^○Nishiyama Tomoya^1,2, Daisuke Yamada¹, Takahiro Sato¹, Ken Oba¹, Ryo Miyazawa¹, Minoru Yabuta¹, Kunihiro Yagihashi³, Yasuyuki Kurihara¹ (1.Department of Radiology, St Lukes International Hospital, Tokyo, Japan, 2.Department of Radiology, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan, 3.Department of Radiology, Kawasaki Municipal Tama Hospital, Kawasaki, Japan)

^○EIJI KASHIWAGI, KAISHU TANAKA, KEIGO OSUGA, SHINYA KOSAI, KEISUKE NAGAI, YASUSHI KIMURA, DAISUKE KATAYAMA, YUSUKE ONO, DAIKI HIGASHIHARA, NORIYUKI TOMIYAMA (Department of Radiology Osaka University,Osaka,Japan)

^○SHOMA NAGATA¹, Yukichi Tanahashi¹, Hiroshi Kawada¹, Yoshifumi Noda¹, Nobuyuki Kawai¹, Tomohiro Ando¹, Katsuya Shimabukuro², Kiyoshi Doi², Noriaki Yamada³, Shinji Ogura³, Susumu Imai⁴, Yukari Uno⁴, Satoshi Goshima¹, Masayuki Matsuo¹ (1.Department of Radiology, University of Gifu, Gifu, Japan, 2.Department of General and Cardiothoracic Surgery, University of Gifu, Gifu, Japan, 3.Departmenrt of Advanced Critical Care Center, University of Gifu, Gifu, Japan, 4.Department of Internal Medicine, Takayama Red Cross Hospital, Gifu, Japan)

^○TAKAYUKI SAKUGAWA^1,2,3, AKIHIRO NAKAMATA², SHINJI GIBO², MASAFUMI TOGUCHI¹, YUKO IRAHA¹, JOICHI HEIANNA¹, KOUSEI ISHIGAMI¹, SADAYUKI MURAYAMA¹ (1.Department of Radiology, University of the Ryukyus Hospital, 2.Urasoe general hospital, 3.Okinawa Red Cross Hospital)

^○RYO MIYAZAWA, MINOBU KAMO, TOMOYA NISHIYAMA, KEN OBA, TAKAHIRO SATO, DAISUKE YAMADA, YASUYUKI KURIHARA (Department of Radiology, St.Luke's International Hospital, Tokyo, Japan)

^○SHUJI IKEDA¹, AKIKO NARITA¹, TAKAHIRO YAMAMOTO¹, NOZOMU MATSUNAGA¹, AKIRA KITAGAWA¹, YUICHIRO IZUMI¹, MAKIYO HAGIHARA¹, TOYOHIRO OTA¹, KOJIRO SUZUKI¹, YUKI MARUCHI² (1.The Department of Radiology, Aichi Medical University, Aichi, Japan, 2.The Department of Advanced Critical Care Center, Aichi Medical University, Aichi, Japan)