目的分析引起这起疫情的主要原因,为今后控制感染性腹泻暴发流行提供科学依据。方法采用现场流行病学调查和实验室检验。结果此次疫情共报告病例374例,罹患率为12.5%,病原学检测为致病性大肠埃希氏菌和侵袭性大肠埃希氏菌。主要症状为头痛、恶心、呕吐、腹泻和腹痛。疫情为致病性大肠埃希氏菌污染了管网水所致。结论控制感染性腹泻等肠道传染病暴发疫情,及时发现疫情是前提,措施到位是保障,做到“早、小、严、实”是关键。 Objective To analyze the main causes of the outbreak and provide a scientific basis for controlling the outbreak of infectious diarrhea in the future. Methods Epidemiological investigation and laboratory tests were used. Results A total of 374 cases were reported in this epidemic, with an attack rate of 12.5%. Pathogenic tests were pathogenic Escherichia coli and invasive Escherichia coli. The main symptoms are headache, nausea, vomiting, diarrhea and abdominal pain. Outbreaks of pathogenic E. coli contaminated pipe network caused by water. Conclusion Control of infectious diarrhea and other intestinal infectious disease outbreaks, and timely detection of the outbreak is the premise, measures are in place to ensure that “early, small, strict, real” is the key.