| EIA | electroimmunoassay; enzyme immunoassay; enzyme-linked immunosorbent assay; equine infectious anemia;... |
|---|---|
| IADSA | intra-arterial digital subtraction angiography |
| IDISA | intraoperative digital subtraction angiography |
| ISDN | integrated services digital network; isosorbide dinitrate |
| IVDSA | intravenous digital subtraction angiography |