title: Ectopic multicystic kidney with hydronephrosis in a 7-year-old boy.
mesh_terms: D002648:Child; D004775:Enuresis / Q000209:etiology; D006801:Humans; D006869:Hydronephrosis / Q000209:etiology*; D007668:Kidney / Q000002:abnormalities*; D008297:Male; D009392:Nephrectomy; D007690:Polycystic Kidney Diseases / Q000150:complications* / Q000175:diagnosis; D011877:Radionuclide Imaging; D014567:Urography