title: [A case of idiopathic retroperitoneal fibrosis associated with localized swelling and pain on bilateral lower legs].
mesh_terms: D005260:Female; D006801:Humans; D007866:Leg; D008875:Middle Aged; D010146:Pain / Q000209:etiology*; D011239:Prednisolone / Q000627:therapeutic use; D012185:Retroperitoneal Fibrosis / Q000150:complications / Q000175:diagnosis* / Q000628:therapy; D014513:Ureter / Q000601:surgery
chemical_list: D011239:Prednisolone