| IAET | International Association for Enterostomal Therapy |
|---|---|
| IIFT | itraoperative intraarterial fibrinolytic therapy |
| INTACT | International Nifedipine Trial on Antiatherosclerotic Therapy |
| IRTIS | Integrated Radiation Therapy Information System |
| IST | inappropriate sinus tachycardia; insulin sensitivity test; insulin shock therapy; International Soci... |