| PSA | parasternal short axis; pleomorphic salivary gland adenoma; polyethylene sulfonic acid; polysacchari... |
|---|---|
| PSC | patient services coordination; Porter-Silber chromogen; posterior subcapsular cataract; primary scle... |
| PSI | posterior sagittal index; problem solving information; prostaglandin synthetic inhibitor; psychologi... |
| PSMT | psychiatric services management team |
| RAFMS | Royal Air Force Medical Services |