Epidemiology of acute encephalopathy in Japan, with emphasis on the association of viruses and syndromes
Epidemiology of acute encephalopathy in Japan, with emphasis on the association of viruses and syndromes
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DOI:
10.1016/j.braindev.2011.07.012
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发表时间:
2012-05-01
影响因子:
1.7
通讯作者:
Mizuguchi, Masashi
中科院分区:
文献类型:
--
作者:
Hoshino, Ai;Saitoh, Makiko;Mizuguchi, Masashi
A research committee supported by the Japanese government conducted a nationwide survey on the epidemiology of acute encephalopathy in Japan using a questionnaire. A total of 983 cases reportedly had acute encephalopathy during the past 3 years, 2007-2010. Among the pathogens of the preceding infection, influenza virus was the most common, followed by human herpesvirus-6 (HHV-6) and rotavirus. Among syndromes of acute encephalopathy, acute encephalopathy with biphasic seizures and late reduced diffusion (AESD) was the most frequent, followed by clinically mild encephalitis/encephalopathy with a reversible splenial lesion (MERS), acute necrotizing encephalopathy (ANE) and hemorrhagic shock and encephalopathy syndrome (HSES). Influenza virus was strongly associated with ANE and MERS, HHV-6 with AESD, and rotavirus with MERS. Mortality was high in ANE and HSES, but was low in AESD, MERS and HHV-6-associated encephalopathy. Neurologic sequelae were common in AESD and ANE, but were absent in MERS. (C) 2011 The Japanese Society of Child Neurology. Published by Elsevier B.V. All rights reserved.