| GIA | growth inhibition assay |
|---|---|
| GIB | Gastrointestinal Bleeding |
| GIC | Glass ionomer cement |
| GIC | Graft-infiltrating cells |
| GIF | Glycosylation inhibiting factor |
| GIF | Growth inhibitory factor |
| GIFT | Gamete Intra Fallopian Transfer |
| GIFT | granulocyte immunofluorescence test |
| GIL | Graft-infiltrating lymphocytes |
| GIM | General internal medicine |