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目的通过分析临沂市流行性脑脊髓膜炎(简称流脑)流行趋势,提供科学防治依据。方法分析流行病学调查结果、人群免疫状况监测及病原学监测结果。结果1988～2007年临沂市流脑疫情除2004、2005年出现小幅反弹外,总体为下降趋势;健康人群流脱脑抗体检测A群阳性率为95.20%,C群阳性率为39.33%。2005年开始监测到C群脑膜炎奈瑟菌引起的流脑病例。结论目前临沂市人群流脑抗体水平较高,不具备A群流脑大规模暴发的条件,C群脑膜炎奈瑟菌引起流脑病例有增多趋势。
Objective To analyze the epidemic trend of epidemic cerebrospinal meningitis (referred to as meningitis) in Linyi City and provide scientific basis for prevention and treatment. Methods Analysis of epidemiological findings, population immune status monitoring and etiological monitoring results. Results The epidemic situation of epidemic encephalitis in Linyi from 1988 to 2007 showed a downward trend except for a slight rebound in 2004 and 2005. The positive rate of flow-brain antibody in group A was 95.20%. The positive rate of group C was 39.33%. Since 2005, meningitidis meningitidis caused meningococcal meningitis cases were detected. Conclusions At present, the level of meningococcal antibody in Linyi population is rather high and does not have the condition of large-scale outbreak of group A meningitis. The incidence of meningitis caused by Neisseria meningitides group C is increasing.