| ISD | immunosuppressive drug; Information Services Division; inhibited sexual desire; interstimulus distan... |
|---|---|
| ISH | icteric serum hepatitis; in situ hybridization; internal self helper; International Society of Hemat... |
| IVSD | interventricular septal defect |
| LSRA | low septal right atrium |
| NSR | nasal septal reconstruction; nonspecific reaction; normal sinus rhythm; no sign of recurrence; not s... |