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PHS Abbreviations #1
Principles of Health Science Medical Abbreviations List #1 January 14, 2026
| Question | Answer |
|---|---|
| a | before |
| A&D | admission and discharge |
| A&P | anterior and posterior, Anatomy and Physiology |
| aa | of each |
| Ab | Abortion |
| abd | abdomen, abdominal |
| ABG | Arterial Blood Gas |
| ac | before meals |
| ACTH | Adrenocorticotrophic hormone |
| ADH | Antidiuretic hormone |
| ad lib | as desired |
| ADL | Activities of Daily Living |
| adm | admission |
| AHA | American Hospital Association |
| AIDS | Acquired Immune Deficiency Syndrome |
| AM, am | Morning, before noon |
| AMA | American Medical Association, against medical advice |
| amal | amalgam |
| amb | ambulate, walk |
| amt | amount |
| ANA | American Nurses Association |
| ANS | Autonomic Nervous System |
| ant | anterior |
| AP | Apical Pulse |
| approx | approximately |
| aq, aqua | aqueous (water based) |
| ARC | AIDS-related complex |
| ART | Accredited Records Technician |
| as tol | as tolerated |
| ASAP | as soon as possible |
| ASCVD | Arteriosclerotic Cardiovascular Disease |