Poster 35
Biliary 12

[P35-3] Impact of the quantity of isolated tumor buds for postoperative prognosis in patients with extrahepatic cholangiocarcinoma

^○Mariko Ogino^1,2, Yoshitsugu Nakanishi¹, Tomoko Mitsuhashi², Yutaka Hatanaka², Kimitaka Tanaka¹, Toshimichi Asano¹, Takehiro Noji¹, Yo Kurashima¹, Yuma Ebihara¹, Soichi Murakami¹, Toru Nakamura¹, Takahiro Tsuchikawa¹, Keisuke Okamura¹, Toshiaki Shichinohe¹, Satoshi Hirano¹ (1.Department of Gastroenterological Surgery II, Faculty of Medicine, Hokkaido University, Sapporo, Japan, 2.Department of Surgical Pathology, Hokkaido University Hospital, Sapporo, Japan)