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目的分析2006-2008年广州市霍乱监测结果,为制定防控策略提供依据。方法对广州市2006-2008年霍乱监测资料进行分析。结果3年共监测各类标本89017宗,霍乱弧菌阳性40宗,其中病例10例,外环境16宗,水产品14宗,阳性率分别为0.02%、0.15%和0.12%。外环境中珠江水体霍乱弧菌共检出11宗,占阳性标本68.75%(11/16)。病人为流行株,其它均为非流行株或非毒力株。结论重点加强珠江水体和水产品的监测,了解其携带毒力的变化情况,防止霍乱的暴发和流行。
Objective To analyze the results of cholera surveillance in Guangzhou from 2006 to 2008 and provide the basis for making prevention and control strategies. Methods The data of cholera surveillance in Guangzhou from 2006 to 2008 were analyzed. Results A total of 89,017 samples of all kinds were detected during the three years. Vibrio cholerae was positive in 40 cases, including 10 cases, 16 cases of external environment and 14 cases of aquatic products. The positive rates were 0.02%, 0.15% and 0.12% respectively. A total of 11 vibrio choleraensis were detected in the outer water of the Pearl River, accounting for 68.75% (11/16) of the positive samples. Patients are epidemic strains, others are non-epidemic strains or non-virulent strains. Conclusion The monitoring of the Pearl River water bodies and aquatic products will be strengthened with a view to understanding the changes of their carrying virulence and preventing the outbreak and spread of cholera.