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  • Title: [Field epidemiological investigation on a foodborne outbreak caused by Staphylococcus aureus enterotoxin, in Hangzhou, 2014].
    Author: Huang LM, Hu LX, Yu H, Chen SC, Huang CP, Liu H.
    Journal: Zhonghua Liu Xing Bing Xue Za Zhi; 2017 Dec 10; 38(12):1642-1644. PubMed ID: 29294579.
    Abstract:
    Objective: To identify the cause on a foodborne breakout in a university of Hangzhou in 2014. Methods: Data on cases were gathered from the out-patient logs of the university affiliated or neighboring hospitals to describe the disease distribution and epidemiological curves. Case-control and field studies on hazard factors were conducted simultaneously. Results: The incubation period was 1.5-5.0 hours, of which the median was 3 during the outbreak. All the cases consumed food from a restaurant called Chen's Snacks nearby their university and suffered from the Staphylococcus aureus enterotoxin. Results from the Staphylococcus enterotoxin testing were positive in 3 stool and 6 food samples, out of the total 18 samples. Conclusion: This foodborne outbreak was caused through food poisoning by vermicelli which was contaminated with Staphylococcus aureus. 目的： 运用现场流行病学手段，分析2014年杭州市某大学发生的一起食源性疾病暴发原因。 方法： 通过查阅学校附近医院就诊记录和校医务室门诊日志开展病例个案调查，描述疾病分布特征，绘制流行病学曲线图，开展病例对照研究和危害因素调查。 结果： 本次食源性疾病暴发潜伏期为3.0（1.5~5.0）h。病例均有学校附近某小吃店就餐史，因可疑食物粉丝在不锈钢保温桶中存放时间过长（>3 h），导致污染金黄色葡萄球菌后产生肠毒素；采集的18份样品中3份病例粪便和6份食物原料葡萄球菌肠毒素检测结果为阳性。 结论： 该起食源性疾病暴发为粉丝污染金黄色葡萄球菌导致的食物中毒。.
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