肾小球肾炎简称肾炎,是以双侧肾脏肾小球病,变为主的一种肾的变态反应疾病。具有少尿、血尿、蛋白尿、水肿、常伴高血压、肾功能损伤等临床表现。从发病机制上可分为抗肾小球基底膜性肾炎和免疫复合物性肾炎二型。根据临床表现可分为急性肾炎、急进性肾炎、慢性肾炎和隐匿性肾炎。 Glomerulonephritis referred to as nephritis, is based on bilateral renal glomerular disease, a predominant change in the kidney allergic diseases. With oliguria, hematuria, proteinuria, edema, often accompanied by hypertension, renal damage and other clinical manifestations. From the pathogenesis can be divided into anti-glomerular basement membrane nephritis and immune complex nephritis type II. According to clinical manifestations can be divided into acute nephritis, acute nephritis, chronic nephritis and occult nephritis.