den13711-sup-0001-vidS1


Video S1. A rescue method with a balloon catheter for severe acute cholangitis caused by proximally migrated metal stent (MS) into the intrahepatic bile duct (IHD). MS shortening with a balloon catheter released the blockage of right IHD by the MS. Endoscopic nasobiliary drainage for the right IHD was successfully performed without retrieving the migrated MS.