一、急性肾炎综合征的概念依据1982年WHO临床症状分类,急性肾炎综合征(acute nephritic syndrome,ANS)是急性起病,以血尿、蛋白尿、高血压、肾小球滤过率下降以及水钠潴留为主要表现的一组疾病。表1所示的各种疾病均可表现为急性肾炎综合征。表1引起急性肾炎综合征的主要疾病原 First, the concept of acute nephritic syndrome According to the 1982 WHO classification of clinical symptoms, acute nephritic syndrome (acute nephritic syndrome, acute onset, hematuria, proteinuria, hypertension, decreased glomerular filtration rate and water Sodium retention as the main manifestation of a group of diseases. The various diseases shown in Table 1 can be manifested as acute nephritic syndrome. Table 1 causes the main nephritic syndrome disease