| PNL | peripheral nerve lesion; polymorphonuclear neutrophilic leukocyte |
|---|---|
| PNM | perinatal mortality; peripheral dysostosis, nasal hypoplasia, and mental retardation [syndrome]; per... |
| PNS | paraneoplastic syndrome; parasympathetic nervous system; partial nonprogressive stroke; peripheral n... |
| POMONA | pregnancy and postpartum, osteoporosis, mastectomy rehabilitation, osteoarthritis, nerve pain, athle... |
| PPNA | peak phrenic nerve activity |