| Abbreviation | Definition |
|---|---|
| SPM | syncytiotrophoblast plasma membranes |
| SPMS | secondary progressive multiple sclerosis |
| SPMS | specialist primary medical services |
| SPMS | specialist provider medical services |
| SPP | salmon pancreatic polypeptide |
| SPP | Sexuality Preference Profile |
| SPP | signal peptide peptidase |
| SPP | skin perfusion pressure |
| SPP | small plaque parapsoriasis |
| SPP | suprapubic prostatectomy |
| SPR | sarcoplasmic reticulum |
| SPR | scanned projection radiography |
| SPR | selective posterior rhizotomy |
| SPR | skin pathergy reaction |
| SPR | skin potential response |
| SPR | Society for Pediatric Radiology |
| SPR | solid phase radioimmunoassay |
| SpR | Specialist Registrar |
| SPR | substance P receptor |
| SPRAT | Sheffield Peer Review Assessment Tool |