| AECD | allergic eczematous contact dermatitis |
|---|---|
| AGA | accelerated growth area; allergic granulomatosis and angiitis; American Gastroenterological Associat... |
| Al | allantoic; allergic, allergy; aluminum |
| all | allergy, allergic |
| AR | absolute risk; accounts receivable; achievement ratio; actinic reticuloid [syndrome]; active resista... |