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

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

^○Shinya Nakamura¹, Sadao Hayashi¹, Takuro Ayukawa¹, Yosuke Fujisaki¹, Kohei Nagasato², Terutoshi Senokuchi², Yoshihiko Fukukura¹, Takashi Yoshiura¹, Yuichi Akasaki³, Aiko Arimura⁴, Hiroshi Arimura⁴, Yoshihiko Nishio⁴ (1.Department of Radiology, Graduate School of Medical and Dental Sciences, Kagoshima University, Kagoshima, Japan, 2.Department of Radiology, Kagoshima City Hospital, Kagoshima, Japan, 3.Department of Cardiovascular Medicine and Hypertension, Graduate School of Medical and Dental Sciences, Kagoshima University, Kagoshima, Japan, 4.Department of Diabetes and Endocrine Medicine, Graduate School of Medical and Dental Sciences, Kagoshima University, Kagoshima, Japan)

^○Takuya Takahashi, Kensuke Uotani, Akihiro Hamanaka, Yuko Yamasaki, Takaaki Matsunaga, Mai Mabuchi, Takeyuki Kushima (Department of Radiology, Hyogo Prefectural Awaji Medical Center)

^○Hiroyasu Fujiwara¹, Fumiyo Higaki¹, Risa Habara¹, Hiroyuki Ueda¹, Susumu Kanazawa² (1.The department of Radiology, Okayama City Hospital, 2.Okayama University Hospital, Okayama, Japan)