This is an operative cholangiogram taken during a laparoscopic cholecystectomy. The common bile duct is of normal calibre and there is some emptying into the duodenum. There is reflux of contrast into the pancreatic duct. The patient presented with gall stone pancreatitis and there is a high incidence of pancreatic reflux in such patients, adding weight to the belief that such reflux does cause pancreatitis