| AF | abnormal frequency; acid-fast; adult female; afebrile; aflatoxin; albumin-free; albumose-free; aldeh... |
|---|---|
| AFF | atrial fibrillation; atrial filling fraction; atrial flutter |
| AAI | acute alveolar injury; Adolescent Alienation Index; American Association of Immunologists; atrial in... |
| AOO | anodal opening odor; atrial asynchronous (competitive, fixed-rate) [pacemaker] |
| TAPE | temporary atrial pacemaker electrode |