Anatomical variations of the biliary tree found with endoscopic retrograde cholagiopancreatography in a referral center in southern Iran

ABSTRACT

Background: Anatomical variations in the biliary system have been proven to be of clinical importance. Awareness of the pattern of these variations in a specific population may help to prevent and manage biliary injuries during surgical and endoscopic procedures. Knowledge of the biliary anatomy will be also of great help in planning the drainage of adequate percentage of liver parenchyma in endoscopic or radiological procedures