| NSPN | neurosurgery progress note |
|---|---|
| PN | papillary necrosis; parenteral nutrition; penicillin; perceived noise; percussion note; periarteriti... |
| PR | by way of the rectum [Lat. per rectum]; far point [of accommodation] [Lat. punctum remotum]; palindr... |
| prog | progress, progressive |
| SPA | salt-poor albumin; sheep pulmonary adenomatosis; sperm penetration assay; spinal progressive amyotro... |