补体是血清中存在的非特异性免疫因子。血清补体水平的升高或降低均提示机体处于不正常状态.免疫复合物的形成乃正常免疫应答的组成部分。测定循环免疫复合物的含量有助于诊断免疫复合物病。为了解石家庄地区血清补体和循环免疫复合物的正常水平,为临床提供诊断依据,我们测定了石家庄地区健康人群 Complement is a nonspecific immune factor present in the serum. Elevations or decreases in serum complement levels indicate that the body is abnormal and the formation of immune complexes is an integral part of the normal immune response. Determination of circulating immune complexes contribute to the diagnosis of immune complex disease. In order to understand the normal levels of serum complement and circulating immune complex in Shijiazhuang, provide the basis for clinical diagnosis, we measured the healthy population in Shijiazhuang