| PLCC | primary liver cell cancer |
|---|---|
| PLS | Papillon-Lefevre syndrome; polydactyly-luxation syndrome; preleukemic syndrome; primary lateral scle... |
| PM | after death (Lat. post mortem); after noon [Lat. post meridiem]; mean pressure; pacemaker; pantomogr... |
| PMA | index of prevalence and severity of gingivitis, where P = papillary gingiva, M = marginal gingiva, a... |
| PMD | Pelizaeus-Merzbacher disease; posterior mandibular depth; primary myocardial disease; private medici... |