膜性肾病是引起成年人肾病综合征的常见原因,这是一种免疫复合物性肾病,其抗原种类繁多,其中肿瘤相关性抗原在老年人膜性肾病中占有重要地位。与膜性肾病相关的肿瘤以癌肿为最多见,其次是淋巴造血系统肿瘤,而良性肿瘤较为少见。现将本院收治的5例报道如下。 Membranous nephropathy is a common cause of nephrotic syndrome in adults. It is an immune complex nephropathy with a wide variety of antigens. Among them, tumor-associated antigen plays an important role in membranous nephropathy in the elderly. Cancer associated with membranous nephropathy is the most common tumor, followed by lymphatic hematopoietic system tumors, and benign tumors are rare. The five cases reported in our hospital are reported below.