PMC3959541_01
Contrast-enhanced computed tomography showing large polypoidal intraluminal multifocal enhancing lesion filling almost the entire common bile duct and cystic duct (white arrow)
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F1
Contrast-enhanced computed tomography (CECT) study of abdomen was done showing grossly dilated gallbladder with moderate to gross dilatation of intrahepatic biliary radicals and common bile duct (Fig. 1).
Choledochoscopy showing papillary soft tissue lesion projecting in the common bile duct
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F2
Choledochoscopic image was taken by ultrathin neonatal endoscope (Fig. 2).
(A, B) Histopathological slides showing multiple papillae lined by epithelial proliferation with severe dysplastic changes
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F3
Early invasion of stroma was seen with neutrophillic infiltration and dilatation of blood vessels (Fig. 3A, B).