A and O
Alert and Oriented
A Fib
Atrial Fibrillation
AAA
Abdominal Aortic Aneurysm
Abd
Abdomen, Abdominal
ABC
Airway, Breathing, Circulation
ABG
Arterial Blood Pressure
abnl
Abnormal
Abx
Antibiotics
ACLS
Advanced Cardiac Life Support
ADD
Attention Deficit Disorder
ADH
Antidiuretic Hormone
ADLs
Activities of Daily Living
ADHD
Attention Deficit and Hyperactivity Disorder
AED
Automated External Defibrillator
AICD
Automated Implantable Cadioverter-Defribillator
AIDS
Acquired Immune Deficiency Syndrome
ALS
Advanced Life Support
AM
Morning
AMA
Against Medical Advice
Amb
Ambulate
AMI
Acute Myocardial Infarction
Ant
Anterior
APAP
Acetaminophen
APGAR
Appearance, Pulse, Grimace, Activity, Respiration (Newborns)