一次升学宴所致沙门菌食物中毒来源的实验室追踪调查  

Laboratory investigation on a food poisoning event due to Salmonella

作　　者：母永贵[1] 曾文海[1] 李登华[2] 熊华玉[1] 蒋德勇[3] 

机构地区：[1]米易县疾病预防控制中心,米易617200 [2]米易县人民医院,米易617200 [3]攀枝花市疾病预防控制中心,攀枝花617000

出　　处：《中国卫生检验杂志》2013年第7期1782-1784,共3页Chinese Journal of Health Laboratory Technology

摘　　要：目的:查明食物中毒发生的原因及中毒的来源。方法:对一次农村升学宴食物中毒进行流行病学调查和实验室采样检测,判断食物中毒的原因和追踪致病菌的来源。结果 :累计发病122例,罹患率为34.86%;除泡鸡脚外,在其余10种剩余食物、病人肛拭、鸡舍地面泥土和使用过的作为佐料的豆瓣样中均检出肠炎沙门菌;在一只公鸡的肛拭加涂抹样、猪舍中新鲜猪粪和一头猪的肛拭样中培养出肠炎沙门菌;11株分别来自于病人、食物、外环境和动物的肠炎沙门菌PFGE型别完全一致。结论:该次食物中毒是一起因肠炎沙门菌污染食物引起的细菌性食物中毒,肠炎沙门菌可能来源于宴席主人家饲养的猪。Objective： To find out the reason and source of this food poisoning. Methods： Epidemiological in- vestigation and laboratory sampling were employed to judge the reason of poisoning and trace the source of pathogen. Results： There were 122 sufferers in this food poisoning event（34.86% ）. In addition to soak chicken feet, Salmonella enteritidis was detected in other 10 remaining food, patients anal swab, coop ground soil and used bean sampies, and cultured in a cock anal swab sample, fresh pig manure in piggery and a pig anal swab sample. Eleven Salmonella enteritidis strains from patients, food, external environment and animal showed identical PFGE type. Con- clusion： The food poisoning is caused by Salmonella enteritidis, possibly derived from pigs of banquet - holding site.

关 键 词：食物中毒 肠炎沙门菌 中毒来源 

分 类 号：R378.22[医药卫生—病原生物学]