Percutaneous transhepatic cholangioscopy using a flexible digital ureteroscope through a 10-fr vascular sheath: a novel method to evaluate bile duct injury in patients with Roux-en-Y gastric bypass surgery.
Heif M, Krishna S, Beheshti M, Kakati B, Rego R. Percutaneous transhepatic cholangioscopy using a flexible digital ureteroscope through a 10-fr vascular sheath: a novel method to evaluate bile duct injury in patients with Roux-en-Y gastric bypass surgery. Dig Endosc. 2012 May; 24(3):189.