title: Retrovesical liposarcoma.
mesh_terms: D000328:Adult; D001466:Barium Sulfate; D001707:Biopsy, Needle; D003558:Cystoscopy; D004733:Enema; D006801:Humans; D008080:Liposarcoma / Q000150:complications / Q000000981:diagnostic imaging* / Q000473:pathology / Q000532:radiotherapy / Q000601:surgery; D008297:Male; D010386:Pelvic Neoplasms / Q000150:complications / Q000000981:diagnostic imaging* / Q000473:pathology / Q000532:radiotherapy / Q000601:surgery; D014555:Urination Disorders / Q000209:etiology; D014567:Urography
chemical_list: D001466:Barium Sulfate