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[目的]通过对某学校暴发的一起腹泻的调查和处理分析,探索学校在预防此类事件应采取的措施及对策。[方法]对腹泻学生展开流行病学调查,采集食堂留样菜及包装食品、腹泻学生的呕吐物、肛拭物和血样、6个点的自来水水样,进行有关检测。[结果]在校学生的罹患率为11.3%(28/248);水样检测发现细菌总数、总大肠菌群、耐热大肠菌群超标,检出蜡样芽胞杆菌。患病学生排泄物标本检出蜡样芽胞杆菌。[结论]此次消化道感染暴发的主要原因为生活饮用水污染。
[Objective] To explore the measures and countermeasures that schools should take to prevent such incidents by investigating and analyzing diarrhea associated with a school outbreak. [Methods] To carry out epidemiological investigation on diarrhea students, collect samples of canned food and packaged food, diarrhea students vomitus, anal swab and blood samples, tap water samples of 6 points for the detection. [Results] The attack rate of students in school was 11.3% (28/248). The total number of bacteria, total coliforms and heat-resistant coliform bacteria were found to be excessive in water samples, and Bacillus cereus was detected. Sick student excretion specimens were detected Bacillus cereus. [Conclusion] The main reason of the outbreak of digestive tract infection is drinking water pollution.