| IS | ileal segment; immediate sensitivity; immune serum; immunosuppression; impingement syndrome; incenti... |
|---|---|
| is | in situ; island; islet; isolated |
| ISH | icteric serum hepatitis; in situ hybridization; internal self helper; International Society of Hemat... |
| LCIS | lobular carcinoma in situ |
| LIS | laboratory information system; lateral intercellular space; left intercostal space; library informat... |