PMC7757274_01
MRCP image showing massive cystic dilatation of the extrahepatic common hepatic duct and common bile duct (CBD) till the distal CBD with dilatation of the intrahepatic left and right hepatic duct
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F1
There was also dilatation of right, left hepatic duct and intrahepatic biliary radicals suggestive of a type 4A choledochal cyst (Figure 1, Figure 2).
plain CT abdomen showing a cystic space-occupying lesion in the region of the head of the pancreas displacing the transverse colon and extending till the subhepatic space
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F2
There was also dilatation of right, left hepatic duct and intrahepatic biliary radicals suggestive of a type 4A choledochal cyst (Figure 1, Figure 2).
A) intraoperative picture showing the giant choledochal cyst dissected free of the surrounding structures; B) intraoperative picture showing the giant choledochal cyst being lifted after transecting the proximal end at the level of porta
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F3
Proximally the choledochal cyst was transected at the level of hilum where there was an abrupt change in caliber and distally it was transected in the intrapancreatic waist of the cyst without damaging the pancreatic duct (Figure 3).