萍乡市一起咽结膜热暴发疫情调查报告

The epidemiological investigation on an outbreak of pharyngoconjunctival fever in Pingxiang city,2013

目的分析萍乡市一起咽结膜热暴发的流行特征和病因,为今后此类传染病防控提供参考。方法制定病例定义进行病例搜索,对所有病例进行个案调查,对游泳馆进行现场卫生学调查,对患者咽拭子标本和游泳池水进行实验室检测。结果本起疫情累计病例84例,发病高峰在8月1～5日;年龄以5～13岁最多,占总病例数的77.38%。患者发病前均有游泳史,临床表现主要为发热伴咽痛、扁桃体红肿、眼结膜充血等。8份现症病人咽拭子标本经Real-time PCR方法检测,确定为腺病毒感染。结论本起咽结膜热暴发疫情的病原体为腺病毒,暴发可能是通过被污染的游泳池水造成传播。

Objective To investigate the pathogenic and epidemic factors of an outbreak of pharyngoconjunctival fever and to provide basis for controlling such diseases. Methods The established case definition and epidemiological questionnaires were used to investigate all the cases,the swimming pool was surveyed by hygienic evaluation. Patients＇ swabs and swimming pool water were tested. Results There were 84 cases of pharyngoconjunctival fever with a peak from August 1st to 5th,cases were concentrated mainly in 5- 13 years old,which accounted for 77. 38% of the total cases. All patients had the history of swimming. The clinical characteristics were fever accompanied by angina,tonsil inflammation and conjunctivitis. 8 patients＇ swabs were confirmed to be adenovirus by Real- time PCR detection. Conclusion The pathogenic agent of the pharyngoconjunctival fever cutbreak was confirmed to be adenovirus,and the polluted water in swimming pool might be the main route of transmission.