今年以来,我国南方部分地区,特别是浙江宁波等地伤寒、副伤寒疫情与往年同期相比呈上升趋势,经流行病学调查和实验室监测结果判定本次疫情是由于生吃、半生吃毛蚶、牡蛎等水产品引起。随着居民饮食模式的多样化,摄食生鲜及未彻底加热的水产品人群逐渐增多,由此引发的食源性疾病 Since the beginning of this year, the typhoid and paratyphoid epidemic rates in some areas in the southern part of our country, especially in Ningbo, Zhejiang Province have been on an upward trend compared with the same period of previous years. Epidemiological investigations and laboratory monitoring results have determined that the epidemic was due to raw eats, , Oysters and other aquatic products caused. With the diversification of residents’ eating patterns, the number of people consuming fresh and not thoroughly heated aquatic products is gradually increasing, and food-borne diseases