Urothelial implantation of Wilms' tumors.
D002675:Child, Preschool; D006801:Humans; D008297:Male; D009362:Neoplasm Metastasis; D009392:Nephrectomy; D011183:Postoperative Complications; D014523:Urethral Neoplasms / Q000209:etiology* / Q000473:pathology; D014567:Urography; D009396:Wilms Tumor / Q000473:pathology / Q000601:surgery*