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

^○Masakazu Nishimoto, Hiroshi Miura, Shunsuke Asai, Tatsuya Hirota, Yasuyuki Yamahana, Yoshitomo Nakai, Yosuke Maehara, Naoki Noguchi, Kei Yamada (Kyoto Prefectural University of Medicine)

^○Kenji Kajiwara¹, Rika Yoshimatu¹, Hitomi Maeda¹, Tomoaki Yamanishi¹, Hiroki Minamiguchi¹, Takashi Karashima², Keiji Inoue^1,2, Kazuo Awai³, Takuji Yamagami¹ (1.Radiology, Medical School Kochi University, Nankoku, Japan, 2.高知大学医学部　泌尿器科, 3.広島大学病院　放射線診断科)

^○Yasuhiro Ushijima, Yoshiki Asayama, Akihiro Nishie, Tomohiro Nakayama, Yukihisa Takayama, Yuichiro Kubo, Keisuke Ishimatsu (Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan)

^○Koji Tomita, Takao Hiraki, Hideo Gobara, Toshihiro Iguchi, Yusuke Matsui, Jun Sakurai, Mayu Uka, Toshiyuki Komaki, Soichiro Okamoto, Kazuaki Munetomo, Susumu Kanazawa (The Department of Radiology, Okayama University, Okayama, Japan)

^○Takahiro Higuchi, Kanichirou Shimizu, Kenji Motohashi, Keitarou Enoki, Yoshihiko Kameoka, Naoki Kurata, Shunichi Sadaoka (Department of Radiology, The Jikei University, School of medicine, Kashiwa Hospital)

^○Takehito Nota, Ken Kageyama, Akira Yamamoto, Nobunari Hamaura, Shohei Harada, Hiroki Yonezawa, Kazuki Murai, Satoyuki Ogawa, Mariko Nakano, Etsuji Sohgawa, Atsushi Jogo, Yukio Miki (Osaka City University Graduate School of Medicine Diagnostic and Interventional Radiology)