Fig. 1From: Choledochoscopic high-frequency needle-knife electrotomy for treatment of anastomotic strictures after Roux-en-Y hepaticojejunostomyAnastomotic strictures after Roux-en-Y hepaticojejunostomy: a) Percutaneous transhepatic cholangiography showed the dilatation of the left hepatic duct and anastomotic stricture. b) A narrow opening of bile duct can be seen under choledochoscopeBack to article page