| AHA | acetohydroxamic acid; acquired hemolytic anemia; acute hemolytic anemia; American Heart Association;... |
|---|---|
| AHD | acquired hepatocerebral degeneration; acute heart disease; antihyaluronidase; antihypertensive drug;... |
| AI | accidental injury; accidentally incurred; adiposity index; aggregation index; allergy and immunology... |
| AI-CAH | autoimmune-type chronic active hepatitis |
| AICF | autoimmune complement fixation |