| PNS | paraneoplastic syndrome; parasympathetic nervous system; partial nonprogressive stroke; peripheral n... |
|---|---|
| PNT | partial nodular transformation; patient |
| PO2, | PO2, pO2 partial pressure of oxygen |
| PORP | partial ossicular replacement prosthesis |
| PP | diphosphate group; emphysema [pink puffers]; near point of accommodation [Lat. punctum proximum]; pa... |