| 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 |
| ASMD | anterior segment mesenchymal dysgenesis; atonic sclerotic muscle dystrophy |