| SIP | Sickness Impact Profile; slow inhibitory potential; surface inductive plethysmography |
|---|---|
| SPP | plural of species; Sexuality Preference Profile; skin perfusion pressure; suprapubic prostatectomy |
| SSP | Sanarelli-Shwartzman phenomenon; subacute sclerosing panencephalitis; slice sensitivity profile; sub... |
| ULP | ultra low profile |
| UPP | urethral pressure profile |