title: Idiopathic cervical and retroperitoneal fibrosis: report of a case treated with steroids.
abstract: Retroperitoneal fibrosis in a 12-year-old boy is reported. This was associated with a fibrotic mass in the neck which resolved spontaneously. Right-sided ureteric obstruction responded to treatment with steroids.
mesh_terms: D001706:Biopsy; D002648:Child; D006801:Humans; D008297:Male; D009333:Neck / Q000473:pathology; D011241:Prednisone / Q000627:therapeutic use; D012185:Retroperitoneal Fibrosis / Q000150:complications / Q000473:pathology / Q000628:therapy; D014517:Ureteral Obstruction / Q000209:etiology
chemical_list: D011241:Prednisone