猪霍乱沙门菌引起食源性疾病的病原学鉴定

目的了解一起食源性疾病病因,预防此类事件的再次发生。方法对就餐人群进行流行病学调查,对现场进行卫生学调查,对可疑食品、患者粪便及肛拭子进行致病菌培养分离,运用分离出的致病菌对患者血清进行凝集实验。结果就餐308人,发病43人,罹患率为13.96%,共采集19份样品,从2份患者粪便、3份肛拭子及1份凉拌猪耳朵样本中检出猪霍乱沙门菌。结论根据现场流行病学调查及实验室检测结果分析,确诊为一起猪霍乱沙门菌引起的食源性疾病。应加强食品安全宣传力度,提高人民群众食品安全意识,有效控制食源性疾病的发生。

Etiological Identification of Food- borne Disease Caused by Salmonella Choleraesuis

Objective To investigate the cause of a food - borne disease for preventing its reoccurrence. Meth- ods Epidemiological investigation was conducted in the dined crowd and hygienic survey was conducted on the spot. Bacterial culture and separation were carried out regarding suspicious foods, excrement and anal swab of the patients. Agglutination test was employed to indentify the pathogens. Results Altogether 308 person had the meals, of which 43 were infected, with an attack rate of 13.96%. Nineteen samples were collected, with Salmonella choleraesuis detected from two stool samples, three anal swaps and one dish of cool pig＇ s ears dressed with sauce. Conclusion This food -borne is caused by Salmonella choleraesuis. Publicity of food safety should be strengthened to raise the awareness of the food safety, and thus to prevent the food -borne disease.