| AFC | adult foster care; antibody-forming cell |
|---|---|
| AGA | accelerated growth area; allergic granulomatosis and angiitis; American Gastroenterological Associat... |
| Ag-Ab | antigen-antibody complex |
| AIRA | anti-insulin receptor antibody |
| AKA | above-knee amputation; alcoholic ketoacidosis; also known as; antikeratin antibody |