摘要
目的对肇庆市某幼儿园爆发Norwalk样病毒性胃肠炎进行调查和分析。方法应用流行病学方法调查疫情发生经过、分布特征、临床表现,并采集标本用酶联免疫吸附试验(ELISA)和逆转录-聚合酶链反应(RT-PCR)来进行实验室病原学的检测。结果共发生病例73例,主要临床表现发热、呕吐、腹痛、腹泻,病程一般2～3d。在采集的10份粪便标本中,8份RT-PCR结果为Norwalk样病毒阳性,ELISANorwalk病毒抗原阳性5份。通过加强宣传教育、环境消毒和个人卫生等综合处理措施,疫情得到有效控制。结论本次疫情是因感染Norwalk样病毒而引起的群体性急性胃肠炎爆发。
Objective To investigate and analyze of virus gastroenteritis outbreak caused by Norwalk - like virus. Methods The data were collected by epidemic investigation and the samples were examined by ELISA and RT- PCR. Results The total cases were 73,Among the 10 collected samples, 8 were positive by RT - PCR, the positive rate was 80.00% （8/10）, 5 were positive by ELISA, the positive rate was 50.00% （5/10）, The comprehensive measurements, such as health education, environment disinfections, person health were implemented in time, epidemic situation was controlled quickly. Conclusion The incident is an gastroenteritis outbreak caused by Norwalk- like virus.
出处
《中国预防医学杂志》
CAS
2005年第4期284-285,共2页
Chinese Preventive Medicine
