^○Satoshi Murayama, Atsuko Arisaka, Yurika Sakagawa (Department of Pediatrics, Tokyo Metropolitan Bokutoh Hospital, Tokyo, Japan)

^○Kaori Kodama¹, Aritomo Kawashima¹, Yu Katata¹, Wakaba Endo¹, Takehiko Inui¹, Noriko Togashi¹, Toshiaki Hayashi², Masayuki Kanamori⁴, Atsuo Kikuchi³, Kazuhiro Haginoya¹ (1.Department of Pediatric Neurology,Miyagi children ^,s Hospital,Sendai,Japan, 2.Department of Pediatric Neurosurgery,Miyagi children ^,s Hospital,Sendai,Japan, 3.Department of Pediatrics, University of Tohoku, Sendai, Japan, 4.Department of Neurosurgery, University of Tohoku, Sendai, Japan)

^○Shotaro Morikawa, Tamaki Ikegawa, Kana Osada, Azusa Ikeda, Yu Tsuyusaki, Megumi Tsuji, Tomohide Goto (Kanagawa Children's Medical Center, Yokohama, Japan)

^○Ayaka Koide¹, Toshinori Otani^2,5, Masahiko Murao³, Yoko Matsumoto¹, Haruka Okada², Takashi Komori⁴ (1.Department of Pediatrics, Tokyo Metropolitan Fuchu Medical Center for the Disabled, Tokyo, Japan, 2.Department of Pathology, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan, 3.Department of Neurosurgery, Tokyo Metropolitan Bokutoh Hospital, Tokyo, Japan, 4.Department of Laboratory Medicine and Pathology, Tokyo Metropolitan Neurological Hospital, Tokyo, Japan, 5.Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan)

^○Risa Nakao¹, Akane Miyazaki³, Asami Watanabe¹, Kohei Haraguchi¹, Kunio Hashimoto¹, Tatsuharu Sato¹, Yukako Ishii², Yuko Matsuo¹, Taizo Kirino¹, Tomoyuki Hasuwa², Hiroyuki Moriuchi¹ (1.Department of Pediatrics, Nagasaki University Hospital, Nagasaki, Japan, 2.Department of Pediatrics, Isahaya General Hospital, Nagasaki, Japan, 3.Department of Pediatrics, Nagasaki Harbor Medical Center, Nagasaki, Japan)

^○Yoshihiro Watanabe, Yuki Minamisawa, Yuki Inami, Hirotaka Motoi (Department of Pediatrics, Yokohama City University Medical Center, Yokohama, Japan)

^○Anzu Noda¹, Mariko Takagi¹, Manabu Tanaka¹, Takashi Araki² (1.Division of General Pediatrics, Saitama Prefectural Children's Medical Center, Saitama, Japan, 2.Trauma center, Saitama Prefectual Children's Medical Center, Saitama, Japan)