Biliary casts after liver transplantation: Morphology and biochemical analysis

Figure 1 Morphology of biliary casts. A: Cordlike, columnar and dendritic shapes of biliary casts within the biliary ductal system; B: A biliary cast in the shape of an irregular sheet composed of imbricated accumulation (× 10000); C: A biliary cast in the shape of a honeycombs with porous structures and adherent crystalline substances (× 10000); D: A biliary cast in the shape of filamentous structures (× 10000).