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  Indian J Med Microbiol
 

Figure 3: Left: Before injecting physiological saline solution, the diameter of the B3 segment was 3 mm. The wall of the bile duct was thickened because of repeated cholangitis. A hyperechoic lesion suggestive of biliary sludge was found in the bile duct. Right: About 60 ml of physiological saline solution was injected, dilating the diameter of B3 to 5 mm

Figure 3: Left: Before injecting physiological saline solution, the diameter of the B3 segment was 3 mm. The wall of the bile duct was thickened because of repeated cholangitis. A hyperechoic lesion suggestive of biliary sludge was found in the bile duct. Right: About 60 ml of physiological saline solution was injected, dilating the diameter of B3 to 5 mm