Fig. 1From: Cholangiocarcinoma identified in perforated choledochal cyst in a 3-year-old boyRoutine imaging studies before surgery. A: Abdominal ultrasonography revealed cystic dilatation of the common bile duct measuring 6.3 × 3.7 × 3.1 cm (arrow); B: CT transverse section view of the CDC surrounded by the pancreas (arrow); C: CT coronal section view of the CDC (arrow)Back to article page