作者给39例临床上有血尿、蛋白尿或肾功能障碍的类风湿性关节炎患者进行了肾脏活检,发现28%的病例有轻度系膜肾小球病变,几乎所有病人在系膜部位,尤其是肾小球基底膜与系膜细胞之间有免疫球蛋白和补体的沉积.这些有系膜肾小球病变患者的临床表现均很轻,如仅有轻度蛋白尿或无症状的镜下血尿等,并不构成 The authors performed kidney biopsies on 39 patients with rheumatoid arthritis clinically having hematuria, proteinuria or renal dysfunction and found that mild mesangial glomerular lesions were present in 28% of cases, with almost all of the patients at the mesangial site, Especially glomerular basement membrane and mesangial cells between the immunoglobulin and complement deposition in these patients with mesangial glomerular disease clinical manifestations are very mild, such as only mild proteinuria or asymptomatic mirror Lower hematuria, etc., does not constitute