| PAS | para aminosalicylate; Parent Attitude Scale; patient administration system; patient appointments and... |
|---|---|
| PASP | pancreas-specific protein; pulmonary artery systolic pressure |
| PSE | paradoxical systolic expansion; penicillin-sensitive enzyme; portal systemic encephalopathy; Present... |
| PSG | peak systolic gradient; phosphate, saline, and glucose; polysomnogram; presystolic gallop; pregnancy... |
| RPP | heart rate-systolic blood pressure product; retropubic prostatectomy |