Fig. 5From: Choledochoscopic high-frequency needle-knife electrotomy for treatment of anastomotic strictures after Roux-en-Y hepaticojejunostomysupporting stent has been removed after more than 6 months, and subsequent choledochoscopy shows the mucosa of the anastomotic stenosis repaired normally without edema and scar formation. There is no stricture, relative stricture, floc, sludge, or residual stone in extrahepatic bile ductBack to article page