| AHF | acute heart failure; American Health Foundation; American Hepatic Foundation; American Hospital Form... |
|---|---|
| AHR | antihyaluronidase reaction; Association for Health Records; atrial heart rate |
| ALLHAT | Antihypertensive and Lipid Lowering Treatment to Prevent Heart Attack Trial |
| AVHD | acquired valvular heart disease |
| AVHS | acquired valvular heart syndrome |