Objective To observe the effect we can obtain through the behavior of dilation drainage and uphold by cholescope,when treating the benign stenosis of the junction after superior cholangiojejumostomy.

• 目的探讨在胆道镜协助下通过扩张、置管支撑、引流治疗高位胆肠吻合术后良性吻合口狭窄的效果。