| AFP | alpha-fetoprotein; anterior faucial pillar; atypical facial pain |
|---|---|
| ALEP | atypical lymphoepithelioid cell proliferation |
| ALLO | atypical Legionella-like organism |
| ATL | Achilles tendon lengthening; acute T-cell leukemia; adult T-cell leukemia; anterior tricuspid leafle... |
| atyp | atypical |