F
| FBS | Fasting blood sugar |
| FECG, FEKG | Fetal electrocardiogram |
| FH | Family history |
| FHR | Fetal heart rate |
| FHT | Fetal heart tone |
| FS | Frozen section |
| FSH | Follicle-stimulating hormone |
| FTND | Full-term normal delivery |
| FVC | Forced vital capacity |
| Fx | Fracture |
| FBS | Fasting blood sugar |
| FECG, FEKG | Fetal electrocardiogram |
| FH | Family history |
| FHR | Fetal heart rate |
| FHT | Fetal heart tone |
| FS | Frozen section |
| FSH | Follicle-stimulating hormone |
| FTND | Full-term normal delivery |
| FVC | Forced vital capacity |
| Fx | Fracture |