【摘要】 目的 调查衢州市某酒店一起GⅡ型诺如病毒（norovirus,NoV）感染暴发疫情，为预防和控制NoV感染疫情提供参考。方法 对衢州市某酒店2024年4月8—9日就餐人员及酒店服务员进行电话询问，采集调查对象肛拭子样本、服务员手卫生涂抹样本、食品样本和环境涂抹样本进行细菌学检测和NoV核酸检测。结果 共对306名暴露人员进行调查，其中疑似病例94人，罹患率30.72%。109份样本中细菌检测均为阴性，检出18份GⅡ型NoV阳性。结论 本次疫情为一起GⅡ型NoV感染引起的暴发疫情，应加强对酒店等集体用餐场所的肠道传染病防控知识的宣传。更多还原

【Abstract】 Objective To investigate an outbreak of GⅡ norovirus(NoV) infection at a hotel in Quzhou city, providing a reference for the prevention and control of NoV infection. Methods Between April 8 and 9, 2024, telephone interviews were conducted with diners and hotel staff. Samples were collected, including rectal swabs from the exposed individuals, hand hygiene swabs from the staff, food samples, and environmental swabs for bacteriological testing and NoV nucleic acid detection. Results A total of 306 exposed individuals were surveyed, with 94 suspected cases, resulting in an attack rate of 30. 72%. Among 109 samples tested, all bacterial tests were negative, while 18 samples tested positive for NoV G type Ⅱ. Conclusion This outbreak is caused by GⅡ norovirus infection. It is recommended that restaurants and other collective dining venues strengthen the dissemination of knowledge on the prevention and control of infectious diseases such as norovirus publicity.更多还原