I just got my results back from my gastro dr negative c.diff negative h pylori and another test he did forgot the name all negative going back to him on Thursday I'll let u know what he says same with the Imodium babbs on this site posted it sounds like rapid transit I looked it up and it could be before I went to my gi dr I also went to the emergency room and was tested they also said negative and did a ct scan I also started Probiotics I hate not knowing what is wrong this has been going on since 4 days preop its been 3 weeks the emergency room put me on 10 days of fayrl I know I spelled it wrong (antibiotic) green went away but not diareah 2 days after pills were gone back to green I've been going thru this for 3 weeks please keep me posted on your health I'll let u know what gi dr says