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诺如病毒感染性腹泻(胃肠炎)是由诺如病毒引起的急性肠道传染病,以起病急、传播快、暴发多、呕吐多见为特征[1]。该病毒传染性强,传播途径广泛,极易在学校、托幼机构、养老院、医院、工厂及社区等聚集性场所引起暴发流行[2]。近年来,国内外因诺如病毒感染引起聚集性或暴发疫情的报道逐渐增多,其中GⅡ型诺如病毒因基因型较多、毒株变异快,可引起全球性胃肠炎的流行,并导致严重的公共卫生问题。2015年5月22日,北京市某幼儿园发生一起以呕吐
Norovirus infectious diarrhea (gastroenteritis) is caused by Norovirus acute intestinal infectious diseases, acute onset, rapid transmission, outbreaks and more vomiting is characterized by more common [1]. The virus is contagious and has a wide range of routes of transmission. This virus can easily cause outbreaks in gathering places such as schools, nurseries, nursing homes, hospitals, factories and communities [2]. In recent years, domestic and international reports of aggression or outbreak of infection caused by Norovirus gradually increased, of which genotype G Ⅱ Norovirus due to genotypes more rapid variation of strains can cause the global gastroenteritis epidemic and lead to serious Public health issues. May 22, 2015, a kindergarten in Beijing City to vomit together