Talk:List of medical abbreviations: S

=S bar= citation for deriving from french and middle english? i was taught that it was direct from latin, sine.Toyokuni3 (talk) 18:20, 3 June 2008 (UTC)

You are correct, it is directly from Latin. It means "sine", not "sans"

SPT
some sort of urological procedure / device, probably to drain urine. — Preceding unsigned comment added by 163.40.12.37 (talk) 14:49, 2 June 2011 (UTC)