product administration incision site erythema incision site haemorrhage incision site pain incision site rash incision site swelling incoherent incomplete course of vaccination incontinence incorrect dosage administered incorrect dose administered incorrect product administration duration incorrect product dosage form administered incorrect product formulation administered incorrect route of product administration 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 indifference induration infant irritability infarction infected cyst infected dermal cyst infected skin ulcer infection infection in an immunocompromised host infection reactivation infection via vaccinee infectious mononucleosis infectious pleural effusion infectious thyroiditis infective exacerbation of bronchiectasis inferior vena cava dilatation infertility infertility female infertility male inflammation inflammation of wound inflammatory bowel disease inflammatory marker increased inflammatory pain influenza influenza like illness infusion infusion related hypersensitivity reaction infusion related reaction infusion site erythema infusion site haematoma infusion site haemorrhage infusion site hypoaesthesia infusion site joint inflammation infusion site joint movement impairment infusion site joint swelling infusion site mobility decreased infusion site nodule infusion site oedema infusion site pain infusion site pruritus infusion site rash infusion site streaking infusion site swelling infusion site thrombosis infusion site warmth inguinal hernia inguinal hernia repair inguinal mass inhibitory drug interaction initial insomnia injected limb mobility decreased injection injection related reaction injection site abscess injection site abscess sterile injection site alopecia injection site anaesthesia injection site atrophy injection site bruising injection site cellulitis injection site coldness injection site cyst injection site deformation 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 granuloma injection site haematoma injection site haemorrhage injection site hypersensitivity 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 ischaemia injection site joint erythema injection site joint inflammation injection site joint movement impairment injection site joint pain injection site joint swelling 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 papule injection site paraesthesia injection site phlebitis injection site plaque injection site pruritus injection site pustule injection site rash injection site reaction injection site scar injection site swelling injection site thrombosis injection site ulcer injection site urticaria injection site vasculitis injection site vesicles injection site warmth injury injury associated with device injury of conjunctiva inner ear disorder inner ear infarction inner ear inflammation insomnia instillation site hyperaesthesia instillation site pain instillation site vesicles instillation site warmth insulin resistance intellectual disability intensive care intensive care unit acquired weakness intention tremor intentional dose omission intentional overdose intentional product misuse intentional product use issue intentional self-injury intercepted medication error intercepted product administration error intercepted product storage error interchange of vaccine products intercostal neuralgia intermenstrual bleeding intermittent claudication internal capsule infarction internal haemorrhage international normalised ratio international normalised ratio abnormal international normalised ratio decreased international normalised ratio fluctuation international normalised ratio increased interspinous osteoarthritis interstitial lung disease intertrigo intervertebral disc degeneration intervertebral disc disorder intervertebral disc protrusion intervertebral discitis intestinal angioedema intestinal atony intestinal atresia intestinal dilatation intestinal haemorrhage intestinal infarction intestinal ischaemia intestinal obstruction intestinal perforation intestinal pseudo-obstruction intestinal transit time decreased intoxication by breast feeding intra-abdominal fluid collection intra-abdominal haematoma intra-abdominal haemorrhage intracardiac thrombus intracranial aneurysm intracranial haematoma intracranial hypotension intracranial mass intracranial pressure increased intraductal papilloma of breast intraductal proliferative breast lesion intranasal paraesthesia intra-ocular injection intraocular lens implant intraocular pressure increased intraocular pressure test intrauterine contraception intraventricular haemorrhage intrusive thoughts invasive ductal breast carcinoma investigation abnormal involuntary commitment iridocyclitis iris adhesions iris discolouration iris haemorrhage iritis iron deficiency iron deficiency anaemia irregular breathing irregular sleep phase irritability irritability postvaccinal irritable bowel syndrome ischaemia ischaemic cardiomyopathy ischaemic cerebral infarction ischaemic contracture of the left ventricle ischaemic hepatitis ischaemic neuropathy ischaemic skin ulcer ischaemic stroke itching scar ivth nerve disorder ivth nerve paralysis ivth nerve paresis jaundice jaundice cholestatic jaw clicking jaw disorder jaw fracture jc polyomavirus test positive joint ankylosis joint arthroplasty joint contracture joint dislocation joint effusion joint injection joint injury joint instability joint laxity joint lock joint microhaemorrhage joint neoplasm joint noise joint range of motion decreased joint space narrowing joint stiffness joint swelling joint warmth judgement impaired jugular vein distension jugular vein occlusion jugular vein thrombosis juvenile idiopathic arthritis juvenile myoclonic epilepsy kaposi's sarcoma kawasaki's disease keloid scar keratitis keratitis bacterial keratosis pilaris keratouveitis ketoacidosis ketonuria kidney duplex kidney enlargement kidney infection kidney malformation kidney transplant rejection klebsiella bacteraemia klebsiella sepsis klinefelter's syndrome knee arthroplasty knee operation kounis syndrome kyphosis labia enlarged labile blood pressure labile hypertension laboratory test laboratory test abnormal labour complication labyrinthitis lack of spontaneous speech lacrimal structural disorder lacrimation decreased lacrimation disorder lacrimation increased lactation disorder lactation puerperal increased lactic acidosis lactose intolerance lacunar infarction lacunar stroke lagophthalmos langerhans' cell histiocytosis language disorder large intestinal haemorrhage large intestinal obstruction large intestine benign neoplasm large intestine infection large intestine perforation laryngeal discomfort laryngeal dyspnoea laryngeal inflammation laryngeal obstruction laryngeal oedema laryngeal pain laryngitis laryngomalacia laryngopharyngitis laryngoscopy laryngospasm larynx irritation latent autoimmune diabetes in adults lateral medullary syndrome laziness learning disability left atrial enlargement left ventricular dilatation left ventricular dysfunction left ventricular enlargement left ventricular failure left ventricular hypertrophy leg amputation legionella infection leiomyosarcoma lennox-gastaut syndrome lenticular opacities leptospirosis leriche syndrome lethargy leukaemia leukaemia recurrent leukocytosis leukocyturia leukoencephalopathy leukopenia leukoplakia oral lhermitte's sign libido decreased libido disorder libido increased lichen planus lichen sclerosus lichen striatus lichenification lichenoid keratosis lid sulcus deepened ligament disorder ligament injury ligament laxity ligament operation ligament pain ligament rupture ligament sprain light chain analysis increased limb crushing injury limb deformity limb discomfort limb girth decreased limb immobilisation limb injury limb mass limb operation limb reconstructive surgery limb reduction defect limbal swelling limbic encephalitis linear iga disease lip and/or oral cavity cancer lip blister lip discolouration lip disorder lip dry lip erythema lip exfoliation lip haematoma lip haemorrhage lip infection lip injury lip oedema lip pain lip pruritus lip swelling lip ulceration lipase increased lipids increased lipoatrophy lipodystrophy acquired lipoedema lipolysis procedure lipoma lipoprotein-a increased liquid product physical issue listless live birth livedo reticularis liver abscess liver disorder liver function test liver function test abnormal liver function test increased liver injury liver tenderness liver transplant rejection lividity local anaesthesia local reaction localised infection localised oedema locomotive syndrome logorrhoea long thoracic nerve palsy loose body in joint lordosis loss of bladder sensation loss of consciousness loss of control of legs 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 density lipoprotein increased lower gastrointestinal haemorrhage lower limb fracture lower motor neurone lesion lower respiratory tract congestion lower respiratory tract infection lower respiratory tract infection viral lumbar puncture lumbar puncture abnormal lumbar radiculopathy lumbar spinal stenosis lumbar vertebral fracture lumbosacral plexopathy lumbosacral radiculopathy lung adenocarcinoma lung cancer metastatic lung carcinoma cell type unspecified recurrent lung carcinoma cell type unspecified stage i lung consolidation lung disorder lung infiltration lung neoplasm lung neoplasm malignant lung opacity lung transplant rejection lupus nephritis lupus vasculitis lupus-like syndrome luteal phase deficiency lyme disease lymph gland infection lymph node abscess lymph node fibrosis lymph node pain lymph node palpable lymph node tuberculosis lymph nodes scan abnormal lymphadenectomy lymphadenitis lymphadenitis bacterial lymphadenocyst lymphadenopathy lymphadenopathy mediastinal lymphangitis lymphocele lymphocyte count lymphocyte count abnormal lymphocyte count decreased lymphocyte count increased lymphocyte percentage decreased lymphocytic infiltration lymphocytosis lymphoedema lymphoid tissue hyperplasia lymphoma lymphomatoid papulosis lymphopenia lymphoproliferative disorder lymphostasis macrocephaly macrocytosis macroglossia macular cyst macular degeneration macular detachment macular fibrosis macular hole macular oedema macular rupture macule maculopathy madarosis magic syndrome magnetic resonance imaging magnetic resonance imaging abnormal magnetic resonance imaging head magnetic resonance imaging head abnormal magnetic resonance imaging head normal major depression malabsorption malaise malaria male sexual dysfunction malignant hypertension malignant melanoma malignant melanoma in situ malignant neoplasm progression malpositioned teeth mammary duct ectasia mammogram abnormal mania manic symptom mantle cell lymphoma recurrent manufacturing equipment issue marasmus marginal zone lymphoma masked fever mass mast cell activation syndrome mastication disorder mastitis mastitis bacterial mastocytosis mastoid disorder mastoiditis maternal condition affecting foetus maternal exposure before pregnancy maternal exposure during breast feeding maternal exposure during pregnancy maternal exposure timing unspecified maxillofacial sinus neoplasm maximum heart rate maximum heart rate increased mean arterial pressure mean platelet volume decreased mean platelet volume increased measles mechanical urticaria mechanical ventilation meconium in amniotic fluid medial tibial stress syndrome medical device monitoring error medical device removal medical device site cyst medical device site hypoaesthesia medical device site phlebitis medical device site recall reaction medical induction of coma medical observation medical procedure medication dilution medication error medication overuse headache megacolon meibomian gland dysfunction melaena melanocytic naevus melanoma recurrent melas syndrome memory impairment menarche meniere's disease meningeal disorder meningeal thickening meningism meningitis meningitis aseptic meningitis bacterial meningitis coxsackie viral meningitis herpes meningitis tuberculous meningitis viral meningococcal bacteraemia meningoencephalitis herpes simplex neonatal meningoencephalitis herpetic meningoencephalitis viral meningoradiculitis meningorrhagia menometrorrhagia menopausal disorder menopausal symptoms menopause menstrual cycle management menstrual discomfort menstrual disorder menstruation delayed menstruation irregular menstruation normal mental disability mental disorder mental fatigue mental impairment mental status changes meralgia paraesthetica mesenteric arterial occlusion mesenteric artery aneurysm mesenteric artery embolism mesenteric artery thrombosis mesenteric haemorrhage mesenteric panniculitis mesenteric vascular occlusion mesenteric vein thrombosis mesenteric venous occlusion metabolic acidosis metal poisoning metamorphopsia metaplasia metastases to bone metastases to breast metastases to central nervous system metastases to lung metastases to lymph nodes metastatic neoplasm metatarsalgia metrorrhoea microalbuminuria microangiopathic haemolytic anaemia microangiopathy microcytic anaemia microembolism micropenis microscopic polyangiitis microvascular cranial nerve palsy micturition disorder micturition urgency middle ear disorder middle ear effusion middle ear inflammation middle insomnia migraine migraine with aura migraine without aura milia miliaria milk allergy miller fisher syndrome mineral deficiency mineral metabolism disorder miosis misleading laboratory test result mite allergy mitral valve incompetence mitral valve prolapse mixed anxiety and depressive disorder mixed connective tissue disease mixed deafness mixed liver injury mobility decreased molluscum contagiosum monoclonal immunoglobulin increased monocytosis mononeuritis mononeuropathy mononeuropathy multiplex mononucleosis syndrome monoparesis monoplegia mood altered mood swings morbihan disease morning sickness morphoea morton's neuralgia motion sickness motor dysfunction motor neurone disease mouth cyst mouth haemorrhage mouth injury mouth swelling mouth ulceration movement disorder mucocutaneous rash mucolipidosis mucormycosis mucosal disorder mucosal dryness mucosal haemorrhage mucosal inflammation mucosal pain mucous stools multi-organ disorder multiple allergies multiple congenital abnormalities multiple fractures multiple injuries multiple organ dysfunction syndrome multiple sclerosis multiple sclerosis relapse multiple sclerosis relapse prophylaxis multisystem inflammatory syndrome in children mumps muscle abscess muscle atrophy muscle contractions involuntary muscle contracture muscle discomfort muscle disorder muscle enzyme increased muscle fatigue muscle haemorrhage muscle hypertrophy muscle injury muscle mass muscle necrosis muscle oedema muscle rigidity muscle rupture muscle spasms muscle spasticity muscle strain muscle strength abnormal muscle swelling muscle tightness muscle twitching muscular weakness musculoskeletal chest pain musculoskeletal discomfort musculoskeletal disorder musculoskeletal pain musculoskeletal stiffness mutism myalgia myalgia intercostal myasthenia gravis myasthenia gravis crisis myasthenic syndrome mycobacterium tuberculosis complex test positive mydriasis myelitis myelitis transverse myelodysplastic syndrome myelodysplastic syndrome unclassifiable myeloid leukaemia myelopathy myelosuppression myocardial fibrosis myocardial infarction myocardial ischaemia myocardial necrosis marker myocardial necrosis marker increased myocardial oedema myocardial rupture myocardial strain myocarditis myoclonic epilepsy myoclonus myofascial pain syndrome myofascitis myokymia myopathy myopathy toxic myopia myopic chorioretinal degeneration myopic traction maculopathy myosclerosis myositis myringitis myxofibrosarcoma naevus flammeus nail bed bleeding nail bed disorder nail discolouration nail disorder nail fold inflammation nail operation nail psoriasis nail ridging narcolepsy nasal abscess nasal cavity packing nasal congestion nasal crusting nasal cyst nasal discharge discolouration nasal discomfort nasal disorder nasal dryness nasal flaring nasal herpes nasal inflammation nasal injury nasal mucosa atrophy nasal obstruction nasal oedema nasal polyps nasal pruritus nasal septum deviation nasal ulcer nasopharyngitis nausea near death experience near drowning neck injury neck mass neck pain necrosis necrosis ischaemic necrotic lymphadenopathy necrotising fasciitis necrotising retinitis necrotising scleritis necrotising ulcerative gingivostomatitis necrotising ulcerative periodontitis needle issue needle track marks neonatal alloimmune thrombocytopenia neonatal aspiration neonatal dyspnoea neonatal hypoxia neonatal insufficient breast milk syndrome neonatal pneumothorax neonatal respiratory distress syndrome neonatal respiratory failure neoplasm neoplasm malignant neoplasm progression neoplasm recurrence neoplasm skin neovascular age-related macular degeneration neovascularisation nephrectomy nephritis nephrolithiasis nephropathy nephrotic syndrome nerve block nerve compression nerve injury nervous system disorder nervousness neuralgia neuralgic amyotrophy neuritis neuritis cranial neuroborreliosis neurodermatitis neuroendocrine tumour neurofibroma neurogenic bladder neurogenic shock neuroleptic malignant syndrome neurologic neglect syndrome neurological decompensation neurological examination neurological examination normal neurological infection neurological symptom neuromuscular blockade neuromuscular pain neuromyelitis optica spectrum disorder neuromyopathy neuropathic muscular atrophy neuropathy peripheral neurosarcoidosis neurosensory hypoacusis neurosyphilis neurotoxicity neurotransmitter level altered neutralising antibodies neutralising antibodies negative neutropenia neutropenic sepsis neutrophil count neutrophil count decreased neutrophilia neutrophilic dermatosis new daily persistent headache night blindness night sweats nightmare nipple disorder nipple exudate bloody nipple oedema nipple pain nipple swelling no adverse event no reaction on previous exposure to drug nocturia nocturnal dyspnoea nodal arrhythmia nodal osteoarthritis nodular melanoma nodular rash nodular vasculitis nodule non-cardiac chest pain non-cardiogenic pulmonary oedema non-hodgkin's lymphoma noninfectious myelitis noninfective chorioretinitis noninfective conjunctivitis noninfective encephalitis noninfective encephalomyelitis noninfective gingivitis noninfective oophoritis noninfective retinitis noninfective sialoadenitis non-neutralising antibodies non-pitting oedema nonspecific reaction norepinephrine increased normal pressure hydrocephalus normochromic normocytic anaemia normocytic anaemia notalgia paraesthetica nothing by mouth order n-terminal prohormone brain natriuretic peptide increased nuchal rigidity numb chin syndrome nystagmus obsessive-compulsive disorder obstructive airways disorder obstructive pancreatitis occipital neuralgia occupational exposure to product ocular discomfort ocular hyperaemia ocular hypertension ocular icterus ocular ischaemic syndrome ocular myasthenia ocular retrobulbar haemorrhage ocular rosacea ocular vascular disorder oculogyric crisis oculomotor study abnormal oculomucocutaneous syndrome odynophagia oedema oedema genital oedema mouth oedema mucosal oedema peripheral oedematous pancreatitis oesophageal achalasia oesophageal cancer metastatic oesophageal candidiasis oesophageal carcinoma oesophageal compression oesophageal haemorrhage oesophageal oedema oesophageal pain oesophageal perforation oesophageal spasm oesophageal ulcer haemorrhage oesophageal varices haemorrhage oesophagitis oestriol off label use olfactory nerve disorder olfactory test oligoarthritis oligomenorrhoea oliguria omental infarction oncologic complication onychalgia onychoclasis onycholysis onychomadesis oophoritis open globe injury ophthalmic artery thrombosis ophthalmic herpes simplex ophthalmic herpes zoster ophthalmic migraine ophthalmic vein thrombosis ophthalmological examination ophthalmoplegia ophthalmoplegic migraine opiates opisthotonus opsoclonus myoclonus optic atrophy optic disc disorder optic disc haemorrhage optic discs blurred optic ischaemic neuropathy optic nerve disorder optic nerve infarction optic nerve injury optic nerve sheath haemorrhage optic neuritis optic neuropathy optic perineuritis oral allergy syndrome oral bacterial infection oral blood blister oral candidiasis oral contusion oral discomfort oral disorder oral dysaesthesia oral fungal infection oral herpes oral infection oral lichen planus oral mucosa erosion oral mucosa haematoma oral mucosal blistering oral mucosal eruption oral mucosal erythema oral mucosal exfoliation oral neoplasm oral pain oral papule oral pigmentation oral pruritus orbital cyst orbital haematoma orbital myositis orbital oedema orchitis orchitis noninfective organ failure organic brain syndrome organic erectile dysfunction organising pneumonia oromandibular dystonia oropharyngeal blistering oropharyngeal candidiasis oropharyngeal discomfort oropharyngeal oedema oropharyngeal pain oropharyngeal spasm oropharyngeal swelling orthopnoea orthostatic heart rate response increased orthostatic hypertension orthostatic hypotension orthostatic intolerance osteitis osteoarthritis osteomyelitis osteomyelitis acute osteonecrosis osteonecrosis of jaw osteoporosis osteoporotic fracture otitis externa otitis media otitis media acute otitis media bacterial otolithiasis otorrhoea ovarian abscess ovarian cancer ovarian cyst ovarian cyst ruptured ovarian enlargement ovarian failure ovarian haemorrhage ovarian hyperfunction ovarian vein thrombosis overdose overgrowth fungal oversensing overweight ovulation delayed ovulation disorder ovulation induction ovulation pain oxygen consumption oxygen saturation oxygen saturation abnormal oxygen saturation decreased oxygen therapy pachymeningitis paget-schroetter syndrome pain pain in extremity pain in jaw pain of skin painful ejaculation painful respiration palatal disorder palatal oedema palatal swelling palate injury palindromic rheumatism pallor palmar erythema palmar-plantar erythrodysaesthesia syndrome palmoplantar pustulosis palpable purpura palpatory finding abnormal palpitations pancreas infection pancreatic carcinoma pancreatic carcinoma metastatic pancreatic enlargement pancreatic enzyme abnormality pancreatic failure pancreatic mass pancreatic pseudocyst pancreatic steatosis pancreatitis pancreatitis acute pancreatitis chronic pancreatitis haemorrhagic pancreatitis necrotising pancytopenia panic attack panic reaction panniculitis panophthalmitis papillitis papilloedema papilloma viral infection papillophlebitis papular pruritic eruption of hiv papule paracentesis eye paradoxical drug reaction paradoxical embolism paradoxical psoriasis paraesthesia paraesthesia ear paraesthesia mucosal paraesthesia oral paralysis paralysis recurrent laryngeal nerve paralytic disability paramnesia paranasal sinus discomfort paranasal sinus haemorrhage paranasal sinus hypersecretion paranasal sinus inflammation paranoia paraparesis paraplegia paraproteinaemia parapsoriasis parasitic gastroenteritis paresis paresis cranial nerve parkinsonism parkinson's disease parkinson's disease psychosis paronychia parophthalmia parosmia parotid gland enlargement parotitis paroxysmal arrhythmia paroxysmal atrioventricular block paroxysmal extreme pain disorder partial seizures partial seizures with secondary generalisation patellofemoral pain syndrome paternal exposure during pregnancy pathogen resistance pathological fracture patient elopement patient isolation peau d'orange pelvic abscess pelvic fracture pelvic haematoma pelvic haemorrhage pelvic inflammatory disease pelvic mass pelvic pain pelvic venous thrombosis pemphigoid pemphigus penile burning sensation penile discharge penile discomfort penile haematoma penile haemorrhage penile oedema penile pain penile swelling penile ulceration penile vein thrombosis penis disorder penis injury penoscrotal fusion peptic ulcer peptic ulcer haemorrhage peptostreptococcus infection performance status decreased periarthritis pericardial disease pericardial drainage pericardial effusion pericardial excision pericardial fibrosis pericardial haemorrhage pericarditis pericarditis constrictive pericarditis infective perichondritis pericoronitis perihepatic discomfort perineal pain perinephric oedema periodontitis perioral dermatitis periorbital cellulitis periorbital disorder periorbital haematoma periorbital haemorrhage periorbital inflammation periorbital oedema periorbital pain periorbital swelling peripheral arterial occlusive disease peripheral artery aneurysm peripheral artery angioplasty peripheral artery occlusion peripheral artery stenosis peripheral artery thrombosis peripheral circulatory failure peripheral coldness peripheral embolism peripheral ischaemia peripheral motor neuropathy peripheral nerve lesion peripheral nerve palsy peripheral nerve paresis peripheral paralysis peripheral sensorimotor neuropathy peripheral sensory neuropathy peripheral swelling peripheral vascular disorder peripheral vein thrombus extension peripheral venous disease periphlebitis peritoneal fibrosis peritonitis peritonitis bacterial peritonsillar abscess periumbilical abscess perivascular dermatitis pernio-like erythema peroneal nerve injury peroneal nerve palsy persecutory delusion persistent genital arousal disorder persistent postural-perceptual dizziness pertussis petechiae petit mal epilepsy peyronie's disease pfeiffer syndrome ph urine phantom limb syndrome pharyngeal disorder pharyngeal enanthema pharyngeal erythema pharyngeal haemorrhage pharyngeal hypoaesthesia pharyngeal inflammation pharyngeal oedema pharyngeal paraesthesia pharyngeal stenosis pharyngeal swelling pharyngeal ulceration pharyngitis pharyngitis bacterial pharyngitis streptococcal pharyngolaryngeal abscess philadelphia chromosome positive phlebectomy phlebitis phlebitis deep phlebitis superficial phlebotomy phobia phobic postural vertigo photodermatosis photophobia photopsia photosensitivity reaction physical deconditioning pigmentation disorder piloerection pilonidal cyst pinguecula pituitary apoplexy pityriasis pityriasis alba pityriasis rosea pityriasis rubra pilaris placenta praevia planning to become pregnant plantar erythema plantar fasciitis plasma cell mastitis plasma cell myeloma plasma cell myeloma recurrent plasmacytoma plasmodium vivax infection platelet aggregation abnormal platelet aggregation increased platelet count platelet count abnormal platelet count decreased platelet count increased platelet count normal platelet disorder platelet factor 4 platelet transfusion pleocytosis pleomorphic adenoma pleural effusion pleural infection pleurisy pleurisy viral pleuritic pain pleuropericarditis plicated tongue pneumocystis jirovecii pneumonia pneumomediastinum pneumonia pneumonia aspiration pneumonia bacterial pneumonia chlamydial pneumonia legionella pneumonia mycoplasmal pneumonia pneumococcal pneumonia pseudomonal pneumonia staphylococcal pneumonia viral pneumonitis pneumothorax pneumothorax spontaneous poisoning pollakiuria polyarteritis nodosa polyarthritis polychondritis polycystic liver disease polycystic ovaries polycythaemia polycythaemia vera polydipsia polymenorrhagia polymenorrhoea polymerase chain reaction positive polymorphic light eruption polymyalgia rheumatica polymyositis polyneuropathy polyp polypoidal choroidal vasculopathy polyserositis polyuria poor peripheral circulation poor quality product administered poor quality sleep poor venous access poor weight gain neonatal porphyria porphyria non-acute portal vein dilatation portal vein embolism portal vein occlusion portal vein thrombosis portosplenomesenteric venous thrombosis positron emission tomogram positron emission tomogram abnormal post abortion haemorrhage post herpetic neuralgia post laminectomy syndrome post lumbar puncture syndrome post procedural complication post procedural haemorrhage post procedural infection post procedural pneumonia post vaccination syndrome post viral fatigue syndrome post-acute covid-19 syndrome posterior interosseous syndrome posterior reversible encephalopathy syndrome postictal paralysis postictal state postmenopausal haemorrhage postmenopause postoperative thrombosis postpartum venous thrombosis post-traumatic pain post-traumatic stress disorder postural orthostatic tachycardia syndrome posture abnormal potentiating drug interaction precancerous condition pre-eclampsia pre-existing condition improved pregnancy pregnancy after post coital contraception pregnancy on contraceptive pregnancy test positive pregnancy with contraceptive device premature baby premature delivery 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 prerenal failure presbyopia prescribed overdose prescribed underdose presyncope preterm premature rupture of membranes priapism primary headache associated with sexual activity primary hyperthyroidism primary progressive multiple sclerosis prinzmetal angina procalcitonin increased procedural anxiety procedural complication procedural dizziness procedural headache procedural intestinal perforation procedural pain procedural vomiting proctalgia proctitis proctitis ulcerative product administered at inappropriate site product administered to patient of inappropriate age product administration error product administration interrupted product availability issue product communication issue product complaint product contamination product contamination physical product dispensing error product dose omission in error product dose omission issue product formulation issue product impurity product leakage product lot number issue product preparation error product preparation issue product prescribing error product prescribing issue product quality issue product selection error product storage error product taste abnormal product use in unapproved indication product use issue productive cough progesterone decreased progressive multiple sclerosis progressive supranuclear palsy prophylaxis of nausea and vomiting prostate cancer prostate cancer recurrent prostate infection prostatic disorder prostatic operation prostatic specific antigen decreased prostatic specific antigen increased prostatitis prostatomegaly prosthetic cardiac valve thrombosis protein c increased protein urine protein urine present proteinuria prothrombin level decreased prothrombin time prothrombin time abnormal prothrombin time prolonged prothrombin time ratio increased prurigo pruritus pruritus allergic pruritus genital pseudoallergic reaction pseudocyst pseudodementia pseudofolliculitis pseudolymphoma pseudomonal sepsis pseudomonas infection pseudovasculitis psoriasis psoriatic arthropathy psychogenic pseudosyncope psychogenic seizure psychological trauma psychomotor hyperactivity psychomotor skills impaired psychotic disorder pubic pain pulmonary alveolar haemorrhage pulmonary arterial hypertension pulmonary artery thrombosis pulmonary congestion pulmonary embolism pulmonary eosinophilia pulmonary fibrosis pulmonary function test decreased pulmonary granuloma pulmonary haemorrhage pulmonary hypertension pulmonary infarction pulmonary malformation pulmonary mass pulmonary microemboli pulmonary oedema pulmonary pain pulmonary sepsis pulmonary thrombosis pulmonary tuberculosis pulmonary vascular resistance abnormality pulmonary vasculitis pulmonary venous thrombosis pulpitis dental pulse abnormal pulse absent pulseless electrical activity punctate keratitis puncture site erythema puncture site haematoma puncture site hypoaesthesia puncture site induration puncture site infection puncture site oedema puncture site pain puncture site pruritus puncture site reaction puncture site swelling pupil fixed pupillary reflex impaired pupils unequal purpura purpura non-thrombocytopenic purulent discharge pustular psoriasis pustule putamen haemorrhage pyelitis pyelonephritis pyelonephritis acute pyoderma pyoderma gangrenosum pyoderma streptococcal pyogenic granuloma pyomyositis pyramidal tract syndrome pyrexia q fever quadrantanopia quadriparesis quadriplegia quality of life decreased radial nerve injury radial nerve palsy radicular pain radiculitis brachial radiculopathy radiotherapy rales rapid eye movements sleep abnormal rash rash erythematous rash macular rash maculo-papular rash maculovesicular rash morbilliform rash papular rash papulosquamous rash pruritic rash pustular rash scarlatiniform rash vesicular raynaud's phenomenon reaction to colouring reaction to excipient reaction to preservatives reactogenicity event rebound atopic dermatitis rebound eczema recall phenomenon rectal abscess rectal haemorrhage recurrence of neuromuscular blockade recurrent subareolar breast abscess red blood cell abnormality red blood cell agglutination red blood cell count decreased red blood cell sedimentation rate increased reduced facial expression reflux gastritis reflux laryngitis refraction disorder refusal of treatment by patient regurgitation relapsing multiple sclerosis relapsing-remitting multiple sclerosis remission not achieved renal artery dissection renal artery occlusion renal artery stenosis renal artery thrombosis renal cancer renal cancer metastatic renal cell carcinoma renal colic renal disorder renal dysplasia renal embolism renal failure renal function test abnormal renal haemorrhage renal impairment renal infarct renal injury renal mass renal pain renal transplant renal tubular injury renal tubular necrosis renal vasculitis renal vein occlusion renal vein thrombosis renal-limited thrombotic microangiopathy respiration abnormal respiratory alkalosis respiratory arrest respiratory depression respiratory disorder respiratory distress respiratory failure respiratory fatigue respiratory rate decreased respiratory rate increased respiratory symptom respiratory syncytial virus infection respiratory tract congestion respiratory tract haemorrhage respiratory tract infection respiratory tract irritation respiratory tract oedema resting tremor restless arm syndrome restless legs syndrome restlessness resuscitation retching retinal aneurysm retinal artery embolism retinal artery occlusion retinal artery thrombosis retinal cyst retinal degeneration retinal detachment retinal disorder retinal exudates retinal fovea disorder retinal function test abnormal retinal haemorrhage retinal infarction retinal injury retinal ischaemia retinal migraine retinal neovascularisation retinal oedema retinal pigment epitheliopathy retinal tear retinal toxicity retinal vascular disorder retinal vascular occlusion retinal vascular thrombosis retinal vasculitis retinal vein occlusion retinal vein thrombosis retinal vein varices retinal vessel avulsion retinitis pigmentosa retinopathy retinopathy hypertensive retrograde amnesia retroperitoneal haematoma retroperitoneal haemorrhage retroplacental haematoma reversible cerebral vasoconstriction syndrome reversible ischaemic neurological deficit reversible splenial lesion syndrome reye's syndrome rhabdomyolysis rhegmatogenous retinal detachment rheumatic disorder rheumatic fever rheumatic heart disease rheumatoid arthritis rhinalgia rhinitis rhinitis allergic rhinorrhoea rib fracture richter's syndrome right ventricular failure road traffic accident root canal infection rosacea roseola rotator cuff syndrome rotavirus infection ruptured cerebral aneurysm sacroiliitis saliva altered saliva discolouration salivary gland calculus salivary gland cancer stage iii salivary gland disorder salivary gland enlargement salivary gland pain salivary hypersecretion salpingitis sarcoidosis sarcoma sarcopenia sars-cov-1 test positive sars-cov-2 antibody test sars-cov-2 antibody test negative sars-cov-2 antibody test positive sars-cov-2 test sars-cov-2 test false positive sars-cov-2 test negative sars-cov-2 test positive scab scalloped tongue scan scan lymph nodes scar scar inflammation scar pain schizophrenia sciatic nerve injury sciatic nerve neuropathy sciatic nerve palsy sciatica scintillating scotoma scleral haemorrhage scleritis scleroderma scleroderma associated digital ulcer scratch screaming scrotal discomfort scrotal erythema scrotal oedema scrotal pain scrotal swelling seasonal allergy seborrhoeic dermatitis secondary cerebellar degeneration secondary immunodeficiency secondary tic secretion discharge sedation segmented hyalinising vasculitis seizure seizure anoxic seizure cluster seizure like phenomena self-injurious ideation semen analysis abnormal semen viscosity decreased semen volume decreased semenuria sensation of blood flow sensation of foreign body sense of oppression sensitisation sensitive skin sensorimotor disorder sensory disturbance sensory ganglionitis sensory level sensory level abnormal sensory loss sensory overload sepsis septic pulmonary embolism septic rash septic shock seroconversion test negative serology negative seronegative arthritis serositis serotonin syndrome serpiginous choroiditis serum ferritin decreased serum sickness serum sickness-like reaction severe acute respiratory syndrome severe asthma with fungal sensitisation sexual dysfunction shock shock haemorrhagic shock symptom shoulder injury related to vaccine administration shoulder operation sialoadenitis sick building syndrome sickle cell anaemia sickle cell anaemia with crisis sight disability silent thyroiditis similar reaction on previous exposure to drug simple partial seizures sinonasal obstruction sinus arrest sinus arrhythmia sinus bradycardia sinus disorder sinus headache sinus node dysfunction sinus pain sinus tachycardia sinusitis sjogren's syndrome skin abrasion skin adhesion skin atrophy skin bacterial infection skin burning sensation skin cancer skin candida skin depigmentation skin discolouration skin discomfort skin disorder skin erosion skin exfoliation skin fissures skin haemorrhage skin hyperpigmentation skin hypertrophy skin hypopigmentation skin indentation skin induration skin infection skin injury skin irritation skin laceration skin lesion skin lesion inflammation skin mass skin necrosis skin neoplasm excision skin odour abnormal skin oedema skin papilloma skin plaque skin reaction skin sensitisation skin swelling skin temperature skin test positive skin tightness skin ulcer skin warm skin wound sleep apnoea syndrome sleep attacks sleep deficit sleep disorder sleep disorder due to general medical condition, insomnia type sleep paralysis sleep terror slow response to stimuli sluggishness small fibre neuropathy small intestinal haemorrhage small intestinal obstruction smoke sensitivity smoking cessation therapy sneezing social avoidant behaviour soft tissue infection soft tissue mass soft tissue swelling solar dermatitis solar lentigo solar urticaria somnambulism somnolence sopor speech disorder sperm concentration sperm concentration decreased spermatozoa abnormal sphincter of oddi dysfunction spider naevus spider vein spinal compression fracture spinal cord disorder spinal cord haemorrhage spinal cord infarction spinal cord ischaemia spinal cord oedema spinal disorder spinal fracture spinal fusion surgery spinal osteoarthritis spinal pain spinal stroke spinal subdural haematoma spinal subdural haemorrhage spinal vascular disorder splenic artery embolisation splenic artery thrombosis splenic haemorrhage splenic infarction splenic rupture splenic thrombosis splenic vein thrombosis splenomegaly splinter haemorrhages spondylitis spontaneous haematoma spontaneous haemorrhage spontaneous hyphaema spontaneous penile erection sputum abnormal sputum increased squamous cell carcinoma stab wound staphylococcal abscess staphylococcal impetigo staphylococcal infection staphylococcal sepsis staphylococcal skin infection staphylococcus test positive staring stasis dermatitis status asthmaticus status epilepticus status migrainosus steatorrhoea stenosis stent-graft endoleak stevens-johnson syndrome stiff leg syndrome stiff person syndrome stillbirth still's disease stoma care stoma site haemorrhage stomatitis stomatitis necrotising strabismus strangulated hernia strawberry tongue streptobacillus infection streptococcal infection streptococcal sepsis streptococcal urinary tract infection streptococcus test positive stress stress cardiomyopathy stridor stroke volume decreased subacute cutaneous lupus erythematosus subacute endocarditis subacute hepatic failure subacute inflammatory demyelinating polyneuropathy subarachnoid haematoma subarachnoid haemorrhage subclavian artery thrombosis subclavian vein stenosis subclavian vein thrombosis subcutaneous abscess subcutaneous emphysema subcutaneous haematoma subdural haematoma subdural haemorrhage subileus submaxillary gland enlargement subretinal fluid subretinal haematoma sudden cardiac death sudden death sudden hearing loss sudden infant death syndrome sudden onset of sleep sudden unexplained death in epilepsy sudden visual loss suffocation feeling suicidal behaviour suicidal ideation suicide attempt suicide threat sunburn sunct syndrome superficial vein prominence superior sagittal sinus thrombosis superior vena cava syndrome supernumerary nipple suppressed lactation suprapubic pain supraventricular extrasystoles supraventricular tachyarrhythmia supraventricular tachycardia surgery susac's syndrome suspected covid-19 suture rupture sweat discolouration sweat gland disorder sweating fever swelling swelling face swelling of eyelid swollen joint count swollen joint count increased swollen tongue symmetrical drug-related intertriginous and flexural exanthema symptom recurrence syncope syndactyly synovial cyst synovial fluid crystal present synovial rupture synovitis syphilis syringe issue systemic candida systemic inflammatory response syndrome systemic lupus erythematosus systemic lupus erythematosus rash systemic scleroderma systolic hypertension tachyarrhythmia tachycardia tachycardia foetal tachycardia paroxysmal tachypnoea takayasu's arteritis tardive dyskinesia target skin lesion taste disorder tearfulness telangiectasia temperature intolerance temperature regulation disorder temporal lobe epilepsy temporomandibular joint syndrome tender joint count tenderness tendinous contracture tendon discomfort tendon disorder tendon injury tendon pain tendon rupture tendon sheath disorder tendonitis tenosynovitis tenosynovitis stenosans tension tension headache terminal ileitis terminal state testicular cyst testicular disorder testicular mass testicular oedema testicular pain testicular swelling testis cancer testis discomfort tetanus tetany thalamic infarction thalamus haemorrhage therapeutic product effect decreased therapeutic product effect delayed therapeutic product effect incomplete therapeutic product effect prolonged therapeutic product ineffective therapeutic response unexpected therapy change therapy non-responder therapy partial responder thermal burn thermal burns of eye thermoanaesthesia thinking abnormal thirst thoracic haemorrhage thoracic outlet syndrome thought blocking threatened labour throat irritation throat tightness thrombectomy thrombocytopenia thrombocytopenic purpura thrombocytosis thrombophlebitis thrombophlebitis migrans thrombophlebitis superficial thrombosed varicose vein thrombosis thrombosis in device thrombosis mesenteric vessel thrombosis prophylaxis thrombotic cerebral infarction thrombotic microangiopathy thrombotic stroke thrombotic thrombocytopenic purpura thunderclap headache thymus enlargement thyroid cancer thyroid cyst thyroid disorder thyroid function test abnormal thyroid mass thyroid neoplasm thyroid pain thyroiditis thyroiditis acute thyroiditis subacute thyrotoxic crisis thyroxine tibia fracture tic tinea pedis tinea versicolour tinnitus tissue injury tobacco user tolosa-hunt syndrome tongue blistering tongue coated tongue discolouration tongue discomfort tongue disorder tongue dry tongue eruption tongue fungal infection tongue geographic tongue haematoma tongue haemorrhage tongue oedema tongue paralysis tongue pruritus tongue spasm tongue ulceration tonic clonic movements tonic convulsion tonsil cancer tonsillar atrophy tonsillar disorder tonsillar haemorrhage tonsillar hypertrophy tonsillar inflammation tonsillitis tonsillitis bacterial tooth abscess tooth discolouration tooth disorder tooth extraction tooth fracture tooth infection tooth injury tooth loss tooth resorption tooth socket haemorrhage toothache torticollis total lung capacity decreased tourette's disorder toxic encephalopathy toxic epidermal necrolysis toxic shock syndrome toxic skin eruption toxicity to various agents toxoplasma serology positive toxoplasmosis tracheal pain tracheal stenosis tracheitis transaminases transaminases abnormal transaminases increased transfusion transfusion-related acute lung injury transgender operation transient aphasia transient global amnesia transient ischaemic attack transplant rejection transverse sinus thrombosis traumatic haematoma traumatic haemorrhage traumatic haemothorax traumatic intracranial haemorrhage treatment failure tremor trichoglossia trichorrhexis tricuspid valve incompetence trigeminal nerve disorder trigeminal neuralgia trigeminal neuritis trigeminal palsy trigger finger trismus trombidiasis troponin abnormal troponin increased troponin t truncus coeliacus thrombosis tuberculosis tuberculous pleurisy tubulointerstitial nephritis tumour haemorrhage tumour marker abnormal tumour marker increased tumour pain tunnel vision twin pregnancy tympanic membrane disorder tympanic membrane perforation type 1 diabetes mellitus type 2 diabetes mellitus type i hypersensitivity type ii hypersensitivity type iii immune complex mediated reaction type iv hypersensitivity reaction typical aura without headache uhthoff's phenomenon ulcer ulcer haemorrhage ulcerative keratitis ulnar nerve injury ulnar nerve palsy ulnar neuritis ultrasound antenatal screen normal umbilical erythema underdose underimmunisation undersensing unevaluable event unintended pregnancy unintentional use for unapproved indication unresponsive to stimuli unwanted pregnancy upper airway obstruction upper gastrointestinal haemorrhage upper limb fracture upper motor neurone lesion upper respiratory tract congestion upper respiratory tract infection upper respiratory tract inflammation upper-airway cough syndrome ureteral disorder urethral caruncle urethral haemorrhage urethritis urge incontinence urinary bladder haemorrhage urinary hesitation urinary incontinence urinary retention urinary straining urinary tract disorder urinary tract infection urinary tract infection bacterial urinary tract inflammation urinary tract obstruction urinary tract pain urine abnormality urine albumin/creatinine ratio urine analysis urine analysis abnormal urine analysis normal urine flow decreased urine odour abnormal urine output urological examination urosepsis urticaria urticaria aquagenic urticaria cholinergic urticaria chronic urticaria contact urticaria papular urticaria physical urticaria pressure urticaria vesiculosa urticarial dermatitis urticarial vasculitis uterine abscess uterine cancer uterine contractions abnormal uterine contractions during pregnancy uterine dilation and curettage uterine haemorrhage uterine hypertonus uterine leiomyoma uterine pain uterine polyp uterine prolapse uterine rupture uterine spasm uveitis uvulitis vaccination complication vaccination error vaccination failure vaccination site abscess vaccination site abscess sterile vaccination site anaesthesia vaccination site atrophy vaccination site bruising vaccination site cellulitis vaccination site coldness vaccination site cyst 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 exfoliation vaccination site extravasation vaccination site fibrosis vaccination site granuloma vaccination site haematoma vaccination site haemorrhage vaccination site hyperaesthesia vaccination site hypersensitivity 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 papule vaccination site paraesthesia vaccination site phlebitis vaccination site plaque vaccination site pruritus vaccination site pustule vaccination site rash vaccination site reaction vaccination site recall reaction vaccination site scab vaccination site scar vaccination site swelling vaccination site thrombosis vaccination site urticaria vaccination site vasculitis vaccination site vesicles vaccination site warmth vaccine associated enhanced disease vaccine breakthrough infection vaccine positive rechallenge vaccinia virus infection vaginal cyst vaginal discharge vaginal disorder vaginal haemorrhage vaginal infection vaginal ulceration vagus nerve disorder varicella varicella zoster virus infection varicocele varicophlebitis varicose ulceration varicose vein varicose vein ruptured varicose veins pelvic vascular access site thrombosis vascular dementia vascular graft occlusion vascular graft thrombosis vascular headache vascular injury vascular malformation vascular occlusion vascular pain vascular parkinsonism vascular purpura vascular rupture vascular stent thrombosis vasculitic rash vasculitic ulcer vasculitis vasculitis necrotising vasodilatation vasospasm vein discolouration vein disorder vein rupture vena cava embolism vena cava thrombosis venous aneurysm venous injury venous occlusion venous oxygen saturation decreased venous thrombosis venous thrombosis limb ventricle rupture ventricular arrhythmia ventricular dysfunction ventricular extrasystoles ventricular fibrillation ventricular tachyarrhythmia ventricular tachycardia vertebral artery dissection vertebral artery occlusion vertebral artery stenosis vertebral artery thrombosis vertebrobasilar insufficiency vertebrobasilar stroke vertigo vertigo labyrinthine vertigo positional vestibular ataxia vestibular disorder vestibular migraine vestibular neuronitis vestibular paroxysmia vestibulitis vestibulocerebellar syndrome viiith nerve injury viral corneal ulcer viral infection viral myocarditis viral pericarditis viral pharyngitis viral rash viral sinusitis viral tonsillitis virologic failure visceral venous thrombosis vision blurred visual acuity reduced visual acuity reduced transiently visual field defect visual impairment visual perseveration vital functions abnormal vitamin b12 decreased vitamin b12 deficiency vith nerve disorder vith nerve paralysis vith nerve paresis vitiligo vitrectomy vitreoretinal traction syndrome vitreous degeneration vitreous detachment vitreous disorder vitreous floaters vitreous haemorrhage vitreous opacities vocal cord disorder vocal cord dysfunction vocal cord paralysis vocal cord paresis vocal cord thickening vogt-koyanagi-harada disease volume blood volvulus volvulus of small bowel vomiting vomiting projectile vulval disorder vulval haemorrhage vulval oedema vulval ulceration vulvar dysplasia vulvitis vulvovaginal burning sensation vulvovaginal candidiasis vulvovaginal discomfort vulvovaginal dryness vulvovaginal injury vulvovaginal mycotic infection vulvovaginal pain vulvovaginal pruritus vulvovaginal swelling vulvovaginal ulceration vulvovaginal warts waldenstrom's macroglobulinaemia walking disability warm type haemolytic anaemia weight bearing difficulty weight decreased weight increased wernicke's encephalopathy wheezing white blood cell count white blood cell count decreased white blood cell count increased white matter lesion withdrawal bleed withdrawal hypertension withdrawal syndrome wound wound haemorrhage wound infection wound necrosis wound secretion wrong drug wrong product administered wrong schedule wrong technique in product usage process xanthopsia xeroderma xerosis yawning yellow skin zoonotic bacterial infection