title: Radiologic approach to retroperitoneal tumors.
mesh_terms: D000310:Adrenal Gland Neoplasms / Q000000981:diagnostic imaging; D000328:Adult; D000792:Angiography; D001027:Aortography; D001164:Arteriovenous Fistula / Q000000981:diagnostic imaging; D002648:Child; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007674:Kidney Diseases / Q000000981:diagnostic imaging; D052177:Kidney Diseases, Cystic / Q000000981:diagnostic imaging; D007680:Kidney Neoplasms / Q000000981:diagnostic imaging; D008297:Male; D008875:Middle Aged; D010673:Pheochromocytoma / Q000000981:diagnostic imaging; D012186:Retroperitoneal Neoplasms / Q000000981:diagnostic imaging*; D014054:Tomography; D014567:Urography