ABBREVIATIONS IN BIOMEDICAL ENGINEERING - A

AAMI - Association for the Advancement of Medical Instrumentation
AAPM - American Association of Physicists in Medicine
ABC - Automatic brightness control
ABET - Accreditation board for engineering training
ABG - Arterial blood gases
ABLB - Alternative binaural loudness balance
ABS - Acrylonitrile–butadiene–styrene
ac - Alternating current
AC - Abdominal circumference; Affinity chromatography
ACA - Automated clinical analyzer
ACES - Augmentative communication evaluation system
ACL - Anterior chamber lens
ACLS - Advanced cardiac life support
ACOG - American College of Obstetrics and Gynecology
ACR - American College of Radiology
ACS - American Cancer Society; American College of Surgeons
A/D - Analog-to-digital
ADC - Agar diffusion chambers; Analog-to Digital Converter
ADCC - Antibody-dependent cellular cytotoxicity
ADCL - Accredited Dosimetry Calibration Laboratories
ADP - Adenosine diphosphate
A-D-T Admission, discharge, and transfer
AE - Anion exchange; Auxiliary electrode
AEA - Articulation error analysis
AEB - Activation energy barrier
AEC - Automatic exposure control
AED - Automatic external defibrillator
AEMB - Alliance for Engineering in Medicine and Biology
AES - Auger electron spectroscopy
AESC - American Engineering Standards Committee
AET - Automatic exposure termination
AFO - Ankle-foot orthosis
AGC - Automatic gain control
AHA - American Heart Association
AI - Arterial insufficiency
AICD - Automatic implantable cardiac defibrillator
AID - Agency for International Development
AIDS - Acquired immune deficiency syndrome
AL - Anterior leaflet
ALG - Antilymphocyte globulin
ALS - Advanced life support; Amyotropic lateral sclerosis
ALT - Alanine aminotransferase
ALU - Arithmetic and logic unit
AM - Amplitude modulation
AMA - American Medical Association
AMU - Atomic mass units
ANOVA- Analysis of variance
ANSI - American National Standards Institute
AP - Action potential; Alternative pathway; Anteroposterior
APD - Anterioposterior diameter
APL - Adjustable pressure limiting valve; Applied Physics Laboratory
APR - Anatomically programmed radiography
AR - Amplitude reduction; Aortic regurgitation; Autoregressive
Ara-C Arabinosylcytosine
ARD - Absorption rate density
ARDS - Adult respiratory distress syndrome
ARGUS- Arrhythmia guard system
ARMA - Autoregressive-moving-average model
ARMAX- Autoregressive-moving-average model with external inputs
AS - Aortic stenosis
ASA - American Standards Association
ASCII- American standard code for information interchange
ASD - Antisiphon device
ASHE - American Society for Hospital Engineering
ASTM - American Society for Testing and Materials
AT - Adenosine-thiamide; Anaerobic threshold; Antithrombin
ATA - Atmosphere absolute
ATLS - Advanced trauma life support
ATN - Acute tubular necrosis
ATP - Adenosine triphosphate
ATPD - Ambient temperature pressure dry
ATPS - Ambient temperature pressure saturated
ATR - Attenuated total reflection
AUC - Area under curve
AUMC - Area under moment curve
AV - Atrioventricular
AZT - Azido thymidine