
Keywords: ERC، cholangiography آندروسیتومتر رتروگراد; LC, laparoscopic cholecystectomy; TG13, updated Tokyo Guidelines 2013; PTGBD, percutaneous transhepatic gallbladder drainage; ERC, endoscopic retrograde cholangiography; CT, computed tomography; SILC, single incision laparoscopic cholecystectomyKyphoscoli