Fig. 1. Diagnostic algorithm for indeterminate biliary strictures. US, ultrasonography; CT, computed tomography; MRI, magnetic resonance imaging; MRCP, magnetic resonance cholangiopancreatography; EUS, endoscopic ultrasound; ERCP, endoscopic retrograde cholangiopancreatography; IDUS, intraductal ultrasound; POCS, peroral cholangioscopy; CLE, confocal laser endomicroscopy; FNA, fine-needle aspiration.

Int J Gastrointest Interv 2021;10:114~119 https://doi.org/10.18528/ijgii210037

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