^○MASATSUGU KAWANO¹, ICHIRO IKUSHIMA¹, TOSHINORI HIRAI² (1.Department of Radiology, Miyakonojo Medical Association Hospital, Miyakonojo, Japan, 2.Department of Radiology, Faculty of Medicine, University of Miyazaki, Miyazaki, Japan)

^○SHIGESHI KOHNO¹, Akihiro Furuta¹, Yuko Someya¹, Toshiyuki Sato¹, Hirothugu Nakai¹, Koji Tokunaga¹, Rinpei Imamine¹, Tsuyoshi Ohno¹, Seiya Kawahara¹, Hironori Shimizu¹, Shigeki Arizono¹, Hiroyoshi Isoda¹, Kaori Togashi¹, Yohei Kakuta², Kojiro Taura³ (1.Department of Diagnostic Imaging and Nuclear Medicine, Kyoto University Graduate School of Medicine, Kyoto, Japan, 2.Department of Primary Care & Emergency Medicine, Kyoto University, Kyoto, Japan, 3.Division of Hepato-Biliary-Pancreatic Surgery and Transplantation, Department of Surgery, Kyoto University, Kyoto, Japan)

^○TSUYOSHI OHNO¹, AKIHIRO FURUTA¹, YUKO SOMEYA¹, TOSHIYUKI SATO¹, HIROTSUGU NAKAI¹, SHIGESHI KOHNO¹, KOJI TOKUNAGA¹, RYO SAKAMOTO¹, SEIYA KAWAHARA¹, HIRONORI SHIMIZU¹, SHIGEKI ARIZONO¹, RINPEI IMAMINE¹, KOJIRO TAURA², HIROYOSHI ISODA¹, KAORI TOGASHI¹ (1.Department of Diagnostic Imaging and Nuclear Medicine, Graduate School of Medicine, Kyoto University, 2.Division of Hepato-Biliary-Pancreatic and Transplant Surgery, Department of Surgery, Kyoto University Hospital)

^○MEGUMI NAKAMURA¹, HISATOSHI ARAKI¹, MISTUNARI MARUYAMA¹, RIKA YOSHIDA¹, SHINJI ANDO¹, HAJIME KITAGAKI¹, SYUUICHI ISHIBASHI², KOUJI KUMORI² (1.Department of Radiology, Shimane University, 2.Department of Pediatric Surgery, Shimane University)

^○EISUKE SHIBATA, Hidemasa Takao, Jiro Sato, Osamu Obe (Department of Radiology, The University of Tokyo Hospital, Tokyo, Japan)