^○Masao Takahashi^1,2, Ken Nakazawa², Kouichirou Matsuura², Eri Hoshino² (1.Department of diagnositic radiology, Saitama medical university, Saitama, Japan, 2.Department of diagnositic radiology, International medical center of Saitama medical university, Saitama, Japan)

^○Shintaro Kimura, Miyuki Sone, Shunsuke Sugawara, Chihiro Ito, Yasuyuki Onishi, Shinji Fujizuka, Haruto Sugawara, Yasuaki Arai, Masahiko Kusumoto (Division of Diagnostic Radiology, National Cancer Center Hospital, Tokyo, Japan)

^○Hiroki Yonezawa¹, Akira Yamamoto¹, Takehito Nota¹, Kazuki Murai¹, Satoyuki Ogawa¹, Yuki Cho², Mariko Nakano¹, Ken Kageyama¹, Shinichi Hamamoto⁴, Etsuji Sohgawa¹, Atsushi Jogo¹, Daisuke Tokuhara², Toshio Kaminou³, Yukio Miki¹ (1.Department of Diagnostic and Interventional Radiology, Osaka City University Graduate School of Medicine, Osaka, Japan, 2.Department of Pediatrics, Osaka City University Graduate School of Medicine, Osaka, Japan, 3.Advanced Imaging & Minimally Invasive Therapy Center, Tsukazaki Hospital, Hyogo, Japan, 4.Department of Radiology, Osaka City General Hospital, Osaka, Japan)

^○Shohei Chatani¹, Takaaki Hasegawa¹, Seiichi Kato², Shinichi Murata¹, Yozo Sato¹, Mina Kato¹, Hidekazu Yamaura¹, Hiroaki Onaya¹, Kazuhito Yamamoto³, Yoshitaka Inaba¹ (1.Department of Diagnostic and Interventional Radiology, Aichi Cancer Center, Aichi, Japan, 2.Department of Pathology and Molecular Diagnostics, Aichi Cancer Center, Aichi, Japan, 3.Department of Hematology and Cell Therapy, Aichi Cancer Center, Aichi, Japan)

^○Takashi Norikane, Takayuki Sanomura, Kengo Fujimoto, Yasukage Takami, Katsuya Mitamura, Kenichi Tanaka, Naruhide Kimura, Yoshihiro Nishiyama (Department of Radiology, Faculty of Medicine, Kagawa University, Kagawa, JAPAN)

^○Rika Yoshimatsu, Kenji Kajiwara, Tomoaki Yamanishi, Hiroki Minamiguchi, Takuji Yamagami (Department of Radiology, Kochi Medical School, Kochi University, Kochi, Japan)

^○Miyuki Nakatani, Shuji Kariya, Yasuyuki Ono, Takuji Maruyama, Yutaka Ueno, Atsushi Komemushi, Noboru Tanigawa (Dept. of Radiology, Kansai Medical University, Osaka, Japan)