Medical Abbreviations: letter A

A:

Assessment

ABI

acquired brain injury

afib

atrial fibrillation

A line

Atrial line

AAA

Abdominal aortic aneurysm

AAROM

Active assistive range of motion

Abd or abd

Abduction

ABG

Arterial blood gasses

ac

Before meals

AC joint

Acromioclavicular joint

ACTH

Adrenocorticotrophic hormone

ACL

Anterior cruciate ligament

Add or add

Adduction

ADL

Activities of Daily living

ad lib

At discretion

adm

Admitted; admission

AE

Above elbow

AFO

Ankle foot orthosis

AIDS

Acquired immune deficiency syndrome

AIIS

Anterior inferior iliac spine

AJ

Ankle jerk

AK

Above knee

ALS

Amyotrophic lateral sclerosis

A-V

Arteriovenous

a.m.

Morning

AMA

Against medical advice

amb

Ambulation; ambutating; ambulated

ANS

Antonomic nervous system

ant

Anterior

ARDS

Adult respiratory distress syndrome

ARF

Acute renal failure

AROM

Active range of motion

ASA

Aspirin

ASAP or asap

As soon as possible

ASCVD

Arteriosclerotic cardiovascular disease

ASHD

Arteriosclerotic heart disease

ASIS

Anterior superior iliac spine

assist.

Assistance; assistive

AVM

Arteriovenous malformation

AP

Anterior-posterior