| FU | fecal urobilinogen; fetal urobilinogen; fluorouracil; follow-up; flux unit [ion]; fractional urinalysis; fundus |
|---|---|
| Fu | Finsen unit |
| FUB | functional uterine bleeding |
| FUC | fucosidase |
| Fuc | fucose |
| FUCA | fucosidase alpha |
| FUdR | Fluorodeoxyuridine |
| FUDR, FUdR | fluorodeoxyuridine |
| FUFA | free volatile fatty acid |
| FUM | 5-fluorouracil and methotrexate; fumarate; fumigation |