[Indications of intraoperative cholangiography in laparoscopic cholecystectomy]

After having related about the methods of pre and intraoperative investigation of the biliary tract in video-laparoscopic biliary surgery, the Authors make a list of the advantages and describe the video-laparoscopic methods of intraoperative cholangiography. Moreover the authors review the international literature about the subject and relate the personal statistics and opinions.