case_images: PMC3959541_01
case_images: Contrast-enhanced computed tomography showing large polypoidal intraluminal multifocal enhancing lesion filling almost the entire common bile duct and cystic duct (white arrow)
case_images: AnnGastroenterol-27-82-g002.jpg
case_images: PMC3959541_01_AnnGastroenterol-27-82-g002.jpg
case_images: F1
case_images: 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).
case_images: Choledochoscopy showing papillary soft tissue lesion projecting in the common bile duct
case_images: AnnGastroenterol-27-82-g003.jpg
case_images: PMC3959541_01_AnnGastroenterol-27-82-g003.jpg
case_images: F2
case_images: Choledochoscopic image was taken by ultrathin neonatal endoscope (Fig. 2).
case_images: (A, B) Histopathological slides showing multiple papillae lined by epithelial proliferation with severe dysplastic changes
case_images: AnnGastroenterol-27-82-g004.jpg
case_images: PMC3959541_01_AnnGastroenterol-27-82-g004.jpg
case_images: F3
case_images: Early invasion of stroma was seen with neutrophillic infiltration and dilatation of blood vessels (Fig. 3A, B).