^○Itaru Ninomiya¹, Masato Kanazawa¹, Ysuhisa Akaiwa³, Takayoshi Shimohata⁴, Kouichirou Okamoto², Osamu Onodera¹, Masatoyo Nishizawa¹ (1.Departments of Neurology, Brain Research Institute, Niigata University, 2.Departments of Neurosurgery, Brain Research Institute, Niigata University, 3.Department of Neurology, Dokkyo Medical University, Saitama Medical Center, 4.Department of Neurology and Geriatrics, Division of Neuroscience, Research Field of Medical Sciences, Gifu University Graduate School of Medicine)

^○Yasumasa Yamamoto¹, Yoshinari Nagakane², Yasuhiro Tomii¹, Eijirou Tanaka², Shinatrou Toda¹ (1.Department of Neurology, Kyoto Katsura Hospital, 2.Department of Neurology, Kyoto Second Red Cross Hospital)

^○Shoki Sato¹, Akihiko Kudo¹, Chika Sato¹, Ryoji Naganuma¹, Hisashi Uwatoko¹, Hiroaki Nishimura¹, Shinichi Shirai¹, Ikuko Takahashi¹, Masaaki Matsushima¹, Ichiro Yabe¹, Taisuke Harada², Hidenao Sasaki¹ (1.Department of Neurology, Faculty of Medicine and Graduate School of Medicine, Hokkaido University, 2.Diagnostic and Interventional Radiology, Hokkaido University Hospital)

^○Yuta Maetani¹, Eiji Imamura¹, Hayato Matsushima¹, Masahiro Nakamori¹, Yoshio Suyama², Shinichi Wakabayashi² (1.Department of Neurology, Suiseikai Kajikawa Hospital, Hiroshima, Japan, 2.Department of Neurosurgery, Suiseikai Kajikawa Hospital, Hiroshima, Japan)

^○Masahiro Uemura¹, Hiroaki Nozaki², Naoko Sakai¹, Osamu Onodera¹ (1.Department of Neurology, Brain Research Institute, Niigata University, 2.Department of Medical Technology, Graduate School of Health Sciences, Niigata University)

^○Ming Yao^1,2,3, Lixin Zhou^1,2,3, Bin Peng^1,2,3, Yicheng Zhu^1,2,3, Jun Ni^1,2,3, Liying Cui^1,2,3 (1.Department of Neurology, Pekin union medical college hospital, China, 2.Peking Union Medical College, China, 3.Chinese Academy of Medical Science, China)