| NIPPV | noninvasive positive pressure ventilation |
|---|---|
| PANSS | Positive and Negative Syndrome Scale |
| PAP | pancreatitis-associated protein; Papanicolaou [test]; papaverine; passive-aggressive personality; pa... |
| PEAP | positive end-airway pressure |
| PEEP | positive end-expiratory pressure, peak end-expiratory pressure |