Postcholecystectomy Syndrome, also known as post cholecystectomy syndrome, is related to cholelithiasis and cholecystitis, and has symptoms including icterus, pain, postoperative and postoperative nausea and vomiting. An important gene associated with Postcholecystectomy Syndrome is GAST (Gastrin). The drugs Pinaverium and Parasympatholytics have been mentioned in the context of this disorder. Affiliated tissues include small intestine and pancreas.