确诊链球菌感染后无蛋白尿性急性肾小球肾炎, 除有肾炎的临床表现外,尚需具备以下两个条件:(1) 细菌学及/或血清学的证据,表明在发病前1～3周曾有过乙型溶血性链球菌感染;(2) 组织学表现为急性弥漫性肾小球损害。此种类型的肾炎,在细菌学,血清学、组织学以及临床表现上,除无蛋白尿外,均与典型者无异。无蛋白尿的确切原因目前尚不清楚。作者复习文献所见的病例报告中,仅有10例无蛋白尿性肾炎符合此诊断标准。 No proteinuria after confirmed streptococcal infection of acute glomerulonephritis, in addition to the clinical manifestations of nephritis, the need to have the following two conditions: (1) bacteriological and / or serological evidence that in the pre-onset 1 ~ 3 weeks have had hemolytic streptococcus B; (2) histological manifestations of acute diffuse glomerular damage. This type of nephritis, in bacteriological, serological, histological and clinical manifestations, with no proteinuria, are no different from the typical. The exact cause of proteinuria is not clear. The authors review the case reports seen in the literature, only 10 cases of proteinuric nephritis meet this diagnostic criteria.