Laparoscopic micro-incision technique at cystic duct confluence for pediatric choledocholithiasis management: A case report

Figure 3 Preoperative computed tomography scan of the upper abdomen. A: Plain phase revealed an enlarged gallbladder and dilated common bile duct, with the common bile duct measuring approximately 1.3 cm in maximum diameter (white arrow); B: Arterial phase revealed a slightly dilated main pancreatic duct (black arrow); C: Venous phase.