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A ablation of liver tumor amsterdam type B bile bile duct neoplasm biliary biliary drainage biliary stent biliary tract cancer biliary tract neoplasm biliary tree C capecitabine/gemcitabine carcinoma of the gallbladder cholangiocarcinoma hilar cholangiocarcinoma recurrent cholangiocarcinoma commission on cancer cytology brush D duct left hepatic duct

G gall bladder disease gallbladder cancer recurrent gallbladder cancer unresectable gallbladder cancer H hilar cholangiocarcinoma hili I iterations K klatskin's tumor L left hepatic duct M metallic stents P plastic stent porfimer sodium ptbd R radiation-induced liver disease recurrent cholangiocarcinoma recurrent gallbladder cancer S staging laparotomy study characteristics T total hepatectomy U unresectable unresectable gallbladder cancer