Cholangiocarcinoma and malignant bile duct obstruction: A review of last decades advances in therapeutic endoscopy

Figure 1 Distal cholangiocarcinoma during endoscopic retrograde cholangiography.

Figure 2 Endoscopic retrograde cholangiography with a plastic stent in the right hepatic duct. However the left hepatic duct remains dilated.

Figure 3 Use of covered self-expandable metal stent in patients with hylar cholangiocarcinoma.

Figure 4 Visualization of biliary epithelium during SpyGlass.