Choledochal cyst as an incidental finding during acute cholecystitis: A case report.

Key Clinical Message: This case demonstrates an atypical presentation of choledochal cysts (CDCs) and elaborates on the diagnostic challenges encountered when presented with CDCs in adulthood, as it principally presents in children.

Abstract: A is a rare congenital anomaly characterized by cystic dilations in the extrahepatic and intrahepatic biliary trees. These cysts are classified according to their location and characteristics.