近年来 ,石家庄市流脑发病一直处于高度散发状态 ,发病率一直波动在 0 1 1 1 0万 - 0 68 1 0万之间 ,但健康人群带菌率较高。为防止因人口流动和菌群变迁造成流脑流行 ,为进一步摸清流脑发病特点 ,为消除流脑提供科学依据 ,我们于 2 0 0 0年度开展了流脑病原学监测 ,并将近 In recent years, the incidence of meningitis in Shijiazhuang has been highly distributed, the incidence has fluctuated between 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0. In order to prevent the epidemic of meningitis from being caused by population movements and changes in flora, in order to further understand the characteristics of meningococcal disease and provide a scientific basis for the elimination of meningitis, we conducted encephalopathology surveillance in 2000 and brought near