| FEA | Finite Element Analysis |
|---|---|
| FEC | 5-fluorouracil , epirubicin , and cyclophosphamide |
| FEC | Fecal egg count |
| FECG | Fetal electrocardiogram |
| FeCl3 | Ferric chloride |
| FECR | Faecal Egg Count Reduction |
| FECRT | Faecal egg count reduction test |
| FECV | Feline Enteric Coronavirus |
| FED | Fish Eye disease |
| FEES | Fiberoptic Endoscopic Evaluation of Swallowing |