| IMS | incurred in military service; Indian Medical Service; industrial methylated spirit; information mana... |
|---|---|
| ISD | immunosuppressive drug; Information Services Division; inhibited sexual desire; interstimulus distan... |
| ISDN | integrated services digital network; isosorbide dinitrate |
| MHTS | Multiphasic Health Testing Services |
| MS | Maffuci syndrome; maladjustment score; mandibular series; Marfan syndrome; Marie-Strumpell [syndrome... |