^○Chang Won Kim (Pusan National University Hospital)

^○Kentaro Muranishi¹, Shinichi Kora¹, Kazuki Goto¹, Kazuaki Fujita¹, Hideyuki Higashihara², Kengo Yoshimitu¹ (1.Department of Radiology, Fukuoka University , Fukuoka, Japan, 2.Department of Radiology, Fukuoka University Chikushi Hospital , Fukuoka, Japan)

^○TOSHIRO IMAMOTO, MASAKI MATUDA, naoshi yahata, koichi inokuchi, makoto sawano (Department of Emergency medicine and Critical Care, Saitama Medical Center, Saitama medical University)

^○TERUMITSU HASEBE^1,2,3, YUTAKA OKAMOTO³, KENTA BITO³, KOSUKE TOMITA¹, SHUNSUKE KAMEI¹, SHOTA YAMAMOTO¹, SATOSHI SUDA¹, YUKI NATSUYAMA¹, KAZUNOBU HASHIDA¹, KOSAKU YANO³, SHUNTO MAEGAWA³, TOMOHIRO MATSUMOTO^1,3, ATSUSHI HOTTA³, YUTAKA IMAI¹ (1.Tokai University Hachioji Hospital, Tokai University School of Medicine, Hachioji, Tokyo, Japan, 2.Keio University Hospital Clinical and Translational Research Center, Tokyo, Japan, 3.Keio University Graduate School of Science and Technology, Yokohama, Kanagawa)

^○Gen Ishikawa¹, Kimisato Asano², Yasunori Taki³ (1.Department of Obstetrics and Gynecology, Nippon Medical School, Tokyo, Japan, 2.Artemis Women's Hospital, Tokyo, Japan, 3.Chofu Keijinkai Clinic, Tokyo, Japan)

^○TOSHIHIKO SUGIURA¹, Atsushi Saiga², Yasunori Kasahara³, Jun Nagata¹, Nobuhiro Tanabe¹, Koichiro Tatsumi¹ (1.Department of Respirology, Graduate School of Medicine, Chiba University, 2.Chiba University, 3.Chiba University)

^○YOSHIHIRO TOYAMA¹, Yuko Ono¹, Yukiko Kawasaki¹, Hagemi Takeji¹, Kenji Kanetada¹, Kazuyoshi Izumi², Yasuo Kawanishi² (1.Department of Radiology, Takamatsu Red Cross Hospital, Kagawa, Japan, 2.Department of Urology, Takamatsu Red Cross Hospital, Kagawa, Japan)