| PVF | peripheral visual field; portal venous flow; primary ventricular fibrillation |
|---|---|
| RVF | renal vascular failure; Rift Valley fever; right ventricular failure; right visual field |
| VF | left leg [electrode]; ventricular fibrillation; ventricular fluid; ventricular flutter; visual field... |
| vf | visual field |
| VFI | visual field intact |