Fig. 1. A 63-year-old man with biliary adenofibroma (case 1). (A) Axial and (B) coronal T2-weighted images showed a bright signal intensity tumor with hypointense septa. (C) Axial unenhanced T1-weighted image showed a low signal intensity tumor with a lobulated border. After gadolinium administration, (D) axial delayed phase T1-weighted image showed septal enhancement.
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