Cystic nephroblastoma--a benign variant of Wilms' tumor.
D002454:Cell Differentiation; D006801:Humans; D007223:Infant; D007680:Kidney Neoplasms / Q000175:diagnosis / Q000473:pathology*; D008297:Male; D011379:Prognosis; D009396:Wilms Tumor / Q000175:diagnosis / Q000473:pathology*