^○Arifumi Matsumoto¹, Kimihiko Kaneko², Toshiyuki Takahashi^2,3, Ichiro Nakashima⁴, Kinya Hisanaga¹, Isao Nagano¹ (1.Department of Neurology, National Hospital Organization, Miyagi Hospital, 2.Department of Neurology, Tohoku University Graduate School of Medicine, 3.Department of Neurology, National Hospital Organization, Yonezawa Hospital, 4.Department of Neurology, Tohoku Medical and Pharmaceutical University)

^○Hirotoshi Kikuchi¹, Yasunori Ota², Shunsei Hirohata³ (1.Department of Internal Medicine, Teikyo University School of Medicine, 2.Department of Pathology, Teikyo University School of Medicine, 3.Department of Rheumatology and Infectious Diseases, Kitasato University School of Medicine)

^○Shunichi Matsuda¹, Nanaka Yamaguchi¹, Masaaki Saito³, Yoko Matsumoto², Kazuhiro Usui², Toshihiro Yoshizawa¹ (1.Neurology, NTT Medical Center Tokyo, 2.Respirology, NTT Medical Center Tokyo, 3.Neurology, Tokyo Kyosai Hospital)

^○Chikako Kaneko, Yuki Mastumoto, Mario Tsuchiya, Jin Kubo, Kazuo Fujihara, Teiji Yamamoto (Southen TOHOKU Reseach Institute for Neuroscience, Department of Neurology)

^○Toshihiro Yoshizawa¹, Shun'ichi Matsuda¹, Asuka Kitamura¹, Hirotsugu Hashimoto², Akito Oshima³, Tomohiro Inoue³, Hajime Horiuchi² (1.Neurology, NTT Medical Center Tokyo, 2.Diagnostic pathology, NTT Medical Center Tokyo, 3.Neurosurgery, NTT Medical Center Tokyo)

^○Sho Okune¹, Kazuhiro Ishii¹, Kiyotaka Nakamagoe¹, Shogo Ouchi¹, Hayato Takeda¹, Naoki Tozaka¹, Masahide Matuda², Masayuki Noguti³, Akira Tamaoka¹ (1.Department of Neurology, University of Tsukuba, 2.Department of Neurosurgery, University of Tsukuba, 3.Department of Diagnostic Pathology, University of Tsukuba)

^○Naoki Moro, Ayumu Uchibori, Masanori Nakajima, Chizuko Oishi, Atsurou Chiba (Department of Neurology, Kyorin University)