has modifier kidney cancer childhood multilocular cystic kidney neoplasm childhood kidney Wilms tumor cystic partially differentiated nephroblastoma A variant of Wilms tumor of the kidney characterized by the presence of cystic spaces separated by septa. The septa contain immature epithelial cells, immature stromal cells, and blastema cells. Surgical resection is usually curative. DOID:7571 ICDO:8959/1 ICDO:8959/3 MONDO:0030604 NCIT:C6897 UMLS:C1266139 cystic partially differentiated nephroblastoma malignant cystic nephroma malignant multilocular cystic nephroma cystic