Brief Article
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastroenterol. Aug 14, 2013; 19(30): 4966-4972
Published online Aug 14, 2013. doi: 10.3748/wjg.v19.i30.4966
Figure 1
Figure 1 Balloon-occluded cholangiography failed to reveal any filling defects of stones in the biliary tree after endoscopic retrograde cholangiography with bile duct clearance.
Figure 2
Figure 2 Ultraslim endoscope was advanced to the common bile duct (dotted arrow) and up to the left intrahepatic duct (arrow) using an overtube balloon (arrow head)-assisted technique.
Figure 3
Figure 3 Residual stones in the bile duct visualized using direct peroral cholangioscopy.
Figure 4
Figure 4 A basket catheter (arrow head) was used to retrieve the residual bile duct stones (arrow) under direct endoscopic control.