Cholangiocarcinoma is classified according to its growth pattern: mass-forming, periductal-infiltrating, or intraductal-growing type. The majority of cholangiocarcinomas occur at the common ...
They often manifest as a concentric thickening of the bile duct, coupled with infiltration ... typically friable and do not invade through the ductal epithelium. As such, papillary lesions may ...
A study on endoscopic intraductal radiofrequency ablation ... Ampullary Tumors: Tumors that occur at the ampulla of Vater, where the bile duct and pancreatic duct converge. Endoscopic Papillectomy ...
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