| FEV | Forced Expiratory Volume |
|---|---|
| FEV | familial exudative vitreoretinopathy; forced expiratory volume |
| fev | fever |
| FEV1 | Forced Expiratory Volume in 1 sec |
| FEV1% | ratio of FEV1 to FVC |
| FEV1, | FEV1 forced expiratory volume in one second |
| FEVB | frequency ectopic ventricular beat |
| FEVR | familial exudative vitreoretinopathy |