| MVV | maximal voluntary ventilation |
|---|---|
| NIPPV | noninvasive positive pressure ventilation |
| NPV | negative predictive value; pressure value; negative pressure ventilation; net present value; nuclear... |
| PAV | percutaneous aortic valvuloplasty; poikiloderma atrophicans vasculare; posterior arch vein; proporti... |
| PC-IRV | pressure-controlled inverted ratio ventilation |