| A.D. | Aortic Dissection |
|---|---|
| A.E.D. | anhidrotic ectodermal dysplasia |
| A.E.P. | Appropriateness Evaluation Protocol |
| A.f. | Aspergillus fumigatus |
| A.G.C. | Advanced Gastric Cancer |
| A.I. | aortic incompetence |
| A.I. | aromatase inhibitor |
| A.I.I.M.S. | All India Institute of Medical Sciences |
| A.I.L. | Angio-immunoblastic lymphadenopathy |
| A.I.L.D. | Angio-immunoblastic lymphadenopathy with dysproteinaemia |