| PN | papillary necrosis; parenteral nutrition; penicillin; perceived noise; percussion note; periarteriti... |
|---|---|
| POA | pancreatic oncofetal antigen; phalangeal osteoarthritis; preoptic area; primary optic atrophy |
| POAG | primary open-angle glaucoma |
| POF | pattern of failure; position of function; premature ovarian failure; primary ovarian failure; pyruva... |
| PPD | packs per day; paraphenylenediamine; percussion and postural drainage; permanent partial disability;... |