Electrohydraulic lithotripsy and rendezvous nasal endoscopic cholangiography for common bile duct stone: A case report

Figure 1 Cholangiography images in percutaneous transhepatic biliary drainage. A: A 6 Fr pig-tail extra drainage tube is inserted; B: Black arrow head shows huge common bile duct stones (over 50 mm).

Figure 2 Images of endoscopic retrograde cholangiography and endoscopic sphincterotomy with rendezvous technique. A: Cholangiography image of endoscopic retrograde cholangiography with rendezvous technique; B: Endoscopic image of endoscopic sphincterotomy. Large periampullary diverticula surrounding the papilla of Vater.

Figure 3 Images of direct peroral cholangioscopy by nasal endoscope with rendezvous technique. A: Cholangiography images of insertion of nasal endoscope in common bile duct (CBD) by rendezvous technique; B: Direct peroral cholangioscopy image by nasal endoscope in CBD. Black arrow head shows adhered stone piece in the CBD wall.