text: 但通常可归为三大类：第一类是肾实质以充血、水肿为主，包括急性肾小球肾炎、肾病综合征以及狼疮肾；第二类是以结缔组织增生为主，包括慢性肾小球肾炎、肾盂肾炎、肾淀粉样变、肾中毒以及狼疮肾；第三类是肾实质萎缩、纤维化，包括慢性肾小球肾炎、肾盂肾炎、肾硬化、高血压病晚期以及肾动脉狭窄。
entities.entity: 肾实质
entities.label: bod
entities.entity: 充血
entities.label: sym
entities.entity: 水肿
entities.label: sym
entities.entity: 肾小球肾炎
entities.label: dis
entities.entity: 肾病综合征
entities.label: dis
entities.entity: 狼疮肾
entities.label: dis
entities.entity: 结缔组织增生
entities.label: sym
entities.entity: 慢性肾小球肾炎
entities.label: dis
entities.entity: 肾盂肾炎
entities.label: dis
entities.entity: 肾淀粉样变
entities.label: dis
entities.entity: 肾中毒
entities.label: dis
entities.entity: 狼疮肾
entities.label: dis
entities.entity: 肾实质萎缩、纤维化
entities.label: sym
entities.entity: 慢性肾小球肾炎
entities.label: dis
entities.entity: 肾盂肾炎
entities.label: dis
entities.entity: 肾硬化
entities.label: dis
entities.entity: 高血压病晚期
entities.label: dis
entities.entity: 肾动脉狭窄
entities.label: dis