| IT | immunological test; immunotherapy; implantation test; individual therapy; information technology; in... |
|---|---|
| SI | International System of Units [Fr. le Systeme International d'Unites]; sacroiliac; saline infusion; ... |
| ID | identification; iditol dehydrogenase; immunodeficiency; immunodiffusion; immunoglobulin deficiency; ... |
| IDR | intradermal reaction |
| IDT | immune diffusion test; instillation delivery time; intradermal typhoid [vaccine] |