title: [Echography in the diagnosis of perirenal and pararenal masses].
mesh_terms: D003560:Cysts / Q000175:diagnosis*; D006406:Hematoma / Q000175:diagnosis*; D006801:Humans; D007674:Kidney Diseases / Q000175:diagnosis*; D007680:Kidney Neoplasms / Q000175:diagnosis; D012186:Retroperitoneal Neoplasms / Q000175:diagnosis*; D014463:Ultrasonography
vernacular_title: L'ecografia nella diagnosi delle masse peri e pararenali.