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目的调查遂昌县某游泳健身中心学员腺病毒感染暴发原因,以有针对性地开展预防控制。方法对所有病例进行流行病学调查,采集游泳池水样和现症病人病例的咽拭子、粪便(或肛拭子)和血液标本送实验室检测。结果疫情历时17天,共有86人发病,罹患率为27.48%。该86人均有该县某游泳健身中心室内池暴露史,主要为其游泳学员。临床表现主要为持续高热、咽痛、头痛等症状,半数患儿伴急性化脓性扁桃体炎;咽拭子样本呼吸道腺病毒阳性;游泳池关闭后疫情得到控制。结论腺病毒易通过泳池传播,建议加强泳池卫生的监测和监督,定期换水和进行水质消毒,对进出泳池的学员和教练严格进行健康监测,同时加强卫生人员应对群体性突发事件能力的培训。
Objective To investigate the causes of outbreak of adenovirus infection in a swimming fitness center of Suichang County in order to carry out prevention and control in a targeted manner. Methods Epidemiological investigation was carried out in all cases. Throat swabs, feces (or anal swabs) and blood samples from swimming pool water samples and patients with disease were collected for laboratory testing. Results The outbreak lasted 17 days, a total of 86 people were affected, the attack rate was 27.48%. The 86 per capita have a swimming pool in the county indoor swimming pool exposure history, mainly for its swimming students. The main clinical manifestations of persistent high fever, sore throat, headache and other symptoms, half of children with acute suppurative tonsillitis; throat swab samples positive for respiratory virus; outbreak after the swimming pool is controlled. Conclusions Adenovirus can easily spread through the swimming pool. It is suggested to strengthen monitoring and supervision of swimming pool hygiene, to regularly change water and disinfect water, to strictly monitor the health of trainers and instructors entering and exiting the swimming pool, and to train health personnel to deal with group emergencies .