| AIDS | acquired immune deficiency syndrome |
|---|---|
| AIDS-KS | acquired immune deficiency syndrome with Kaposi's sarcoma |
| AMD | acid maltase deficiency; acromandibular dysplasia; actinomycin D; adrenomyelodystrophy; age-related ... |
| APCD | acquired prothrombin complex deficiency [syndrome]; adult polycystic kidney disease |
| ATD | Alzheimer-type dementia; androstatrienedione; anthropomorphic test dummy; antithyroid drug; aqueous ... |