广州市一起群体性诺沃克病毒性胃肠炎调查分析

诺沃克病毒的感染是成人和大龄儿童流行性非细菌性肠炎的主要病因 ,但由于检验方法尚不普及 ,临床上确诊的较为少见。 2 0 0 3年 10月广州市越秀区某小学学生出现呕吐、腹痛、腹泻、发热等症状 ,人数达 82人 (其中 1名老师 ) ,经广州市、越秀区疾病预防控制中心反复多次详细的现场调查 ,并在广东省疾病预防控制中心的技术支持下 ,利用RT PCR方法在病人粪便标本中检测到诺沃克类病毒。首次在广州市证实该事件的病因是诺沃克类病毒引起的急性胃肠炎。

Survey on an incidence of collective acute gastroenteritis caused by Norwalk virus in Guangzhou

Norwalk virus infection is the leading cause of non-bacterial epidemic gastroenteritis,which is common in adults and elder children,and can occur in all seasons. However,since no routine laboratory test is available,it can seldomly be definitely diagnosed clinically. From 20 to 24 in Oct. 2003,82 patients including 81 students and 1 teacher in an elementary school of Yuexiu district in Guangzhou city complained of vomiting,stomach cramp,diarrhea and fever. After detailed and repeated investigation on the spot by the CDC of Guangzhou and Yuexiu district,with the technological support from Guangdong CDC,Norwalk virus in patients' feces was identified by RT- PCR. This is the first confirmed incidence of collective acute gastroenteritis caused by Norwalk virus in Guangzhou.