| IRV | inferior radicular vein; inspiratory reserve volume; inverse ratio ventilation |
|---|---|
| VR | right arm [electrode]; valve replacement; variable ratio; vascular resistance; venous reflux; venous... |
| CMV | continuous mandatory ventilation; controlled mechanical ventilation; conventional mechanical ventila... |
| Vd/Vt | dead space ventilation/total ventilation [ratio] |
| IDF | inverse document frequency |