Medical Abbreviations Starting With "A"

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Medical AbbreviationMeaning
aabortion
aabsorbance
aaccommodation
AAdenosine
aadriamycin
aante
AApical
aartery
(a with a bar over it) before (from Latin ante)
a alternataalternaria alternata
a annuaartemisia annua
a baumanniiacinetobacter baumannii
a belladonnaatropa belladonna
a brassicicolaalternaria brassicicola
a californicaartemisia californica
a castellaniiacanthamoeba castellanii
a cellamacrine cell
a cepaallium cepa
a coenophialumacremonium coenophialum
a culbertsoniacanthamoeba culbertsoni
a duodenaleancylostoma duodenale
a filifoliaartemisia filifolia
a githagoagrostemma githago
a juniiacinetobacter junii
a k amputationabove knee amputation
a kilienseacremonium kiliense
a polyphagaacanthamoeba polyphaga
a sativaavena sativa
a tridentataartemisia tridentata
a-linearterial line
a-panterior and posterior
a-p&latanteroposterior and lateral
A-TAtaxia-telangiectasia
a-vatrioventricular
a.a.Amino acids
a.a.Of each (from Latin ana ana)
a.c.; ACBefore a meal (from Latin ante cibum)
a.h.Every other hour (from Latin alternis horis)
a.p.Before a meal (from Latin ante prandium)
A/BAcid-base ratio
a/cadriamycin / cyclophosphamide
a/canterior chamber of eye
a/galbumin globulin ratio
a/nabnormal
a/oalert and oriented
a/passessment and plan
a/pauscultation and percussion
A/WAlive and well
A&EAccident and Emergency [Department]
A&OAware and oriented
A&Ox3Alert and oriented, times 3 (to person, place, and time)
A&Ox4Alert and oriented, times 4 (to person, place, time, and circumstances) (often used interchangeably with A&Ox3)
a&panterior and posterior
A&PAuscultation and percussion
a&sambu & suction
A&WAlive and well
a1adalpha1 antitrypsin deficiency emphysema
A1CGlycosylated hemoglobin (hemoglobin A1c)
a2aortic component second heart sound
aaadriamycin
aaafrican american
aaalcohol abuse
AAAlcoholics Anonymous
aaalopecia areata
aaamino acid
aaamyloid protein A
aaaortic aneurysm
aaaortic arch
aaaplastic anemia
aaara c
aaarachidonic acid
aaascending aorta
AAAAbdominal aortic aneurysm
aaaacquired aplastic anemia
aaaacute apical abscess
aaaaromatic amino acid
AABBAABB, formerly known as the American Association of Blood Banks
AACCNAmerican Academy of Critical Care Nurses
AADAmerican Association of Dermatology
AADGPAmerican Academy of Dental Group Practice
aafacetylaminofluorene
AAFPAmerican Academy of Family Physicians
aagalpha 1 acid glycoprotein
aahatypical adenomatous hyperplasia
AAHSAAmerican Association of Homes and Services for the Aging
aaiacute alcohol intoxication
AAINAmerican Academy of Industrial Nurses
AALAnterior axillary line
aallanterior axillary line
AAMCAmerican Association of Medical Colleges
aamiage associated memory impairment
aamtaseaklanonic acid methyltransferase
AANAmerican Academy of Nursing
AAOAmerican Academy of Ophthalmology
AAOAmerican Academy of Optometry
AAOSAmerican Academy of Orthopaedic Surgeons
AAOx3Awake, alert, and oriented, times 3 (i.e., to person, place, and time)
AAPAmerican Academy of Pediatrics
AAPCCadjusted average per capita cost
AAPMCAntibiotic associated pseudomembranous colitis
AAPSAmerican Association of Physicians and Surgeons
aarkautomated anesthesia record keeper
AASAarskog-Scott syndrome
aasaortic arch syndrome
aasatlantoaxial subluxation
aataachen aphasia test
AATActivity as tolerated
aatalpha 1 antitrypsin
aatalpha antitrypsin
aauacute anterior uveitis
aavaids associated virus
abAbdomen
abAbdominal
ABAbortion
AbAntibody
abasthmatic bronchitis
abaabscissic acid
abatcazidobenzamidotaurocholate
abbabbreviation
ABCAirway, breathing, circulation
abcaneurysmal bone cyst
abcapnea bradycardia cyanosis
ABCAspiration biopsy cytology
ABCDABCD rating (a staging system for prostate cancer)
ABCDAirway, breathing, circulation, disability
ABCDAsymmetry, borders, color, diameter (features on considering "Is it a malignant melanoma?")
ABCD syndromealbinism, black lock, cell migration disorder
ABCDEAirway, breathing, circulation, disability, exposure
ABCs; ABCDs; ABCDEsAirway, breathing, circulation, etc. Refers to priority of needs in emergency situations. Exact spell-out and details after "C" vary by institution, but the "ABCs" theme is recurrent.
AbdAbdomen
AbdAbdominal
abdabductor
abdomabdomen
abdvbleomycin doxorubicin dtic vinblastine
ABEAcute bacterial endocarditis
ABEMAmerican Boarded in Emergency Medicine
abfaortobifemoral graft
abgaortic bifurcation graft
abgaortobifemoral graft
ABGArterial blood gas
ABIAcquired brain injury
ABIAnkle brachial pressure index
abiarterial pressure index
abkaphakic bullous keratopathy
ablabetalipoproteinemia
ablafrican burkitt's lymphoma
ablangioblastic lymphadenopathy
ablcamphotericin b lipid complex
abmalveolar basement membrane antibody
ABMSAmerican Boarded in Medical Specialties
ABMTAutologous bone marrow transplantation
AbnAbnormal
abnlabnormal
aboa system of classifying blood groups by a or b antibody
aboabortion
aboantibody
abobleo mtx vcr
ABOLandsteiner's blood grouping system
abo hdnabo hemolytic disease of the newborn
abparterial blood pressure
ABPAAllergic broncho-pulmonary aspergillosis
abpaasthmatic bronchopulmonary aspergillosis
abpbabductor pollicis brevis
ABPIAnkle brachial pressure index
abplabductor pollicis longus
abrauditory brainstem response
absabdominal muscles
absabdominals
absabsent
absacute brain syndrome
absaffect balance scale
absanorexic behavior scales
abtautologous blood transfusion
abuasymptomatic bacteriuria
abvactinomycin d, bleomycin, vincristine
abvadriamycin, bleomycin, vinblastine
abvbleo dox vbl
ABVDDoxorubicin (Adriamycin), bleomycin, vinblastine, dacarbazine (first-line treatment for Hodgkin's lymphoma)
ABXAntibiotics
acacute
acair conditioning
acair conduction
acalternating current
acamniocentesis
acante cibum
acanterior chamber
acascending colon
acassist control
ac/aaccommodation convergence/accommodation
AC&BCAir conduction and bone conduction, as in Weber test
acaadenocarcinoma
acaanterior cerebral artery
acaanti cardiolipin antibody
acadacademy
ACBAortocoronary bypass
acbeair contrast barium enema
accacceleration
accaccelerator
accaccident
AccAccommodation (eye)
accadrenocortical carcinoma
ACCAgenesis of the corpus callosum
accalveolar cell carcinoma
accaplasia cutis congenita
accaadenylate cyclase constitutive activator
accaadrenocortical carcinoma
accomaccommodation
ACCPAmerican College of Chest Physicians
accpnagenesis of the corpus callosum with peripheral neuropathy
ACCUAcute coronary care unit
acdacid citrate dextrose
acdactinomycin d
acdadult celiac disease
acdallergic contact dermatitis
ACDAnemia of chronic disease
acdarteriosclerotic coronary disease
acdautomatic cardiac defibrillator procedure
acdAvellino corneal dystrophy
ACDFAnterior cervical discectomy and fusion
AceAcetone
aceacetylcholinesterase
ACEAngiotensin-converting enzyme
acecyclophosphamide doxorubicin
acedipeptidyl peptidase a
ACEIAngiotensin-converting enzyme inhibitor
ACEPAmerican College of Emergency Physicians
acetoacetyl coaacetoacetyl coenzyme a
acetyl coaacetyl coenzyme a
acetyl coa acetyltransferaseacetyl coenzyme a acetyltransferase
acetyl coa carboxylaseacetyl coenzyme a carboxylase
ACFAdministration for Children and Families
acfanterior cranial fossa
acgangle closure glaucoma
ACGMEAccreditation Council for Graduate Medical Education
AChAcetylcholine
achachondroplasia
achadrenal cortical hormone
ach esteraseacetylcholinesterase
AChEAcetylcholine esterase
acheacetylcholinesterase
aciacute coronary insufficiency
aciolanterior chamber intraocular lens
acjamelocemental junction of tooth
ACLAnterior cruciate ligament
aclaanti cardiolipin antibody
ACLSAdvanced cardiac life support
acmaclacinomycin a
acmadriamycin, cyclophosphamide, methotrexate
acmarnold chiari malformation
acnacoustic neurinoma
acnunimustine
ACOGAmerican College of Obstetics and Gynecology
acomanterior communicating artery
acpacid phosphatase
acpacupuncture
ACPAdvanced Care Paramedic (Canada)
ACPAmerican College of Physicians
acpsacrocephalopolysyndactyly
acraclarubicin
acramalgam cement restoration
ACRAmerican College of Radiologists
ACRAmerican College of Rheumatology
acraacetylcholine receptor antibody
ACSAcute coronary syndrome
ACSAmerican Cancer Society
ACSAmerican College of Surgeons
acsanterior tibial compartment syndrome
acsantireticular cytotoxic serum
acsvbgaortocoronary saphenous vein bypass graft
acsvgaortocoronary saphenous vein graft
actactinomycin
actactivated clotting time
actacute coronary thrombosis
act-cactinomycin c
act-dactinomycin d
ACTHAdrenocorticotropic hormone
ACTH deficiencyAdrenocorticotropic hormone deficiency
actriibactivin receptor type iib
ACUAmbulatory care unit
acugarthrocutaneouveal granulomatosis
acvacyclovir
acvairway closing volume
acvaplasia of cerebellar vermis
acvdarteriosclerotic cardiovascular disease
acvgaortocoronary vein graft
acyl coaacyl coenzyme a
ADAcute distress
adadenoidal degeneration
adadvertisement
ADAlzheimer's disease
adatopic dermatitis
adatrio dextro
ADAttachment disorder
adauris dextra
adautogenic drainage
adautosomal dominant
addactinomycin
addrug addiction
ADRight ear (from Latin auris dexter)
ad libAs desired (from Latin ad libitum)
ad part. dolentTo the painful parts (from Latin ad partes dolentes)
ADAAdenosine deaminase
ADAAmerican Dental Association
ADAAmerican Diabetes Association
ADAAmerican Dietetic Association
ADAAmericans with Disabilities Act
adamhaalcohol drug abuse and mental health administration
adasalzheimer's disease assessment scale
adatadvance diet as tolerated
adbcadriamycin, dtic, bleomycin, ccnu
adcacquired immune deficiency syndrome dementia complex
adcadenylate cyclase
adcadrenal cortex
ADCAIDS dementia complex
adccantibody dependent cell cytotoxicity
ADCCAntibody-dependent cell-mediated cytotoxicity
ADDAttention deficit disorder
ADD-RTAttention Deficit Disorder-Residual Type
add'ladditional
addladditional
adeara c, daunorubicin, etoposide
ADEMAcute disseminated encephalomyelitis
adenacantholytic dyskeratotic epidermal nevus
adenocaadenocarcinoma
adfaortoduodenal fistula
adhalcohol dehydrogenase
ADHAntidiuretic hormone
ADHDAttention-deficit hyperactivity disorder
ADHRAutosomal-dominant hypophosphatemic rickets
adiautosomal dominant ichthyosis vulgaris
adicadriamycin, dtic
adipacute demyelinating inflammatory polyradiculopathy
adjadjuvant
adkadenylate kinase
ADLactivities of daily living
ADLsActivities of daily living
admadministration
admadministrator
admAdmission
admckdmedullary cystic kidney disease, autosomal dominant
AdnAdnexa
ADPAdenosine diphosphate
adpaseadenosine diphosphatase
adpkdautosomal dominant polycystic kidney disease
adradriamycin
ADRAdverse drug reaction
adriaadriamycin
adsalcohol dependence scale
adsantibody deficiency syndrome
adtadenosine triphosphate
adtadmission, diagnosis, triage
aduacute duodenal ulcer
aeacrodermatitis enteropathica
aeaabove elbow amputation
aecaminoethylcysteine
aedaccident and emergency department
AEDAnti-epileptic drugs
AEDAutomated external defibrillator
aeegambulatory eeg
aefallogenic effect factor
aefamyloid enhancing factor
aefaryepiglottic fold
AEMAmbulatory electrocardiogram monitoring
aemataxia, episodic, with myokymia
aepauditory evoked potentials
aerauditory evoked responses
afacid fast
afafebrile
afamaurosis fugax
AFAmniotic fluid
afanterior fontanelle
afasian female
AFAtrial fibrillation
AFAtrial flutter
afauricular fibrillation
afdental amalgam filling present
AFBAcid-fast bacilli
afbaflatoxin b
afb1aflatoxin b1
AFDCAid to Families with Dependent Children
afgfacidic fibroblast growth factor
afiamaurotic familial idiocy
afiamniotic fluid index
AFibAtrial fibrillation
afiparmed forces institute of pathology
aflatrial flutter
aflpacute fatty liver of pregnancy
AFMAAfrican Medical Association
AFOAnkle-foot orthosis
AFPAlpha-fetoprotein
aftaflatoxin
aftafternoon
afvamniotic fluid volume
aganion gap
AgAntigen
agatrial gallop
agatrophic gastritis
agsilver
AGAAnti-gliadin antibodies
AGAAppropriate for gestational age
AGCAtypical glandular cells
AGDAcademy of General Dentistry
AGES criteriaAge, grade, extent, size (for tumors)
aggagammaglobulinemia
agitagitation
aglacute granulocytic leukemia
agltacidified glycerol lysis test
agmxagammaglobulinemia, x linked
AGNAcute glomerulonephritis
agnorsilver staining nucleolar organizing regions
agpalpha 1 acid glycoprotein
agsadrenogenital syndrome
AGSAicardi-Goutieres syndrome
agsalagille syndrome
agsaudiogenic seizure
agsgalliance of genetic support groups
agtactivity group therapy
agtaminoglutethimide
agtantiglobulin test
agusatypical glands of unknown significance
agwanogenital warts
ahadductor hallucis
ahalcoholic hepatitis
ahanterior horn
ahatypical hyperplasia
ahaacquired hemolytic anemia
AHAAmerican Heart Association
AHAAmerican Hospital Association
ahaanterior hypothalamic area
ahaautoimmune hemolytic anemia
ahcacute hemorrhagic conjunctivitis
ahcadrenal hypoplasia, congenital
AHCAlternating hemiplegia of childhood
AHCAAmerican Health Care Association
ahdarteriohepatic dysplasia
ahdarteriosclerotic heart disease
ahdsallan herndon dudley syndrome
AHECarea health education center
ahfacute heart failure
AHFAntihemophilic factor
ahfargentinian hemorrhagic fever
ahgacute herpetic gingivostomatitis
AHGAntihemophilic globulin
ahgsacute herpetic gingivostomatitis
AHHAryl hydrocarbon hydroxylase
ahhdarteriosclerotic hypertensive heart disease
AHIPAmerica's Health Insurance Plans
ahleacute hemorrhagic leukoencephalitis
ahmallele frequency dependent homozygosity mapping
ahoalbright hereditary osteodystrophy
AHRAirway hyper-reactivity
ahraryl hydrocarbon receptor
AHRQAgency for Healthcare Research and Quality
ahtantihyaluronidase screening titer
ahtsadductovarus hammer toe syndrome
ahxaddison disease, x linked
aiaccidental injury
aialcohol intake
aiallergy and immunology
aiamelogenesis imperfecta
aianaphylatoxin inactivator
aiangiotensin i
aiaortic incompetence
AIAortic insufficiency
aiapical impulse
AIArtificial insemination
aiautoimmunity
aiaaspirin intolerant asthma
aibabnormal illness behavior
aibaminoisobutyric acid
aicaicardi syndrome
aicaanterior inferior cerebellar artery
AICDAutomated implantable cardioverter-defibrillator
AIDArtificial insemination by donor
aidhatypical intraductal hyperlasia
AIDSAcquired immune deficiency syndrome
aiedaland island eye disease
AIHArtificial insemination by husband
aihautoimmune hepatitis
aihaautoimmune hemolytic anemia
AIHDArtificial insemination by pooled husband and donor semen
AIIRBangiotensin II receptor antagonist
ailangioimmunoproliferative lesions
aildangioimmunoblastic lymphadenopathy with dysproteinemia
aimabnormal involuntary movement
aimactivation inducer molecule
aimasparaginase, ifosfamide, methotrexate
aimianteroinferior myocardial infarction
aimsabnormal involuntary movement scale
aimsarthritis impact measurement scale
AINAcute interstitial nephritis
ainanal intraepithelial neoplasia
aionacute ischemic optic neuropathy
aipacute intermittent porphyria
aipacute interstitial pneumonia
AIPDAcute infectious and parasitical diseases
AIPDAcute inflammatory demyelinating polyneuropathy
AIPDAutoimmune progesterone dermatitis
aisabbreviated injury scale
AISAdenocarcinoma in situ
aivraccelerated idioventricular rhythm
ajankle jerk
ajccamerican joint committee on cancer
akabove knee
akacetate kinase
akactinic keratosis
akadenylate kinase
akartificial kidney
akastigmatic keratotomy
akaabove knee amputation
akaalcoholic ketoacidosis
akaAlso known as
akeacrokeratoelastoidosis
akpanterior knee pain
akvacrokeratosis verruciformis
alaluminum
alamyloid light chain
alanterolateral
alarterial line
alartificial limb
alleft ear
alaalanine
ALAAminolevulinic acid
alaamoebic liver abscess
aladaminolevulinic acid dehydratase
alasealas, erythroid
alashalas, housekeeping
alatalanine aminotransferase
albalbumin
AlcAlcohol
alcaaacetylcarnitine arginyl amide
alcamactivated leukocyte cell adhesion molecule
alclanaplastic large cell lymphoma
aldadrenoleukodystrophy
aldalcoholic liver disease
aldaldolase
aldaldosine
aldaldosterone
aldbaldolose b deficiency
aldoaldosterone
alecartificial lung expanding compound
alfacute liver failure
ALGAnti-lymphocyte globulin
ALIAcute lung injury
aliaverage lobe index
alk p'tasealkaline phosphatase
alk phosalkaline phosphatase
ALLAcute lymphoblastic leukemia
ALLAllergies
alloallogenic
almacral lentiginous melanoma
almianterolateral myocardial infarction
almmacral lentiginous malignant melanoma
alomadadriamycin, leukeran, oncovin, methotrexate, actinomycin d, dacarbazine
alpalkaline phosphatase
alpanterior lobe of pituitary
alpargon laser photocoagulation
alpatherogenic lipoprotein phenotype
alpcargon laser photocoagulation
alpha anpalpha atrial natriuretic peptide
alpha ifnalpha interferon
alpha mptalpha methyl p tyrosine
alpsaphasia language performance scales
ALPSAutoimmune lymphoproliferative syndrome
ALSAdvanced life support
alsafferent loop syndrome
ALSAmyotrophic lateral sclerosis
alsantilymphocyte serum
altalaniinitransaminaas
altalanine aminotransferase
ALTAlanine transaminase
altaltered
altaltitude
altargon laser trabeculoplasty
altern. d.Every other day (from Latin alterno die)
altoafterloading tandem and ovoids
altpargon laser trabeculoplasty
aluncalopecia universalis congenita
alvalveolar
alvavian leukosis virus
amalveolar macrophage
amamerican
Amamericium
amammeter
amanteromedial
amasian male
ammorning
amaadvanced maternal age
AMAAgainst medical advice
AMAAmerican Medical Association
AMAAnti-mitochondrial antibody
AMAAustralian Medical Association
AMANETAfrican Malaria Network Trust
AmbAmbulate
ambamphotericin b
AMCArthrogryposis multiplex congenita
amcnarthrogryposis multiplex congenita, neurogenic type
amdacid maltase deficiency
AMDAge-related Macular Degeneration
amdgacromesomelic dysplasia, grebe type
AMGAAmerican Medical Group Association
amiacute mesenteric ischemia
AMIAcute myocardial infarction
amiautobiographical memory interview
amioamiodarone
amitamitriptyline
AMLAcute myeloid leukemia
amlanterior mitral leaflet
amlcdactive matrix liquid crystal device
ammagnogenic myeloid metaplasia
ammlacute myelomonocytic leukemia
amnadrenomyeloneuropathy
amnioamniocentesis
ampacid mucopolysaccharide
ampacute massive pulmonary embolism
AMPAdenosine monophosphate
AmpAmpere
ampamphetamine
ampampicillin
AmpAmpule
ampamputation
amp deaminaseadenosine monophosphate deaminase
AMPA receptorAlpha-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid receptor of the brain
ampeacute massive pulmonary embolism
amralternating motion rate
AMSAcute mountain sickness
amsaltered mental status
AMSAtypical measles syndrome
amsatypical mole syndrome
AMSAAmerican Medical Student Association
amsaamsacrine
amtabbreviated mental test
AmtAmount
amtanxiety management training
amvassisted mandatory ventilation
amvcatrophia maculosa varioliformis cutis
anacanthosis nigricans
anacoustic neuroma
ananorexia nervosa
anantenatal
anaalpha naphthyl esterase
ANAAmerican Nurses Association
ANAAnti-nuclear antibody
anaealpha naphthyl acetate esterase
anananandron
anbchepatitis b core antibody
ancabsolute neutrophil count
ancantenatal care
ANCAAnti-neutrophil cytoplasmic antibody
ancovaanalysis of covariance
andaxillary node dissection
ANDIAberrations of normal development and involution (of breast)
anesanesthesia
anfantinuclear factor
ANFAtrial natriuretic factor
ANFAustralian Nursing Federation
angangiotensin
angioangiogram
angisaustralian national genomic info service
anlacute nonlymphocytic leukemia
anlargonne national laboratory
anllacute nonlymphoblastic leukemia
anmamish nemaline myopathy
annannual
annannulus
annartificial neural networks
ann fibannulus fibrosis
ANNAAmerican Nephrology Nurses' Association
annlacute non lymphocytic leukemia
anomanomalous
anovaanalysis of variance
ANPAtrial natriuretic peptide
ansarteriolonephrosclerosis
ANSAutonomic nervous system
antalloimmune neonatal thrombocytopenia
AntAnterior
antebefore
Anti-Refers to an antibody to the suffixed antigen
ANTRAsymmetrical tonic neck reflex
ANUGAcute necrotizing ulcerative gingivitis
anxtyanxiety
aoacridine orange
AOAAmerican Optometric Association
AOAAmerican Osteopathic Association
AOAAustralian Orthopaedic Association
aobacetone on breath
aobalcohol on breath
aobanterior open bite
aodarterial occlusive disease
aodmadult onset diabetes mellitus
AODMAdult-onset diabetes mellitus (now called diabetes mellitus type 2)
aofassessment of occupational function
AOMAcute otitis media
aomarthroophthalmopathy, hereditary progressive
aomazoxymethane
aopaara c, oncovin, prednisone, asparaginase
aopeadriamycin, oncovin, prednisone, etoposide
aorfadult onset renal failure
aosadams oliver syndrome
AOSApraxia of speech
apabdominal pain
apabdominal perineal
apacid phosphatase
apaction potential
apacute pancreatitis
APAlkaline phosphatase
apanatomic pathology
APAngina pectoris
apante partum
apanterior and posterior
apanterior pituitary
APAnteroposterior
apaortic pressure
apaortopulmonary
aparterial pressure
apartificial pneumothorax
ap & latanteroposterior & lateral
APAAdministrative Procedures Act
APAAmerican Pharmaceutical Association
APAAmerican Psychiatric Association
apaamerican psychological association
apaaminopenicillanic acid
apaantiphospholipid antibody
APACHE IIAcute Physiology and Chronic Health Evaluation II
APAPAutomatic positive airway pressure
APAPParacetamol (aka acetaminophen) (from its chemical name, N-acetyl-para-aminophenol)
apbabductor pollicus brevis
apcacetylsalicylic acid, acetophenetidin, and caffeine
APCActivated protein C
apcadenomatous polyposis of the colon
APCAmbulatory Payment Classification
apcamsa, prednisone, chlorambucil
APCAntigen-presenting cell
apcaspirin, phenacetin, caffeine
APCAtrial premature contraction
apchalternative pathway hemolytic complement
apcoradvanced portable coronary observation radio
apdaccessory pancreatic duct
APDAdult polycystic disease
apdafferent pupillary defect
apdantipsychotic drug
apdatrial premature depolarization
APDAutomated peritoneal dialysis
APDRGAll Patient Diagnosis Related Groups
apeacute pulmonary edema
apeanterior pituitary extract
APECEDAutoimmune polyendocrinopathy-candidiasis-ectodermal dystrophy
apfantiperinuclear factor
APGARAmerican Pediatric Gross Assessment Record (a backronym)
APGARAppearance, pulse, grimace, activity, respiration - used to assess newborns
aphalkaline phosphatase
APHantepartum hemorrhage
aphaphasia
APHAAmerican Protestant Hospital Association
APHAAmerican Public Health Association
aphigaphidicolin glycinate
apiapplication programming interface
APKDAdult polycystic kidney disease
aplabductor pollicis longus
aplacute promyelocytic leukemia
apladjustable pressure limiting valve
aplaanti phospholipid antibody
apldautomated percutaneous lumbar discectomy
aplisanatomic pathology laboratory information system
aplsadvanced pediatric life support
APLSAntiphospholipid syndrome
apmlacute promyelocytic leukemia
APMPPEAcute posterior multifocal placoid pigment epitheliopathy
apnacute pyelonephritis
APNAdvanced practice nurse
apoadriamycin, prednisone, oncovin
apo a iapolipoprotein a i
apoaapolipoprotein a
apobapolipoprotein b
apocapolipoprotein c
apodapolipoprotein d
apoeapolipoprotein e
apojapolipoprotein j
appacute phase protein
appappendix
applappliance
applapplication
applic.Applicandus (Latin meaning "to be applied")
appnhpadenylyl imidodiphosphate
approxapproximate
approxapproximately
apptappointment
appyappendectomy
APRAbdominoperineal resection
aprabdominoperineal resection of rectum
apracute phase reactant
aprapril
aprauropalpebral reflex
aprsadult personality rating schedule
aprtadenine phosphoribosyltransferase
aprtadenosine phosphoribosyltransferase
aprtaseadenine phosphoribosyltransferase
aprvairway pressure release ventilation
APSAntiphospholipid syndrome
APSAutoimmune polyendocrine syndrome
apsaphosphatidylserine antibody
APSACAnisoylated plasminogen streptokinase activator complex
apsgnacute poststreptococcal glomerulonephritis
aPTTActivated partial thromboplastin time
apudamine precursor uptake and decarboxylation
apudomatumor of apud cells
apvcanomalous pulmonary venous connection
apvdanomalous pulmonary venous drainage
apvranomalous pulmonary venous return
apvsabsent pulmonary valve syndrome
apwaortopulmonary window
aqaqueous
aq.Water (from Latin aqua)
aq. bull.Boiling water (from Latin aqua bulliens)
aq. calid.Warm or hot water (from Latin aqua calida)
aq. dist.Distilled water (from Latin aqua distillata)
aq. gel.Cold water (from Latin aqua gelida)
ARAortic regurgitation
arargon
ARAAmerican Rheumatological Association
ara carabinosylcytosine
ara ctparabinofuranosylcytosine triphosphate
ara uarabinofuranosyluracil
arasatherosclerotic renal artery stenosis
ARBAngiotensin II receptor antagonist
ARBDAlcohol-Related Birth Defects
arbktaids risk behavior knowledge test
arcabnormal retinal correspondence
ARCAIDS-related complex
archarchives
ardacute respiratory disease
ARDAdult Refsum disease
ardmdautosomal recessive distal muscular dystrophy
ARDSacute respiratory distress syndrome
ARDSAdult respiratory distress syndrome
ARFAcute renal failure
arfacute respiratory failure
arfacute rheumatic fever
ArgArginine
ariacute renal insufficiency
ariacute respiratory infection
ARMArtificial rupture of membranes
armdage related macular degeneration
arnacute retinal necrosis
ARNDAlcohol-Related Neurodevelopmental Disorder
aroaautosomal recessive ocular albinism
AROMActive range of motion
AROMArtificial rupture of membranes
arpamerican registry of pathology
arpkdautosomal recessive polycystic kidney disease
ARRTAmerican Registry of Radiologic Technologists
arsaarylsulfatase a
ARTAntiretroviral therapy
artarterial
ARTAssuming room temperature (that is, the patient has died)
arterarterial
aruacute retention of urine
arvaids related virus
arvanti retroviral therapy
ARVCArrhythmogenic right ventricular cardiomyopathy
ARVDArrhythmogenic right ventricular dysplasia
asangelman syndrome
ASAnkylosing Spondylitis
ASAortic stenosis
asarteriosclerosis
ASAsperger syndrome
ASAtherosclerosis
asauris sinestra
ASAAcetylsalicylic acid
ASAAmerican Society of Anesthesiology
asaargininosuccinic acid
asaaspirin
asaaspirin sensitive asthma
asadarteriosclerotic artery disease
asalargininosuccinate lyase
asal deficiencyargininosuccinate lyase deficiency
ASAPAs soon as possible
asataspartate aminotransferase
asbasymptomatic bacteriuria
asbmbamerican society for biochemistry & molecular biology
ASCAmbulatory surgery center
ascamerican society of cytology
ASC-HAtypical squamous cells - cannot exclude HSIL
ASCADArteriosclerotic coronary artery disease
ascbamerican society for cell biology
ascdarteriosclerotic coronary disease
ASCEPTAustralasian Society of Clinical & Experimental Pharmacologists and Toxicologists
aschdarteriosclerotic coronary heart disease
asciamerican society for clinical investigation
asciiamerican standard code for information interchange
ascoamerican society of clinical oncology
ASCPAmerican Society for Clinical Pathology
ASCPAmerican Society of Consultant Pharmacists
asctautologous stem cell transplantation
ASCUSAtypical squamous cells of undetermined significance
ascvaarteriosclerotic cerebrovascular accident
ascvdarteriosclerotic cardiovascular disease
ascvdarteriosclerotic cerebrovascular disease
ASCVDArteriosclerotic vascular disease (arteriosclerosis)
ascvhdarteriosclerotic cardiovascular heart disease
ascvrdarteriosclerotic cardiovascular renal disease
ASDAtrial septal defect
asdhdarteriosclerotic decompensated heart disease
asdpanal sphincter dysplasia
ASDsAutism spectrum disorders
asechacetylselenonium choline
asfanterior spinal fusion
ASGUSAtypical squamous glandular cells of undetermined significance
ASHArteriosclerotic heart disease
ashasymmetrical septal hypertrophy
ASHAAmerican Speech-Language-Hearing Association
ashapadriamycin, solu medrol, high dose ara c, platinol
ashcvdarteriosclerotic hypertensive cardiovascular disease
ASHDArteriosclerotic heart disease
ashdatrioseptal heart defect
ashgamerican society for human genetics
ashhdarteriosclerotic hypertensive heart disease
ashvdarteriosclerotic hypertensive vascular disease
asianxiety status inventory
asipamerican society for investigative pathologists
ASISAnterior superior iliac spine
ASLAmerican sign language
aslantistreptolysin
aslargininosuccinate lyase
asl deficiencyargininosuccinate lyase deficiency
aslhnalport syndrome like hereditary nephritis
aslmeamerican society of law, medicine, and ethics
asloanti streptolysin o
asmamerican society for microbiology
asmaanti smooth muscle antibody
asmdanterior segment mesenchymal dysgenesis
asmianteroseptal myocardial infarction
ASMIAustralian Self-Medication Industry
ASMSOAmerican Society of Medication Safety Officers
asmtlxacetylserotonin methyltransferase like, x linked
asnasparaginase
asnasparagine
ASOAdministrative Service Organization
ASOAnti-streptolysin O
asoarteriosclerosis obliterans
asomacute suppurative otitis media
ASOTAntistreptolysin O titre
aspantisocial personality
aspasparaginase
aspaspartic acid
aspl asparaginase
aspedangel shaped phalangoepiphyseal dysplasia
ASPSAmerican Society of Plastic Surgeons
aspvdarteriosclerotic peripheral vascular disease
ASRTAmerican Society of Radiologic Technologists
asrtanomalous sentence repetition test
AssAssessment
assaaminopterin syndrome sine aminopterin
ASSHAmerican Society for Surgery of the Hand
assocassociation
asstassist
asstasearylsulfate sulfotransferase
ASTAspartate aminotransferase
ASTAspartate transaminase
astastigmatism
ASTHOAssociation of State and Territorial Health Officials
asuambulatory surgery unit
asvavian sarcoma virus
asvdarteriosclerotic vascular disease
asvhdarteriosclerotic vascular heart disease
aswapproved social worker
ASXAsymptomatic
ATAngiotensin
ATAntithrombin
atastatine
ataudiology technician
AT-IIIAntithrombin III
at/ncatraumatic normocephalic
ataalimentary toxic aleukia
ataanterior tibial artery
ATAAnti-transglutaminase antibodies
ATBAntibiotic
atcadriamycin followed by 3x taxol followed by 3x cytoxan
ATCCAmerican Type Culture Collection
atdantithyroid drug
atdasphyxiating thoracic dystrophy
ATGAntithymic globulin
atgantithymocyte globulin
atgantitoxin globulin
atinacute tubulo interstitial nephritis
atladult t cell leukemia
atlladult tcell leukemia lymphoma
ATLSadvanced trauma life support
atmatmosphere
atmngtatypical melanocytic nevi of the genital type
ATNAcute tubular necrosis
atnoculocutaneous albinism, tyrosinase negative
ATNRAsymmetrical tonic neck reflex
ATPAcute thrombocytopenic purpura
ATPAdenosine triphosphate
atpadvanced technology program
ATPAnti-tachycardia pacing
AtpAtapical
atpazathioprine
ATRAAll-trans retinoic acid
atsalport syndrome
ATSAnti-tetanus serum, that is, anti-tetanus immunoglobulins
atsarteriosclerosis
atshdarteriosclerotic heart disease
attattachment
atvall terrain vehicle
atzanal transitional zone
auarbitrary unit
auaures unitas
auaustralia antigen
auazauridine
Augold
AUCArea under the curve (pharmacokinetics)
audauditory
auditalcohol use disorders identification test
augacute ulcerative gingivitis
augaugust
aulacute undifferentiated leukemia
aurauricular
aur.Ear (from Latin auris)
aur. dextro.To right ear (from Latin auris dextrae)
aur. laevTo left ear (from Latin auris laevae)
aurist.Ear drops (from Latin auristillae)
ausartificial urinary sphincter
ausatypia of unknown significance
avadriamycin, vincristine
avalveolar duct
avanaerobic vaginosis
avaortic valve
AVArteriovenous
AVAtrioventricular
avaudiovisual
avauriculoventricular
avaantiviral antibody
avaaortic valve area
avaaortic valve atresia
avaddoxorubicin, vincristine, cytarabine, dexamethasone
avbatrioventricular block
avdrradult onset vitamin d resistant hypophosphatemic osteomalacia
aventylnortriptylineavf
avfarteriovenous fistula
avfatrioventricular fibrillation
avhacute viral hepatitis
AVMArteriovenous malformation
avmaviation medicine
AVMsArteriovenous malformations
avnatrioventricular node
AVNAvascular necrosis
avodefused arteriovenous o2 difference
avpactinomycin d, vincristine, platinol
avpadriamycin, vincristine, procarbazine
avpaortic valve prosthesis
avpaortic valvuloplasty
avparginine vasopressin
avpvenous ambulatory pressure
avpualert, verbal, pain, unresponsive
AVRAortic valve replacement
avrntatrioventricular re entrant nodal tachycardia
avrraortic valve re replacement
avrtatrioventricular re entrant tachycardia
avsarteriovenous shunt
avsdatrioventricular septal defect
avssafebrile, vital signs stable
awabdominal wall
awairway
awmianterior wall myocardial infarction
awoantral washout
awolabsent without leave
AWPaverage wholesale price
awsalagille watson syndrome
axaxilla
AxAxillary
axaxis of cylindrical lens
AXRAbdominal x-ray
azascheim zondek
azaazathioprine
azcazacitidine
azfazoospermia factor
aziazidopine
azqdiaziquone
AZTAzidothymidine