^○Yu Sasaki, Takuji Araki, Hiroto Imaimathu, Akira Imaizumi, Hiroki Okada, Hiroshi Onishi (Department of Radiology, University of Yamanashi, Yamanashi, Japan)

^○Yosuke Tsuchiya¹, Shinji Wada¹, Hiromitsu Hiruma¹, Hayato Tomita¹, Kazuki Hashimoto¹, Junji Moriya¹, Yukihisa Ogawa¹, Shinjiro Kobayashi², Satoshi Koizumi², Hidefumi Mimura¹ (1.Department of Radiology, St. Marianna University School of Medicine, Kanagawa, Japan, 2.Gastrointesinal Surgery, St. Marianna University School of Medicine, Kanagawa, Japan)

^○Yusaku Moribata¹, Akihiro Furuta¹, Hironori Shimizu¹, Tsuyoshi Ohno¹, Shigeki Arizono¹, Shunjiro Noguchi¹, Yuko Someya¹, Hirotsugu Nakai¹, Toshiyuki Sato¹, Hiroshi Tagawa¹, Ryo Sakamoto¹, Yasuhisa Kurata¹, Hiroyoshi Isoda¹, Koichiro Hata², Kaori Togashi¹ (1.Department of Diagnostic Imaging and Nuclear Medicine, Graduate School of Medicine, Kyoto University, Kyoto, Japan, 2.Department of Hepato-Biliary-Pancreatic Surgery and Transplantation, Graduate School of Medicine, Kyoto University, Kyoto, Japan)

^○Yuki Tomozawa, Shinichi Ohta, Akinaga Sonoda, Yoko Murakami, Shigetaka Sato, Kai Takaki, Tatsuya Oki, Maya Oki, Ryota Tsukii, Satoshi Ishimoto, Yoshiyuki Watanabe (Department of Radiology, Shiga University of Medical Science, Shiga, Japan)

^○Takashi Hashizume¹, Satoshi Anamura¹, Kiyotaka Ryu¹, Masanori Nakamura², Fumiya Nishimoto², Kazuha Hatta³, Masayuki Mizutani³, Tsutomu Kaetsu³ (1.Department of Radiology,Kikuna Memorial Hospital,Kanagawa Japan, 2.Department of Gastroenterology,Kikuna Memorial Hospital,Kanagawa Japan, 3.Department of Surgery,Kikuna Memorial Hospital,Kanagawa Japan)