| Abbreviation | Definition |
|---|---|
| AAD | Antibiotic-Associated Diarrhea |
| AADS | Anti Arrhythmic Drugs |
| AAFP | Arizona Academy of Family Physicians |
| AAH | Atypical Adenomatous Hyperplasia |
| AAIA | Abdominal Aortic Or Iliac Aneurysms |
| AAL | Anterior Axillary Line |
| AAMI | Age Associated Memory Impairment |
| AAMI | Aviation Asset Management Inc |
| AAONP | The American Association of Naturopathic Physicians |
| AAP | Acute Abdominal Problems |
| AAP | Association of American Physicians Association of American |
| AAPA | American Academy of Physician Assistants |
| AAPA | the American Academy of Physician Assistants |
| AAPB | Association for Applied Psychophysiology and Biofeedback |
| AAPI | American Association of Physicians of Indian |
| AAPL | American Association for Physician Leadership |
| AAPL | American Association of Physician Liaisons |
| AAPP | American Academy of Private Physicians |
| AAPR | Annals of Anatomy and Physiology Research |
| AAPS | American Association of Physician Specialists |