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. 2019 Feb 14;25(6):659–671. doi: 10.3748/wjg.v25.i6.659

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©The Author(s) 2019. Published by Baishideng Publishing Group Inc. All rights reserved.

This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial.

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Suggested cholangiocarcinoma surveillance in patients with primary sclerosing cholangitis. Adapted from Tabibian et al[103], with permission. Red arrows represent assumes stable findings; CA 19-9: Carbohydrate antigen 19-9; CCA: Cholangiocarcinoma; ERC: Endoscopic retrograde cholangiography; GB: Gallbladder; GBC: Gallbladder cancer; FISH: Fluorescence in situ hybridization; HCC: Hepatocellular carcinoma; MRCP: Magnetic resonance cholangiopancreatography; US: Ultrasound; ERCP: Endoscopic retrograde cholangiopancreatography; MRI: Magnetic resonance imaging.