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目的调查分析徐州市鼓楼区某幼儿园1起手足口病的流行特征,查找引起爆发的可能原因,防止疫情进一步扩散和类似疫情的再次发生。方法开展现场流行病学调查,描述疫情分布特征,提出针对性防控措施建议。结果本次爆发时间为2015年12月4日至12月15日,共发现手足口病病例12例,疫情波及1个班级,班级罹患率42.86%(12/28)。所有病例均为普通轻症病例,临床表现以手、足疱疹和口腔溃疡等为主。采集5例病例咽、肛拭子开展核酸检测,结果为其他肠道病毒阳性。经处理,12月16日后再无新发病例发生,疫情得到了有效控制。结论学校晨检把关不严未能及时发现隔离病例,教室通风时间较少,儿童室内相处时间长,相互接触机会多,导致本次疫情发生的可能性较大。
Objective To investigate and analyze the epidemiological characteristics of one hand-foot-mouth disease in a nursery in Gulou District of Xuzhou City, and to find out the possible causes of the outbreak and to prevent the further spread of the epidemic and the recurrence of similar epidemic. Methods To carry out on-site epidemiological investigation, describing the distribution characteristics of epidemic situation and putting forward some suggestions on prevention and control measures. Results The outbreak was between December 4, 2015 and December 15, 2015. A total of 12 cases of hand-foot-mouth disease were found. The outbreak was affected by 1 class and the class attack rate was 42.86% (12/28). All cases were common mild cases, clinical manifestations of hand, foot herpes and oral ulcers based. Collect 5 cases of pharynx, anal swab for nucleic acid testing, the result is positive for other enterovirus. After treatment, no new cases occurred after December 16, and the outbreak was effectively controlled. Conclusion Insufficient checks on the morning of the school failed to find isolated cases in time. There was less ventilation in the classroom, longer time for children to live indoors, and more chances of contact with each other. As a result, the epidemic was more likely to occur.