| AHCD | acquired hepatocellular degeneration |
|---|---|
| AHD | acquired hepatocerebral degeneration; acute heart disease; antihyaluronidase; antihypertensive drug;... |
| AIDS | acquired immune deficiency syndrome |
| AIDS-KS | acquired immune deficiency syndrome with Kaposi's sarcoma |
| AIHD | acquired immune hemolytic disease |