This article reported the results of the determination of circulating immune complex ( CIC) in 71 cases of acute glomerulonephritis ( AGN) and those of serum complement ( C_3) and immunoglobulins ( Ig) in 134 cases of nephrosis. 本文报道了71例急性肾小球肾炎(AGN)血清循环免疫复合物(CIC)及134例肾脏病血清补体(C3)和免疫球蛋白(Ig)的测定结果。