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髓质海绵肾(medullary sponge kidney,MSK)是一种以肾锥体的集合管先天性扩张为特征的先天发育性肾髓质囊性病变,是常染色体隐性遗传,也有显性遗传,有家族性,也有散发病例。患肾的肾髓质锥体部顶端肾乳头末梢集合管呈梭形或小囊状扩张,位于肾盏
Medullary sponge kidney (MSK) is a congenital and developmental renal medullary cystic lesion characterized by congenital dilatation of the collecting duct of the renal pyramids. It is autosomal recessive and dominantly inherited. There are Familial, but also sporadic cases. Suffering from renal medulla cone distal aponeurosis tip collection tube spindle or small cystic dilatation, located in the calyx