| PACO2 | pressure of arterial carbon dioxide |
|---|---|
| PAcP | Prostatic acid phosphatase |
| PACS | Picture Archival and Communication System |
| PACS | Picture Archive and Communication System |
| PACS | Picture Archiving Communication System |
| PACS | Picture Archiving and Communication System |
| PACT | Prescribing Analyses and Cost |
| PACTG | Paediatric AIDS Clinical Trials Group |
| PACU | Post Anaesthesia Care Unit |