Presentation
Jaundice and right upper quadrant pain
Patient Data
Cystic dilatation of the entire extrahepatic duct with smooth dilatation of the intrahepatic ducts, predominantly the left hepatic duct in keeping with choledochal cyst - type I.
Case Discussion
Biliary cyst also known as choledochal cyst is a rare congenital abnormality characterized by extrahepatic and/or intrahepatic cystic dilatation of the biliary tree. The most common subtype is type I which is cystic dilatation of the extrahepatic duct, mainly the common bile duct. It can be complicated by stone formation, cholangiocarcinoma, cystic rupture with bile peritonitis and pancreatitis.