Cholangiocarcinoma after flow diversion surgery for congenital biliary dilatation: A case report and review of literature

Figure 3 Double balloon enteroscopy shows the cholangiojejunostomy directly. A: There are four-hole anastomoses: Anterior hole, posterior hole, B2 plus B3 hole, and B4 hole, from right to left. A reddish and hemorrhagic tumor protrudes from the posterior hole; B: The tumor extends inside the posterior branch.