| PHA | passive hemagglutination [test]; peripheral hyperalimentation; phenylalanine; phytohemagglutinin; ph... |
|---|---|
| PO | by mouth, orally [Lat. per os]; parieto-occipital; parietal operculum; period of onset; perioperativ... |
| POMP | phase-offset multiplanar [pulse sequence in magnetic resonance imaging]; principal outer material pr... |
| PPM | permanent pacemaker; phosphopentomutase; physician practice management; pigmented pupillary membrane... |
| PPS | Personal Preference Scale; physician, patient and society [course]; polyvalent pneumococcal polysacc... |