| Aarskog's syndrome | Q87.19 | |
| Abandonment | | Maltreatment |
| Abasia (-astasia) (hysterical) | F44.4 | |
| Abderhalden-Kaufmann-Lignac syndrome (cystinosis) | E72.04 | |
| Abdomen, abdominal | | Condition |
| Abdominalgia | | See: Pain, abdominal; |
| Abduction contracture, hip or other joint | | See: Contraction, joint; |
| Aberrant (congenital) | | See Also: Malposition, congenital; |
| Aberration | | |
| Abetalipoproteinemia | E78.6 | |
| Abiotrophy | R68.89 | |
| Ablatio, ablation | | |
| Ablepharia, ablepharon | Q10.3 | |
| Abnormal, abnormality, abnormalities | | See Also: Anomaly; |
| Abnormity (any organ or part) | | See: Anomaly; |
| Abocclusion | M26.29 | |
| Abolition, language | R48.8 | |
| Aborter, habitual or recurrent | | See: Loss (of), pregnancy, recurrent; |
| Abortion (complete) (spontaneous) | O03.9 | |
| Abortus fever | A23.1 | |
| Aboulomania | F60.7 | |
| Abrami's disease | D59.8 | |
| Abramov-Fiedler myocarditis (acute isolated myocarditis) | I40.1 | |
| Abrasion | T14.8 | |
| Abrism | | See: Poisoning, food, noxious, plant; |
| Abruptio placentae | O45.9 | |
| Abruption, placenta | | Abruptio placentae |
| Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) | L02.91 | |
| Absence (of) (organ or part) (complete or partial) | | |
| Absorbent system disease | I87.8 | |
| Absorption | | |
| Abstinence symptoms, syndrome | | |
| Abulia | R68.89 | |
| Abulomania | F60.7 | |
| Abuse | | |
| Acalculia | R48.8 | |
| Acanthamebiasis (with) | B60.10 | |
| Acanthocephaliasis | B83.8 | |
| Acanthocheilonemiasis | B74.4 | |
| Acanthocytosis | E78.6 | |
| Acantholysis | L11.9 | |
| Acanthosis (acquired) (nigricans) | L83 | |
| Acapnia | E87.3 | |
| Acarbia | E87.29 | |
| Acardia, acardius | Q89.8 | |
| Acardiacus amorphus | Q89.8 | |
| Acardiotrophia | I51.4 | |
| Acariasis | B88.0 | |
| Acarodermatitis (urticarioides) | B88.0 | |
| Acarophobia | F40.218 | |
| Acatalasemia, acatalasia | E80.3 | |
| Acathisia (drug induced) | G25.71 | |
| Accelerated atrioventricular conduction | I45.6 | |
| Accentuation of personality traits (type A) | Z73.1 | |
| Accessory (congenital) | | |
| Accident | | |
| Accidental | | Condition |
| Accommodation (disorder) | | Condition |
| Accouchement | | See: Delivery; |
| Accreta placenta | O43.21 | |
| Accretio cordis (nonrheumatic) | I31.0 | |
| Accretions, tooth, teeth | K03.6 | |
| Acculturation difficulty | Z60.3 | |
| Accumulation secretion, prostate | N42.89 | |
| Acephalia, acephalism, acephalus, acephaly | Q00.0 | |
| Acephalobrachia monster | Q89.8 | |
| Acephalochirus monster | Q89.8 | |
| Acephalogaster | Q89.8 | |
| Acephalostomus monster | Q89.8 | |
| Acephalothorax | Q89.8 | |
| Acerophobia | F40.298 | |
| Acetonemia | R79.89 | |
| Acetonuria | R82.4 | |
| Achalasia (cardia) (esophagus) | K22.0 | |
| Ache (s) | | See: Pain; |
| Acheilia | Q38.6 | |
| Achillobursitis | | See: Tendinitis, Achilles; |
| Achillodynia | | See: Tendinitis, Achilles; |
| Achlorhydria, achlorhydric (neurogenic) | K31.83 | |
| Achluophobia | F40.228 | |
| Acholia | K82.8 | |
| Acholuric jaundice (familial) (splenomegalic) | | See Also: Spherocytosis; |
| Achondrogenesis | Q77.0 | |
| Achondroplasia (osteosclerosis congenita) | Q77.4 | |
| Achroma, cutis | L80 | |
| Achromat (ism), achromatopsia (acquired) (congenital) | H53.51 | |
| Achromia parasitica | B36.0 | |
| Achromia, congenital | | See: Albinism; |
| Achylia gastrica | K31.89 | |
| Acid | | |
| Acidemia | E87.20 | See Also: Acidosis; |
| Acidity, gastric (high) | K30 | |
| Acidocytopenia | | See: Agranulocytosis; |
| Acidocytosis | D72.10 | |
| Acidopenia | | See: Agranulocytosis; |
| Acidosis (lactic) | E87.20 | |
| Aciduria | | |
| Acladiosis (skin) | B36.0 | |
| Aclasis, diaphyseal | Q78.6 | |
| Acleistocardia | Q21.19 | |
| Aclusion | | See: Anomaly, dentofacial, malocclusion; |
| Acne | L70.9 | |
| Acnitis (primary) | A18.4 | |
| Acosta's disease | T70.29 | |
| Acoustic | | Condition |
| Acousticophobia | F40.298 | |
| ACPO (acute colonic pseudo-obstruction) | K59.81 | |
| Acquired | | Condition |
| Acrania | Q00.0 | |
| Acroangiodermatitis | I78.9 | |
| Acroasphyxia, chronic | I73.89 | |
| Acrobystitis | N47.7 | |
| Acrocephalopolysyndactyly | Q87.0 | |
| Acrocephalosyndactyly | Q87.0 | |
| Acrocephaly | Q75.0 | |
| Acrochondrohyperplasia | | See: Syndrome, Marfan's; |
| Acrocyanosis | I73.89 | |
| Acrodermatitis | L30.8 | |
| Acrodynia | | See: Poisoning, mercury; |
| Acromegaly, acromegalia | E22.0 | |
| Acromelalgia | I73.81 | |
| Acromicria, acromikria | Q79.8 | |
| Acronyx | L60.0 | |
| Acropachy, thyroid | | See: Thyrotoxicosis; |
| Acroparesthesia (simple) (vasomotor) | I73.89 | |
| Acropathy, thyroid | | See: Thyrotoxicosis; |
| Acrophobia | F40.241 | |
| Acroposthitis | N47.7 | |
| Acroscleriasis, acroscleroderma, acrosclerosis | | See: Sclerosis, systemic; |
| Acrosphacelus | I96 | |
| Acrospiroma, eccrine | | See: Neoplasm, skin, benign; |
| Acrostealgia | | Osteochondropathy |
| Acrotrophodynia | | Immersion |
| ACTH ectopic syndrome | E24.3 | |
| Actinic | | Condition |
| Actinobacillosis, actinobacillus | A28.8 | |
| Actinomyces israelii (infection) | | See: Actinomycosis; |
| Actinomycetoma (foot) | B47.1 | |
| Actinomycosis, actinomycotic | A42.9 | |
| Actinoneuritis | G62.82 | |
| Action, heart | | |
| Activated protein C resistance | D68.51 | |
| Activation | | |
| Active | | Condition |
| Acute | | Condition |
| Acyanotic heart disease (congenital) | Q24.9 | |
| Acystia | Q64.5 | |
| Adair-Dighton syndrome (brittle bones and blue sclera, deafness) | Q78.0 | |
| Adamantinoblastoma | | Ameloblastoma |
| Adamantinoma | | See Also: Cyst, calcifying odontogenic; |
| Adamantoblastoma | | Ameloblastoma |
| Adams-Stokes (-Morgagni) disease or syndrome | I45.9 | |
| Adaption reaction | | See: Disorder, adjustment; |
| Addiction | F19.20 | See Also: Dependence; |
| Addison-Biermer anemia (pernicious) | D51.0 | |
| Addisonian crisis | E27.2 | |
| Addison's | | |
| Addison-Schilder complex | E71.528 | |
| Additional | | See Also: Accessory; |
| Adduction contracture, hip or other joint | | See: Contraction, joint; |
| Adenitis | | Lymphadenitis |
| Adenoacanthoma | | See: Neoplasm, malignant, by site; |
| Adenoameloblastoma | | See: Cyst, calcifying odontogenic; |
| Adenocarcinoid (tumor) | | See: Neoplasm, malignant, by site; |
| Adenocarcinoma | | See Also: Neoplasm, malignant, by site; |
| Adenocarcinoma-in-situ | | See Also: Neoplasm, in situ, by site; |
| Adenofibroma | | |
| Adenofibrosis | | |
| Adenoiditis (chronic) | J35.02 | |
| Adenoids | | Condition |
| Adenolipoma | | See: Neoplasm, benign, by site; |
| Adenolipomatosis, Launois-Bensaude | E88.89 | |
| Adenolymphoma | | |
| Adenoma | | See Also: Neoplasm, benign, by site; |
| Adenomatosis | | |
| Adenomatous | | |
| Adenomyoma | | See Also: Neoplasm, benign, by site; |
| Adenomyometritis | N80.00 | |
| Adenomyosis (uterus) | N80.03 | |
| Adenopathy (lymph gland) | R59.9 | |
| Adenosalpingitis | | See: Salpingitis; |
| Adenosarcoma | | See: Neoplasm, malignant, by site; |
| Adenosclerosis | I88.8 | |
| Adenosis (sclerosing) breast | | See: Fibroadenosis, breast; |
| Adenovirus, as cause of disease classified elsewhere | B97.0 | |
| Adentia (complete) (partial) | | See: Absence, teeth; |
| Adherent | | See Also: Adhesions; |
| Adhesions, adhesive (postinfective) | K66.0 | |
| Adiaspiromycosis | B48.8 | |
| Adie (-Holmes) pupil or syndrome | | See: Anomaly, pupil, function, tonic pupil; |
| Adiponecrosis neonatorum | P83.88 | |
| Adiposis | | Obesity |
| Adiposity | | Obesity |
| Adiposogenital dystrophy | E23.6 | |
| Adjustment | | |
| Administration of tPA (rtPA) in a different facility within the last 24 hours prior to admission to current facility | Z92.82 | |
| Admission (for) | | See Also: Encounter (for); |
| Adnexitis (suppurative) | | See: Salpingo-oophoritis; |
| Adolescent X-linked adrenoleukodystrophy | E71.521 | |
| Adrenal (gland) | | Condition |
| Adrenalism, tuberculous | A18.7 | |
| Adrenalitis, adrenitis | E27.8 | |
| Adrenarche, premature | E27.0 | |
| Adrenocortical syndrome | | See: Cushing's, syndrome; |
| Adrenogenital syndrome | E25.9 | |
| Adrenogenitalism, congenital | E25.0 | |
| Adrenoleukodystrophy | E71.529 | |
| Adrenomyeloneuropathy | E71.522 | |
| Adventitious bursa | | See: Bursopathy, specified type NEC; |
| Adverse effect | | See: Table of Drugs and Chemicals, categories T36-T50, with 6th character 5; |
| Advice | | See: Counseling; |
| Adynamia (episodica) (hereditary) (periodic) | G72.3 | |
| Aeration lung imperfect, newborn | | See: Atelectasis; |
| Aerobullosis | T70.3 | |
| Aerocele | | See: Embolism, air; |
| Aerodermectasia | | |
| Aerodontalgia | T70.29 | |
| Aeroembolism | T70.3 | |
| Aerogenes capsulatus infection | A48.0 | |
| Aero-otitis media | T70.0 | |
| Aerophagy, aerophagia (psychogenic) | F45.8 | |
| Aerophobia | F40.228 | |
| Aerosinusitis | T70.1 | |
| Aerotitis | T70.0 | |
| Affection | | See: Disease; |
| Afibrinogenemia | D68.8 | See Also: Defect, coagulation; |
| African | | |
| Aftercare | Z51.89 | See Also: Care; |
| After-cataract | | See: Cataract, secondary; |
| Agalactia (primary) | O92.3 | |
| Agammaglobulinemia (acquired (secondary)) (nonfamilial) | D80.1 | |
| Aganglionosis (bowel) (colon) | Q43.1 | |
| Age (old) | | See: Senility; |
| Agenesis | | |
| Ageusia | R43.2 | |
| Agitated | | Condition |
| Agitation | R45.1 | |
| Aglossia (congenital) | Q38.3 | |
| Aglossia-adactylia syndrome | Q87.0 | |
| Aglycogenosis | E74.00 | |
| Agnosia (body image) (other senses) (tactile) | R48.1 | |
| Agoraphobia | F40.00 | |
| Agrammatism | R48.8 | |
| Agranulocytopenia | | See: Agranulocytosis; |
| Agranulocytosis (chronic) (cyclical) (genetic) (infantile) (periodic) (pernicious) | D70.9 | See Also: Neutropenia; |
| Agraphia (absolute) | R48.8 | |
| Ague (dumb) | | See: Malaria; |
| Agyria | Q04.3 | |
| Ahumada-del Castillo syndrome | E23.0 | |
| Aichomophobia | F40.298 | |
| AIDS (related complex) | B20 | |
| Ailment heart | | See: Disease, heart; |
| Ailurophobia | F40.218 | |
| AIN | | See: Neoplasia, intraepithelial, anal; |
| Ainhum (disease) | L94.6 | |
| AIPHI (acute idiopathic pulmonary hemorrhage in infants (over 28 days old)) | R04.81 | |
| Air | | |
| Airplane sickness | T75.3 | |
| Akathisia (drug-induced) (treatment-induced) | G25.71 | |
| Akinesia | R29.898 | |
| Akinetic mutism | R41.89 | |
| Akureyri's disease | G93.39 | |
| Alactasia, congenital | E73.0 | |
| Alagille's syndrome | Q44.7 | |
| Alastrim | B03 | |
| Albers-Schönberg syndrome | Q78.2 | |
| Albert's syndrome | | See: Tendinitis, Achilles; |
| Albinism, albino | E70.30 | |
| Albinismus | E70.30 | |
| Albright (-McCune) (-Sternberg) syndrome | Q78.1 | |
| Albuminous | | Condition |
| Albuminuria, albuminuric (acute) (chronic) (subacute) | R80.9 | Proteinuria |
| Albuminurophobia | F40.298 | |
| Alcaptonuria | E70.29 | |
| Alcohol, alcoholic, alcohol-induced | | |
| Alcoholism (chronic) (without remission) | F10.20 | |
| Alder (-Reilly) anomaly or syndrome (leukocyte granulation) | D72.0 | |
| Aldosteronism | E26.9 | |
| Aldosteronoma | D44.10 | |
| Aldrich (-Wiskott) syndrome (eczema-thrombocytopenia) | D82.0 | |
| Alektorophobia | F40.218 | |
| Aleppo boil | B55.1 | |
| Aleukemic | | Condition |
| Aleukia | | |
| Alexia | R48.0 | |
| Algoneurodystrophy | M89.00 | |
| Algophobia | F40.298 | |
| Alienation, mental | | See: Psychosis; |
| Alkalemia | E87.3 | |
| Alkalosis | E87.3 | |
| Alkaptonuria | E70.29 | |
| Allen-Masters syndrome | N83.8 | |
| Allergy, allergic (reaction) (to) | T78.40 | |
| Allescheriasis | B48.2 | |
| Alligator skin disease | Q80.9 | |
| Allocheiria, allochiria | R20.8 | |
| Almeida's disease | | Paracoccidioidomycosis |
| Alopecia (hereditaria) (seborrheica) | L65.9 | |
| Alpers' disease | G31.81 | |
| Alpine sickness | T70.29 | |
| Alport syndrome | Q87.81 | |
| ALTE (apparent life threatening event) in newborn and infant | R68.13 | |
| Alteration (of), Altered | | |
| Alternating | | Condition |
| Altitude, high (effects) | | See: Effect, adverse, high altitude; |
| Aluminosis (of lung) | J63.0 | |
| Alveolitis | | |
| Alveolus, alveolar | | Condition |
| Alymphocytosis | D72.810 | |
| Alymphoplasia, thymic | D82.1 | |
| Alzheimer's disease or sclerosis | | See: Disease, Alzheimer's; |
| Amastia (with nipple present) | Q83.8 | |
| Amathophobia | F40.228 | |
| Amaurosis (acquired) (congenital) | | See Also: Blindness; |
| Amaurotic idiocy (infantile) (juvenile) (late) | E75.4 | |
| Amaxophobia | F40.248 | |
| Ambiguous genitalia | Q56.4 | |
| Amblyopia (congenital) (ex anopsia) (partial) (suppression) | H53.00 | |
| Ameba, amebic (histolytica) | | Amebiasis |
| Amebiasis | A06.9 | |
| Ameboma (of intestine) | A06.3 | |
| Amelia | Q73.0 | |
| Ameloblastoma | | See Also: Cyst, calcifying odontogenic; |
| Amelogenesis imperfecta | K00.5 | |
| Amenorrhea | N91.2 | |
| Amentia | | See: Disability, intellectual; |
| American | | |
| Ametropia | | See: Disorder, refraction; |
| AMH (asymptomatic microscopic hematuria) | R31.21 | |
| Amianthosis | J61 | |
| Amimia | R48.8 | |
| Amino-acid disorder | E72.9 | |
| Aminoacidopathy | E72.9 | |
| Aminoaciduria | E72.9 | |
| Amnes (t)ic syndrome (post-traumatic) | F04 | |
| Amnesia | R41.3 | |
| Amnion, amniotic | | Condition |
| Amnionitis | | See: Pregnancy, complicated by; |
| Amok | F68.8 | |
| Amoral traits | F60.89 | |
| Amphetamine (or other stimulant)-induced | | |
| Ampulla | | |
| Amputation | | See Also: Absence, by site, acquired; |
| Amputee (bilateral) (old) | Z89.9 | |
| Amsterdam dwarfism | Q87.19 | |
| Amusia | R48.8 | |
| Amyelencephalus, amyelencephaly | Q00.0 | |
| Amyelia | Q06.0 | |
| Amygdalitis | | See: Tonsillitis; |
| Amygdalolith | J35.8 | |
| Amyloid heart (disease) | E85.4 | |
| Amyloidosis (generalized) (primary) | E85.9 | |
| Amylopectinosis (brancher enzyme deficiency) | E74.03 | |
| Amylophagia | | Pica |
| Amyoplasia congenita | Q79.8 | |
| Amyotonia | M62.89 | |
| Amyotrophia, amyotrophy, amyotrophic | G71.8 | |
| Anacidity, gastric | K31.83 | |
| Anaerosis of newborn | P28.89 | |
| Analbuminemia | E88.09 | |
| Analgesia | | See: Anesthesia; |
| Analphalipoproteinemia | E78.6 | |
| Anaphylactic | | |
| Anaphylactoid shock or reaction | | See: Shock, anaphylactic; |
| Anaphylactoid syndrome of pregnancy | O88.01 | |
| Anaphylaxis | | See: Shock, anaphylactic; |
| Anaplasia cervix | N87.9 | See Also: Dysplasia, cervix; |
| Anaplasmosis [A. phagocytophilum] (transfusion transmitted) | A79.82 | |
| Anarthria | R47.1 | |
| Anasarca | R60.1 | |
| Anastomosis | | |
| Anatomical narrow angle | H40.03 | |
| Ancylostoma, ancylostomiasis (braziliense) (caninum) (ceylanicum) (duodenale) | B76.0 | |
| Andersen's disease (glycogen storage) | E74.09 | |
| Anderson-Fabry disease | E75.21 | |
| Andes disease | T70.29 | |
| Andrews' disease (bacterid) | L08.89 | |
| Androblastoma | | |
| Androgen insensitivity syndrome | E34.50 | See Also: Syndrome, androgen insensitivity; |
| Androgen resistance syndrome | E34.50 | See Also: Syndrome, androgen insensitivity; |
| Android pelvis | Q74.2 | |
| Androphobia | F40.290 | |
| Anectasis, pulmonary (newborn) | | See: Atelectasis; |
| Anemia (essential) (general) (hemoglobin deficiency) (infantile) (primary) (profound) | D64.9 | |
| Anemophobia | F40.228 | |
| Anencephalus, anencephaly | Q00.0 | |
| Anergasia | | See: Psychosis, organic; |
| Anesthesia, anesthetic | R20.0 | |
| Anetoderma (maculosum) (of) | L90.8 | |
| Aneurin deficiency | E51.9 | |
| Aneurysm (anastomotic) (artery) (cirsoid) (diffuse) (false) (fusiform) (multiple) (saccular) | I72.9 | |
| Angelman syndrome | Q93.51 | |
| Anger | R45.4 | |
| Angiectasis, angiectopia | I99.8 | |
| Angiitis | I77.6 | |
| Angina (attack) (cardiac) (chest) (heart) (pectoris) (syndrome) (vasomotor) | I20.9 | |
| Angioblastoma | | See: Neoplasm, connective tissue, uncertain behavior; |
| Angiocholecystitis | | See: Cholecystitis, acute; |
| Angiocholitis | K83.09 | See Also: Cholecystitis, acute; |
| Angiodysgenesis spinalis | G95.19 | |
| Angiodysplasia (cecum) (colon) | K55.20 | |
| Angioedema (allergic) (any site) (with urticaria) | T78.3 | |
| Angioendothelioma | | See: Neoplasm, uncertain behavior, by site; |
| Angioendotheliomatosis | C85.8 | |
| Angiofibroma | | See Also: Neoplasm, benign, by site; |
| Angiohemophilia (A) (B) | | See: Disease, von Willebrand; |
| Angioid streaks (choroid) (macula) (retina) | H35.33 | |
| Angiokeratoma | | See: Neoplasm, skin, benign; |
| Angioleiomyoma | | See: Neoplasm, connective tissue, benign; |
| Angiolipoma | | Lipoma |
| Angioma | | See Also: Hemangioma, by site; |
| Angiomatosis | Q82.8 | |
| Angiomyolipoma | | Lipoma |
| Angiomyoliposarcoma | | See: Neoplasm, connective tissue, malignant; |
| Angiomyoma | | See: Neoplasm, connective tissue, benign; |
| Angiomyosarcoma | | See: Neoplasm, connective tissue, malignant; |
| Angiomyxoma | | See: Neoplasm, connective tissue, uncertain behavior; |
| Angioneurosis | F45.8 | |
| Angioneurotic edema (allergic) (any site) (with urticaria) | T78.3 | |
| Angiopathia, angiopathy | I99.9 | |
| Angiosarcoma | | See Also: Neoplasm, connective tissue, malignant; |
| Angiosclerosis | | See: Arteriosclerosis; |
| Angiospasm (peripheral) (traumatic) (vessel) | I73.9 | |
| Angiospastic disease or edema | I73.9 | |
| Angiostrongyliasis | | |
| Anguillulosis | | See: Strongyloidiasis; |
| Angulation | | |
| Angulus infectiosus (lips) | K13.0 | |
| Anhedonia | R45.84 | |
| Anhidrosis | L74.4 | |
| Anhydration | E86.0 | |
| Anhydremia | E86.0 | |
| Anidrosis | L74.4 | |
| Aniridia (congenital) | Q13.1 | |
| Anisakiasis (infection) (infestation) | B81.0 | |
| Anisakis larvae infestation | B81.0 | |
| Aniseikonia | H52.32 | |
| Anisocoria (pupil) | H57.02 | |
| Anisocytosis | R71.8 | |
| Anisometropia (congenital) | H52.31 | |
| Ankle | | Condition |
| Ankyloblepharon (eyelid) (acquired) | | See Also: Blepharophimosis; |
| Ankyloglossia | Q38.1 | |
| Ankylosis (fibrous) (osseous) (joint) | M24.60 | |
| Ankylostoma | | See: Ancylostoma; |
| Ankylostomiasis | | See: Ancylostomiasis; |
| Ankylurethria | | See: Stricture, urethra; |
| Annular | | Condition |
| Anoctaminopathy | G71.035 | |
| Anodontia (complete) (partial) (vera) | K00.0 | |
| Anomaly, anomalous (congenital) (unspecified type) | Q89.9 | |
| Anomia | R48.8 | |
| Anonychia (congenital) | Q84.3 | |
| Anophthalmos, anophthalmus (congenital) (globe) | Q11.1 | |
| Anopia, anopsia | H53.46 | |
| Anorchia, anorchism, anorchidism | Q55.0 | |
| Anorexia | R63.0 | |
| Anorgasmy, psychogenic (female) | F52.31 | |
| Anosmia | R43.0 | |
| Anosognosia | R41.89 | |
| Anosteoplasia | Q78.9 | |
| Anovulatory cycle | N97.0 | |
| Anoxemia | R09.02 | |
| Anoxia (pathological) | R09.02 | |
| Anteflexion | | Anteversion |
| Antenatal | | |
| Antepartum | | Condition |
| Anterior | | Condition |
| Antero-occlusion | M26.220 | |
| Anteversion | | |
| Anthophobia | F40.228 | |
| Anthracosilicosis | J60 | |
| Anthracosis (lung) (occupational) | J60 | |
| Anthrax | A22.9 | |
| Anthropoid pelvis | Q74.2 | |
| Anthropophobia | F40.10 | |
| Antibodies, maternal (blood group) | | See: Isoimmunization, affecting management of pregnancy; |
| Antibody | | |
| Anticardiolipin syndrome | D68.61 | |
| Anticoagulant, circulating (intrinsic) | D68.318 | See Also: - Disorder, hemorrhagic; |
| Antidiuretic hormone syndrome | E22.2 | |
| Antimonial cholera | | See: Poisoning, antimony; |
| Antiphospholipid | | |
| Antisocial personality | F60.2 | |
| Antithrombinemia | | See: Circulating anticoagulants; |
| Antithromboplastinemia | D68.318 | |
| Antithromboplastinogenemia | D68.318 | |
| Antitoxin complication or reaction | | See: Complications, vaccination; |
| Antlophobia | F40.228 | |
| Antritis | J32.0 | |
| Antrum, antral | | Condition |
| Anuria | R34 | |
| Anus, anal | | Condition |
| Anusitis | K62.89 | |
| Anxiety | F41.9 | |
| Aorta, aortic | | Condition |
| Aortectasia | | See: Ectasia, aorta; |
| Aortitis (nonsyphilitic) (calcific) | I77.6 | |
| Apathetic thyroid storm | | See: Thyrotoxicosis; |
| Apathy | R45.3 | |
| Apeirophobia | F40.228 | |
| Apepsia | K30 | |
| Aperistalsis, esophagus | K22.0 | |
| Apertognathia | M26.29 | |
| Apert's syndrome | Q87.0 | |
| Aphagia | R13.0 | |
| Aphakia (acquired) (postoperative) | H27.0 | |
| Aphasia (amnestic) (global) (nominal) (semantic) (syntactic) | R47.01 | |
| Aphonia (organic) | R49.1 | |
| Aphthae, aphthous | | Condition |
| Apical | | Condition |
| Apiphobia | F40.218 | |
| Aplasia | | Agenesis |
| Apnea, apneic (of) (spells) | R06.81 | |
| Apneumatosis, newborn | P28.0 | |
| Apocrine metaplasia (breast) | | See: Dysplasia, mammary, specified type NEC; |
| Apophysitis (bone) | | Osteochondropathy |
| Apoplectiform convulsions (cerebral ischemia) | I67.82 | |
| Apoplexia, apoplexy, apoplectic | | |
| Appearance | | |
| Appendage | | |
| Appendicitis (pneumococcal) (retrocecal) | K37 | |
| Appendicopathia oxyurica | B80 | |
| Appendix, appendicular | | Condition |
| Appetite | | |
| Apple peel syndrome | Q41.1 | |
| Apprehension state | F41.1 | |
| Apprehensiveness, abnormal | F41.9 | |
| Approximal wear | K03.0 | |
| Apraxia (classic) (ideational) (ideokinetic) (ideomotor) (motor) (verbal) | R48.2 | |
| Aptyalism | K11.7 | |
| Apudoma | | See: Neoplasm, uncertain behavior, by site; |
| Aqueous misdirection | H40.83 | |
| Arabicum elephantiasis | | See: Infestation, filarial; |
| Arachnitis | | See: Meningitis; |
| Arachnodactyly | | See: Syndrome, Marfan's; |
| Arachnoiditis (acute) (adhesive) (basal) (brain) (cerebrospinal) | | See: Meningitis; |
| Arachnophobia | F40.210 | |
| Arboencephalitis, Australian | A83.4 | |
| Arborization block (heart) | I45.5 | |
| ARC (AIDS-related complex) | B20 | |
| Arch | | |
| Arches | | Condition |
| Arcuate uterus | Q51.810 | |
| Arcuatus uterus | Q51.810 | |
| Arcus (cornea) senilis | | See: Degeneration, cornea, senile; |
| Arc-welder's lung | J63.4 | |
| Areflexia | R29.2 | |
| Areola | | Condition |
| Argentaffinoma | | See Also: Neoplasm, uncertain behavior, by site; |
| Argininemia | E72.21 | |
| Arginosuccinic aciduria | E72.22 | |
| Argyll Robertson phenomenon, pupil or syndrome (syphilitic) | A52.19 | |
| Argyria, argyriasis | | |
| Argyrosis, conjunctival | H11.13 | |
| Arhinencephaly | Q04.1 | |
| Ariboflavinosis | E53.0 | |
| Arm | | Condition |
| Arnold-Chiari disease, obstruction or syndrome (type II) | Q07.00 | |
| Aromatic amino-acid metabolism disorder | E70.9 | |
| Arousals, confusional | G47.51 | |
| Arrest, arrested | | |
| Arrhenoblastoma | | |
| Arrhythmia (auricle) (cardiac) (juvenile) (nodal) (reflex) (supraventricular) (transitory) (ventricle) | I49.9 | |
| Arrillaga-Ayerza syndrome (pulmonary sclerosis with pulmonary hypertension) | I27.0 | |
| Arsenical pigmentation | L81.8 | |
| Arsenism | | See: Poisoning, arsenic; |
| Arterial | | Condition |
| Arteriofibrosis | | See: Arteriosclerosis; |
| Arteriolar sclerosis | | See: Arteriosclerosis; |
| Arteriolith | | See: Arteriosclerosis; |
| Arteriolitis | I77.6 | |
| Arteriolosclerosis | | See: Arteriosclerosis; |
| Arterionephrosclerosis | | See: Hypertension, kidney; |
| Arteriopathy | I77.9 | |
| Arteriosclerosis, arteriosclerotic (diffuse) (obliterans) (of) (senile) (with calcification) | I70.90 | |
| Arteriospasm | I73.9 | |
| Arteriovenous | | Condition |
| Arteritis | I77.6 | |
| Artery, arterial | | Condition |
| Arthralgia (allergic) | | See Also: Pain, joint; |
| Arthritis, arthritic (acute) (chronic) (nonpyogenic) (subacute) | M19.90 | |
| Arthrocele | | See: Effusion, joint; |
| Arthrodesis status | Z98.1 | |
| Arthrodynia | | See Also: Pain, joint; |
| Arthrodysplasia | Q74.9 | |
| Arthrofibrosis, joint | | See: Ankylosis; |
| Arthrogryposis (congenital) | Q68.8 | |
| Arthrokatadysis | M24.7 | |
| Arthropathy | M12.9 | See Also: Arthritis; |
| Arthropyosis | | See: Arthritis, pyogenic or pyemic; |
| Arthrosis (deformans) (degenerative) (localized) | M19.90 | Osteoarthritis |
| Arthus' phenomenon or reaction | T78.41 | |
| Articular | | Condition |
| Articulation, reverse (teeth) | M26.24 | |
| Artificial | | |
| Arytenoid | | Condition |
| Asbestosis (occupational) | J61 | |
| Ascariasis | B77.9 | |
| Ascaridosis, ascaridiasis | | Ascariasis |
| Ascaris (infection) (infestation) (lumbricoides) | | Ascariasis |
| Ascending | | Condition |
| ASC-H (atypical squamous cells cannot exclude high grade squamous intraepithelial lesion on cytologic smear) | | |
| Aschoff's bodies | | See: Myocarditis, rheumatic; |
| Ascites (abdominal) | R18.8 | |
| ASC-US (atypical squamous cells of undetermined significance on cytologic smear) | | |
| Aseptic | | Condition |
| Asherman's syndrome | N85.6 | |
| Asialia | K11.7 | |
| Asiatic cholera | | See: Cholera; |
| Asimultagnosia (simultanagnosia) | R48.3 | |
| Askin's tumor | | See: Neoplasm, connective tissue, malignant; |
| Asocial personality | F60.2 | |
| Asomatognosia | R41.4 | |
| Aspartylglucosaminuria | E77.1 | |
| Asperger's disease or syndrome | F84.5 | |
| Aspergilloma | | See: Aspergillosis; |
| Aspergillosis (with pneumonia) | B44.9 | |
| Aspergillus (flavus) (fumigatus) (infection) (terreus) | | See: Aspergillosis; |
| Aspermatogenesis | | See: Azoospermia; |
| Aspermia (testis) | | See: Azoospermia; |
| Asphyxia, asphyxiation (by) | R09.01 | |
| Aspiration | | |
| Asplenia (congenital) | Q89.01 | |
| Assam fever | B55.0 | |
| Assault, sexual | | Maltreatment |
| Assmann's focus NEC | A15.0 | |
| Astasia (-abasia) (hysterical) | F44.4 | |
| Asteatosis cutis | L85.3 | |
| Astereognosia, astereognosis | R48.1 | |
| Asterixis | R27.8 | |
| Asteroid hyalitis | | See: Deposit, crystalline; |
| Asthenia, asthenic | R53.1 | |
| Asthenopia | | See Also: Discomfort, visual; |
| Asthenospermia | | See: Abnormal, specimen, male genital organs; |
| Asthma, asthmatic (bronchial) (catarrh) (spasmodic) | J45.909 | |
| Astigmatism (compound) (congenital) | H52.20 | |
| Astraphobia | F40.220 | |
| Astroblastoma | | |
| Astrocytoma (cystic) | | |
| Astroglioma | | |
| Asymbolia | R48.8 | |
| Asymmetry | | See Also: Distortion; |
| Asynergia, asynergy | R27.8 | |
| Asystole (heart) | | See: Arrest, cardiac; |
| At risk | | |
| Ataxia, ataxy, ataxic | R27.0 | |
| Ataxia-telangiectasia (Louis-Bar) | G11.3 | |
| Atelectasis (massive) (partial) (pressure) (pulmonary) | J98.11 | |
| Atelocardia | Q24.9 | |
| Atelomyelia | Q06.1 | |
| Atheroembolism | | |
| Atheroma, atheromatous | I70.90 | See Also: Arteriosclerosis; |
| Atheromatosis | | See: Arteriosclerosis; |
| Atherosclerosis | | See Also: Arteriosclerosis; |
| Athetosis (acquired) | R25.8 | |
| Athlete's | | |
| Athrepsia | E41 | |
| Athyrea (acquired) | | See Also: Hypothyroidism; |
| Atonia, atony, atonic | | |
| Atopy | | See: History, allergy; |
| Atransferrinemia, congenital | E88.09 | |
| Atresia, atretic | | |
| Atrichia, atrichosis | | See: Alopecia; |
| Atrophia | | See Also: Atrophy; |
| Atrophie blanche (en plaque) (de Milian) | L95.0 | |
| Atrophoderma, atrophodermia (of) | L90.9 | |
| Atrophy, atrophic (of) | | |
| Attack, attacks | | |
| Attention (to) | | |
| Attrition | | |
| Atypical, atypism | | Condition |
| Auditory | | Condition |
| Aujeszky's disease | B33.8 | |
| Aurantiasis, cutis | E67.1 | |
| Auricle, auricular | | Condition |
| Auriculotemporal syndrome | G50.8 | |
| Austin Flint murmur (aortic insufficiency) | I35.1 | |
| Australian | | |
| Autism, autistic (childhood) (infantile) | F84.0 | |
| Autodigestion | R68.89 | |
| Autoerythrocyte sensitization (syndrome) | D69.2 | |
| Autographism | L50.3 | |
| Autoimmune | | |
| Autointoxication | R68.89 | |
| Automatism | G93.89 | |
| Autonomic, autonomous | | |
| Autosensitivity, erythrocyte | D69.2 | |
| Autosensitization, cutaneous | L30.2 | |
| Autosome | | Condition |
| Autotopagnosia | R48.1 | |
| Autotoxemia | R68.89 | |
| Autumn | | Condition |
| Avellis' syndrome | G46.8 | |
| Aversion | | |
| Aviator's | | |
| Avitaminosis (multiple) | E56.9 | See Also: Deficiency, vitamin; |
| AVNRT (atrioventricular nodal re-entrant tachycardia) | I47.1 | |
| AVRT (atrioventricular nodal re-entrant tachycardia) | I47.1 | |
| Avulsion (traumatic) | | |
| Awareness of heart beat | R00.2 | |
| Axenfeld's | | |
| Axilla, axillary | | Condition |
| Axonotmesis | | See: Injury, nerve; |
| Ayerza's disease or syndrome (pulmonary artery sclerosis with pulmonary hypertension) | I27.0 | |
| Azoospermia (organic) | N46.01 | |
| Azotemia | R79.89 | |
| Aztec ear | Q17.3 | |
| Azygos | | |
