Catecholaminergic polymorphic ventricular tachycardia Department of Pediatrics, Nihon University1), Department of Cardiology, Aichi Children's Health and Medical Center2), The Second Department of Pediatrics, Japanese Red Cross Wakayama Medical Center3), Department of Pediatrics, Kurashiki Central Hospital4), Department of Cardiology, Tokyo Metropolitan Hiroo Hospital5), Departnemt of Cardiology, Fukuoka Children's Hospital and Medical Center for Infectious Diseases6), Department of Cardiology, Shizuoka Children's Hospital7), Department of Pediatrics, Hiroshima University8), Department of Pediatrics, Kyushu Kosei Nenkin Hospital9), Department of Pediatrics, University of Occupational and Environmental Health10), Department of Pediatrics, Tokushima City Hospital11), Department of Pediatrics, Kyushu University12), Department of Pediatrics, Seirei Mikatahara Hospital13), Department of Cardiology, Yokohama Minami Kyosai Hospital14), Department of Cardiology, Tokyo Metropolitan Kiyose Children's Hospital15), Department of Pediatrics, Yokohama City University16) Naokata Sumitomo,Kensuke Harada,Masami Nagashima,Yoshihide Nakamura,Yoshio Aragaki, Harumizu Sakurada, Seiji Fukamizu, Hiroya Ushinohama, Kenichi Kurosaki, Toshiaki Yasuda, Shiro Konishi, Kunitaka Jouo, Masumi Koujiro, Suguru Matsuoka, Takuro Ohno, Satoru Hayakawa, Mitsuhiro Nishizaki, Masaru Miura, Toshimitsu Shibata, Ichiro Niimura

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