| PVD | patient very disturbed; peripheral vascular disease; portal vein dilation; posterior vitreous detach... |
|---|---|
| VBG | vagotomy and Billroth gastroenterostomy; venous blood gases; venous bypass graft; vertical-banded ga... |
| VPO | velopharyngeal opening; vertical pendular oscillation |
| VSO | vertical supranuclear ophthalmoplegia |
| VVAS | vertical visual analog scale |