Covered self-expandable metallic stents versus plastic stents for endoscopic ultrasound-guided hepaticogastrostomy in patients with malignant biliary obstruction.

Consistent with previous reviews of EUS-HGS, the frequency of bile leakage was higher in the PS group than in the cSEMS group in this study, although the difference did not reach statistical significance. 9 , 10 Therefore, to prevent bile leakage, in addition to the selection of the appropriate stent, attention should also be paid to the distance from the intrahepatic bile duct to the liver surface.

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