Medical Abbreviations With A

Medical Abbreviations With A

medical abbreviations a

Enjoy this comprehensive guide to medical abbreviations! Learning the correct meanings and spellings of abbreviations is an important part of becoming a successful medical professional. This guide will help you get started. Included are common abbreviations for both medical terms and hospital documentation. Plus, discover some tips for how to remember these abbreviations easily and effectively. Let’s get started!

Abd abdomen
ab abdomen, abdominal
ABD abdominal
Aag abdominal aortic aneurysm
AXR abdominal x-ray
APR abdominoperineal resection
ANDI aberrations of normal development and involution
Abn abnormal
AB abortion, AB Blood Type
AKA above-knee amputation
ARD absolute risk difference
AK acanthamoeba keratitis
A+E Accident and Emergency
Acc accommodation
Ace acetone
ACh acetylcholine
AChE acetylcholine esterase
ASA acetylsalicylic acid (aspirin)
A/B acid-base ratio
AFB acid-fast bacilli
ABI acquired brain injury
AIDS acquired immune deficiency syndrome
aPTT activated partial thromboplastin time
AROM active range of motion
ADLs activities of daily living
ABE acute bacterial endocarditis
ABLA Acute Blood Loss Anemia
ACPO acute colonic pseudo-obstruction
ADHF acute decompensated heart failure
AFNTR acute febrile nonhemolytic transfusion reaction
AIPD acute infectious and parasitical diseases
AKI acute kidney injury

medical abbreviations with a

ALI acute limb injury
ALL acute lymphoblastic leukemia
AMI acute mesenteric ischemia
AMS acute mountain sickness
AML acute myeloid leukemia
ANUG acute necrotizing ulcerative gingivitis
AOE acute otitis externa
APACHE II Acute Physiology and Chronic Health Evaluation II
APMPPE acute posterior multifocal placoid pigment epitheliopathy
ARF acute renal failure
ARDS acute respiratory distress syndrome
ATN acute tubular necrosis
AAI acute arterial insufficiency
ACCU acute coronary care unit
AGN acute glomerulonephritis
AOM acute otitis media
ATP acute thrombocytopenic purpura
AIS adenocarcinoma in situ
ADP adenosine diphosphate
AMP adenosine monophosphate
adm admission
Adn adnexae
AYA adolescents and young adults
ACTH adrenocorticotropic hormone
APD adult polycystic disease
APKD adult polycystic kidney disease
AODM adult-onset diabetes mellitus
ACP Advance care planning
ACLS advanced cardiac life support
AMA advanced maternal age
AMO advanced medical optics
ATLS Advanced trauma life support
ADE adverse drug event
ADR adverse drug reaction
AVSS Afebrile, vital signs stable
AGES criteria age, grade, extent, size
ARMD age-related macular degeneration
ADC AIDS dementia complex
ARC AIDS-related complex
ADW Ain’t Doin’ Well
AC&BC air conduction and bone conduction
A/E Air entry
AHR airway hyper-reactivity
ABC airway, breathing, circulation
ABCD airway, breathing, circulation, disability
ABCs airway, breathing, circulation, etc.
ALT alanine transaminase
ASPECTS Alberta Stroke Program Early CT Score, ASPECT Score
Alc alco123
ASH alcoholic steatohepatitis
ARBI alcohol-related brain injury
A&Ox3 alert and oriented, times 3
A&Ox4 alert and oriented, times 4
A&W alive and well
ALP alkaline phosphatase
AP alkaline phosphatase
Alk phos alkaline phosphatase
ABPA allergic broncho-pulmonary aspergillosis
ACD allergic contact dermatitis
AIN allergic interstitial nephritis
AND allowing natural death


ATRA all-trans retinoic acid
AMPA receptor alpha-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid receptor of the brain
AFP alpha-fetoprotein
aka also known as
ACS altered conscious state
ARMS alveolar rhabdomyosarcoma
AD Alzheimer’s disease
Amb ambulate
ACU ambulatory care unit
AEM ambulatory electrocardiogram monitoring
ASC ambulatory surgery center
ADA American Dental Association
AJCC American Joint Committee on Cancer
ATCC American Type Culture Collection
ALA aminolevulinic acid
AF-AFP amniotic fluid alpha fetoprotein
AFI amniotic fluid index
Amt amount
Amp ampule
ALS amyotrophic lateral sclerosis
A/P anatomy and physiology
ACD anemia of chronic disease
ARB angiotensin II receptor antagonist
AIIRB angiotensin II receptor antagonist
ACE angiotensin-converting enzyme
ACEI angiotensin-converting enzyme inhibitor
APSAC anisoylated plasminogen streptokinase activator complex
ABPI ankle brachial pressure index
AFO ankle-foot orthosis
ALCAPA anomalous left coronary artery from the pulmonary artery
APH antepartum haemorrhage
Ant anterior
AAL anterior axillary line
ACA Anterior cerebral artery
ACDF anterior cervical discectomy and fusion
ACL anterior cruciate ligament
AFSOF anterior fontanelle soft, open, flat
AIR anterior interval release
ASIS anterior superior iliac spine
ATB antibiotic
ABT antibiotic therapy
AAD antibiotic-associated diarrhea
AAPMC antibiotic-associated pseudomembranous colitis
ABX antibiotics
Ab antibody
ADCC antibody-dependent cell-mediated cytotoxicity
ADH antidiuretic hormone
Ag antigen
AGA anti-gliadin antibodies
AHF antihemophilic factor
AHG antihemophilic globulin
AHT antihyaluronic acid test
ALG antilymphocytic globulin
ANCA antineutrophil cytoplasmic antibody
ANA antinuclear antibody
APLS antiphospholipid syndrome
ART antiretroviral therapy
ASCA anti–Saccharomyces cerevisiae antibodies


ASO antistreptolysin-O
ASOT antistreptolysin-O titre
ATS antitetanus serum, that is, antitetanus immunoglobulins
AT antithrombin
AT-III antithrombin III
ATG anti-thymocyte globulin
ATA antitransglutaminase antibodies
AR aortic regurgitation
AS aortic stenosis
AVR aortic valve replacement
ACB aortocoronary bypass
ap apical, anteroposterior
AHI Apnea-Hypopnea Index
APGAR appearance, pulse, grimace, activity, respiration
appy appendectomy
applic. applicandus
AUC area under the curve
Arg arginine
ARVC arrhythmogenic right ventricular cardiomyopathy
ARVD arrhythmogenic right ventricular dysplasia
Aa. arteria, see Artery
ABG arterial blood gas
ASCAD arteriosclerotic coronary artery disease
AHD arteriosclerotic heart disease
arteriosclerotic heart disease
ASCVD arteriosclerotic vascular disease
AV arteriovenous
AVF arteriovenous fistula
AVM arteriovenous malformation
AMC arthrogryposis multiplex congenita
AI artificial insemination
AID artificial insemination by donor
AIH artificial insemination by husband
AIHD artificial insemination by pooled husband and donor semen
ARM artificial rupture of membranes
AUS Artificial urinary sphincter
AHH aryl hydrocarbon hydroxylase
ad lib as desired
AEB as evidenced by (commonly used by nurses)
APP as per protocol
ASAP as soon as possible
AST aspartate transaminase
A assessment
Ass assessment
AC assisted controlled ventilation
ALF assisted living facility
ASH Asymmetric septal hypertrophy
ANTR asymmetrical tonic neck reflex
ATNR asymmetrical tonic neck reflex
ASX asymptomatic
ASB asymptomatic bacteriuria
A-T ataxia-telangiectasia
AF atrial fibrillation
AFib atrial fibrillation
AFL atrial flutter
ANF atrial natriuretic factor
ANP atrial natriuretic peptide
APC atrial premature contraction
ASD atrial septal defect
autism spectrum disorder
AVSD atrioventricular septal defect
ADD attention deficit disorder
ADHD attention deficit hyperactivity disorder
Atp atypical
AAT atypical antibody test
ATCP Atypical Chest Pain
AGC atypical glandular cells


ASCUS atypical squamous cells of undetermined significance
ASC-H atypical squamous cells—cannot exclude HSIL
ASGUS atypical squamous glandular cells of undetermined significance
AH auditory hallucinations
A&P auscultation and percussion
AIHA Autoimmune hemolytic anemia
ALPS autoimmune lymphoproliferative syndrome
APS autoimmune polyendocrine syndrome
APECED autoimmune polyendocrinopathy-candidiasis-ectodermal dystrophy
ABMT autologous bone marrow transplantation
AED automated external defibrillator
AICD automated implantable cardioverter-defibrillator
APAP automatic positive airway pressure
ANS autonomic nervous system
ADHR autosomal dominant hypophosphatemic rickets
AVN avascular necrosis
AAOx3 awake, alert, and oriented, times 3
AAOx4 awake, alert, and oriented, times 3
A&O or A/O aware and oriented or alert and oriented
Ax axillary
AZT azidothymidine
ā before
a.c. before a meal (from Latin ante cibum)
a.p. before a meal
aq. bull. boiling water
aq. gel. cold water
aq. dist. distilled water
ABVD Doxorubicin (adriamycin), bleomycin, vinblastine, dacarbazine
AU each ear
aur. ear
aurist. ear drops
altern. d. every other day
a.h. every other hour
A1C glycated hemoglobin
ABO Landsteiner’s blood grouping system
Anti- refers to an antibody to the suffixed antigen
ad. right ear
aur. laev to left ear
aur. dextro. to right ear
ad part. dolent to the painful parts
aq. calid. warm or hot water
aq. water