| infect | infection, infected, infective |
|---|---|
| IP | icterus praecox; imaging plate; immune precipitate; immunoblastic plasma; immunoperoxidase technique... |
| IPF | idiopathic pulmonary fibrosis; infection-potentiating factor; interstitial pulmonary fibrosis |
| ISWI | incisional surgical wound infection |
| KS/OI | Kaposi sarcoma with opportunistic infection |