| IK | immobilized knee; immune body [Ger. Immunekorper]; Infusoria killing [unit]; interstitial keratitis |
|---|---|
| IncB | inclusion body |
| IOFB | intraocular foreign body |
| IUFB | intrauterine foreign body |
| KB | human oral epidermoid carcinoma cells; Kashin-Bek [disease]; ketone body; kilobyte; Kleihauer-Betke ... |