title: Congenital mesoblastic nephroma.
mesh_terms: D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D009396:Wilms Tumor / Q000151:congenital* / Q000473:pathology / Q000601:surgery