Common Abbreviations (A)

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Abbreviation Word or Phrase
A Allergy
A Annum
A Anode
A Anterior
A Aortic
A Artery
A Axial
AA Aplastic anemia
AB Abort (miscarry)
AB About
AB Antibody
AB Asthmatic bronchitis
ABD, ABDOM Abdomen
ABN Abnormal
ABP Arterial blood pressure
ABST Abstract
AC Adrenal cortex
AC Air contrast
AC Anterior chamber
ACH Adrenal cortical hormone
ACID PHOS Acid phosphatase
ACID P'TASE Acid phosphatase
ACTH Adrenocorticotrophic hormone
ADENOCA Adenocarcinoma
ADH Antidiuretic hormone (vasopressin)
ADJ Adjacent
ADM Admission
ADM Admit
ADR Adverse drug reaction
AFF Afferent
AFF Affirmative
AFP Alpha-fetoprotein
AG Atrial gallop
AG Antigen
AG Argentum (silver, chemical symbol for)
AGL Acute granulocytic leukemia
A/G RATIO Albumin-globulin ratio
AGNO3 Silver Nitrate
AIDS Acquired immunodeficiency syndrome
AIL Angioimmunoblastic lymphadenopathy
AILD Angioimmunoblastic lymphadenopathy with dysprotinemia
AIN Anal intraepithelial neoplasia
AK(A) Above knee (amputation)
AKA Also known as
ALB Albumin
ALCL Anaplastic large cell lymphoma
ALK PHOS alkaline phosphatase
ALL Acute lymphocytic leukemia
AMA Against medical advice
AMB ambulatory
AMKL Acute megakaryocytic leukemia
AML Acute myelogenous leukemia
AMP Amputation
ANAP Anaplastic
ANAT Anatomy
ANO Axillary node dissection
ANED Alive no evidence of disease
ANES(TH) Anesthesia, anesthetic
ANT Anterior
ANTE Before
A&P Ausculation & percussion
AP Abdominal perineal
AP Anteroposterior
AP Anterior pituitary
AP&LAT Anteroposterior & lateral
ARMS Alveolar Rhabdomyosarcoma

Updated: December 28, 2023