| VR | right arm [electrode]; valve replacement; variable ratio; vascular resistance; venous reflux; venous... |
|---|---|
| VA/QC | ventilation-perfusion [ratio] |
| V/P | ventilation/perfusion [ratio] |
| CMV | continuous mandatory ventilation; controlled mechanical ventilation; conventional mechanical ventila... |
| Vd/Vt | dead space ventilation/total ventilation [ratio] |