【单选题】【消耗次数:1】
诊断IgA肾病必须具备以下哪点
光镜下肾穿刺组织表现为局灶增生
光镜下肾穿刺组织可以出现新月体
光镜下肾穿刺组织可以看到血管襻坏死
免疫可见到以IgA为主的沉积
系膜区可见电子致密物沉积
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