| PCN | Penicillin |
|---|---|
| PCN | penicillin; primary care nursing |
| PCN | Percutaneous nephrostomy |
| PCNA | Per-Cutaneous Needle Aspiration of lung |
| PCNA | proliferating cell nuclear antigen |
| PCNB | pentachloronitrobenzene |
| PCNL | percutaneous nephrostolithotomy |
| PCNV | postchemotherapy nausea and vomiting; Provisional Committee on Nomenclature of Viruses |