| CSOP | coronary sinus occlusion pressure |
|---|---|
| CSP | carotid sinus pressure; cavum septi pellucidi; cell surface protein; cerebrospinal protein; Chartere... |
| CSRT | corrected sinus recovery time |
| CST | cardiac stress test; cavernous sinus thrombosis; certified surgical technologist; chemostatin; Chris... |
| FESS | functional endoscopic sinus surgery |