^○TAKASHI TAKEUCHI, ATSUSHI SAIGA, YOSHIHIRO KUBOTA, JUN HASHIBA, AKIRA AKUTSU, SHOMA YAMAUCHI, TAKURO HORIKOSHI, TAKASHI UNO (Department of Radiology, Chiba University Hospital, Chiba City, Japan)

^○AKIRA YOKKA¹, Takahiro Ogi¹, Wataru Koda¹, Takumi Sugiura¹, Junichi Matsumoto¹, Kanako Terada¹, Kenichirou Okumura¹, Miho Okuda¹, Satoshi Kobayashi¹, Toshifumi Gabata¹, Keiichi Kimura² (1.Department of Radiology, Kanazawa University Hospital, Kanazawa, Japan, 2.Department of Cardiovascular Surgery, Kanazawa University Hospital, Kanazawa, Japan)

^○Kentaro Mochizuki, Toshihiro Yagi, Mao Kanatani, Junko Saito, Hitoshi Abo, Hiroshi Demachi (Department of Diagnostic Radiology, Toyama Prefectural Central Hospital, Toyama, Japan)

^○AKIHIKO KANKI, Akira Yamamoto, Takeshi Fukunaga, Hiroki Nakamura, Kiyoka Maeba, Daigo Tanimoto, Tsutomu Tamada (Department of diagnostic radiology)

^○KATSUYA MAESHIMA¹, Yukitosh Toyoda², SHINTARO FURUGORI², YUKIO INOUE¹, TOMOHIRO FUNABIKI², SHINTARO SHIBUTANI³, KOZO SATO¹ (1.The department of diagnostic radiology, Saiseikai yokohamashi tobu hospital, Kanagawa, Japan, 2.Department of Emergency and Critical Care Medicine, Saiseikai Yokohamashi Tobu Hospital, 3.Department of Vascular Surgery, Saiseikai Yokohamashi Tobu Hospital)