| NAPCA | National Air Pollution Control Administration |
|---|---|
| NIBSC | National Institute for Biological Standards and Control |
| PCM | patient care manager or management; patient classification system; primary cutaneous melanoma; proce... |
| PCU | pain control unit; primary care unit; patient care unit; pulmonary care unit |
| PCV | packed cell volume; polycythemia vera; postcapillary venule; pressure-control ventilation |