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Benign hilar lesion noted by percutaneous transhepatic cholangioscopy (PTCS) in a 67-years old man with hilar stricture. (A, B) Hilar stricture is noted in computed tomography (A) and magnetic resonance cholangiopancreaticography (B). PTCS is performed since the CT and MRCP finding could not exclude malignancy. (C) Cholangioscopic finding and biopsy results shows benign hilar stricture.
