Kentaro Tamura¹, Takafumi Sakakibara² (1.The Department of Neurosurgery, Nara Medical University, Kashihara, JAPAN, 2.The Department of Pediatrics, Nara Medical University, Kashihara, JAPAN)

Kenichi Usami¹, Hiroshi Terashima², Masaya Kubota² (1.Division of Neurosurgery, National Center for Child Health and Development, Tokyo, Japan, 2.Division of Neurology, National Center for Child Health and Development, Tokyo, Japan)

Yoshihiko Saito¹, KENJI SUGAI¹, ERI TAKESHITA¹, YUKO MOTOHASHI¹, AKIHIKO ISHIYAMA¹, TAKASHI SAITO¹, HIROFUMI KOMAKI¹, EIJI NAKAGAWA¹, NORIKO SATO², AKIYOSHI KAKITA³, YUKO SAITO⁴, TAISUKE OTSUKI^5,6, MASAKI IWASAKI⁶, MASAYUKI SASAKI¹ (1.Department of Child Neurology, National Center Hospital, National Center of Neurology and Psychiatry, Tokyo, Japan, 2.Department of radiology, National Center Hospital, National Center of Neurology and Psychiatry, Tokyo, Japan, 3.Department of pathology, Brain Research Institute, University of Niigata, Niigata, Japan, 4.Department of Clinical Laboratory, National Center Hospital, National Center of Neurology and Psychiatry, Tokyo, Japan)

Ryoko Honda¹, YOSHIAKI WATANABE¹, TOMONORI ONO², KEISUKE TODA³, TADATERU YASU¹, SHIGEKI TANAKA¹, HIROSHI BABA⁴ (1.Department of Pediatrics, National Hospital Organization Nagaski Medical Center, Nagasaki, Japan, 2.Department of Neurosurgery, National Hospital Organization Nagasaki Medical Center, Nagasaki, Japan, 3.Department of Neurosurgery, National Hospital Organization Kawatana Medical Center, Nagasaki, Japan, 4.Department of Neurosurgery, Nishiisahaya Hospital, Nagasaki, Japan)

Tohru Okanishi¹, AYATAKA FUJIMOTO², SOTARO KANAI¹, SHINJI ITAMURA¹, SHINPEI BABA¹, HIDEO ENOKI¹ (1.Department of Child Neurology, Seirei-Hamamatsu General Hospital, Shizuoka, Japan, 2.Comprehensive Epilepsy Center, Seirei-Hamamatsu General Hospital, Shizuoka, Japan)