Ken Sugata

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OBJECTIVE This study was conducted to examine the association between rotavirus antigenemia and clinical features, particularly extraintestinal manifestations, and the association between serum cytokine levels and rotavirus antigen quantity. METHODS Sixty hospitalized children who received a diagnosis of acute rotavirus gastroenteritis were enrolled in(More)
We sought to clarify clinical features of exanthem subitum associated-encephalitis/encephalopathy, generally caused by primary human herpesvirus-6 infection in Japan. A two-part questionnaire was sent to hospitals between January 2003-December 2004. Of 3357 questionnaires, 2357 (70.2%) were returned, and 2293 (68.3%) were eligible for analysis. Eighty-six(More)
Human herpesvirus-6B (HHV-6B) encephalitis can clinically manifest as hemorrhagic shock and encephalopathy syndrome (HSES), acute encephalopathy with biphasic seizures and late reduced diffusion (AESD), and acute necrotizing encephalopathy (ANE). To compare the underlying pathophysiology, we measured several biomarkers of interest in patients with these(More)
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