^○Toshi Sai¹, Kazuma Tsutou¹, Keisuke Imai¹, Masashi Hamanaka¹, Masahiro Itsukage¹, Hidekazu Yamazaki¹, Atsushi Yamamoto¹, Tetsuya Ioku¹, Kanako Menjyou¹, Masanori Chou¹, Takehiro Yamada², Kunihiko Umezawa³ (1.Department of Neurology and Stroke Treatment,Kyoto First Red Cross Hospital, 2.Department of Neurology ,Kyoto Second Red Cross Hospital, 3.Department of Neurosurgery,Kyoto First Red Cross Hospital)

^○Sunghoon Yang¹, Eisei Hoshiyama², Tomiko Nagayama¹, Masao Nagayama^1,3 (1.Department of Neurology and the Center for Stroke and Neurocritical Care, International University of Health and Welfare Atami Hospital, 2.Department of Neurology, Dokkyo Medical University, 3.Department of Neurology, International University of Health and Welfare School of Medicine)

^○Junichiro Suzuki, Katsuhiko Kunitake, Ryosuke Inagaki, Soma Furukawa, Mai Iwata, Suguru Nishida, Yasuhiro Ito (Department of Neurology, TOYOTA memorial hospital)

^○Sachiko Hoshino (Department of Neurology, Tsukuba Memorial Hospital)

^○Osamu Kawakami¹, Yasuo Koike², Tesuo Ando¹, Hiroko Kato¹, Keita Hiraga¹, Hiroshi Kito¹, Hajime Kondo¹, Yoshie Hayashi¹ (1.Department of Neurology, Anjo Kosei Hospital, 2.College of Life and Health Sciences, Chubu University)

^○Masanaka Takeda, Shuhei Kasama, Shohei Watanabe, Takashi Kimura, Hiroo Yoshikawa (Department of Neurology, Hyogo College of Medicine)

^○Kazuki Fukuma¹, Katsufumi Kajimoto¹, Tomotaka Tanaka¹, Kazunori Toyoda², Masafumi Ihara¹ (1.Department of Neurology, National Cerebral and Cardiovascular Center, 2.Department of Cerebrovascular Medicine, National Cerebral and Cardiovascular Center)