| PC | avoirdupois weight [Lat. pondus civile]; packed cells; paper chromatography; paracortex; parent cell... |
|---|---|
| PCN | penicillin; primary care nursing |
| Pen | penicillin |
| PN | papillary necrosis; parenteral nutrition; penicillin; perceived noise; percussion note; periarteriti... |
| PNC | penicillin; peripheral nucleated cell; pneumotaxic center; premature nodal contracture |