| pa-pv | pulmonary arterial pressure-pulmonary venous pressure |
|---|---|
| PAS | para aminosalicylate; Parent Attitude Scale; patient administration system; patient appointments and... |
| PE | Edinburgh Pharmacopoeia; pancreatic extract; paper electrophoresis; partial epilepsy; pelvic examina... |
| PH | parathyroid hormone; partial hepatectomy; partial hysterectomy; passive hemagglutination; past histo... |
| PIE | postinfectious encephalomyelitis preimplantation embryo; prosthetic infectious endocarditis; pulmona... |