A Norovirus-Related Gastroenteritis Outbreak Stemming from a Potential Source of Infection—Pudong New Area,Shanghai Municipality,China,April 2024  

作　　者：Zou Chen Hong Zhang Yifeng Shen Chuchu Ye 

机构地区：[1]Shanghai Pudong New Area Center for Disease Control and Prevention,Shanghai,China [2]Fudan University Pudong Institute of Preventive Medicine,Shanghai,China

出　　处：《China CDC weekly》2024年第37期968-971,共4页中国疾病预防控制中心周报（英文）

基　　金：Supported by the Key Discipline(GWVI-11.1-02 Infectious Diseases)of the three-year action plan for strengthening the construction of the public health system in Shanghai(2023-2025);Pudong New Area Science and Technology Development Innovation fund(No.PKJ2023-Y73);Shanghai Pudong New Area Center for Disease Control and Prevention Technology Project(PDCDC-KJ-2024-05).

摘　　要：What is already known about this topic?Noroviruses are highly infectious with rapid transmission capabilities,causing illness for an average duration of 12-60 hours.In China,individuals in educational agencies may return to class 72 hours after symptom resolution.What is added by this report?This outbreak was precipitated by a potential source of infection in a child resuming class after a 72-hour quarantine post-symptom resolution,leading to a cluster of cases within the class.What are the implications for public health practice?While extending the quarantine period for children may be considered from a safety perspective,it is a challenge for educational agencies.The outbreak is deemed a low-probability event;however,further investigation into the detoxification period of asymptomatic patients is warranted.

关 键 词：return break NOR 

分 类 号：R512.5[医药卫生—内科学]