title: [Uretral carcinosarcoma. Case report].
abstract: OBJECTIVE
  Carcinosarcoma is a neoplasia with malignant epithelial and mesenchymal differentiation. Carcinosarcoma of the urinary tract is a rare neoplasm. It is an extremely rare entity in the ureter.
  
  
  RESULTS
  We report one case of carcinosarcoma arising from the ureter in a 69-year-old male patient who underwent total ureterectomy.
  
  
  CONCLUSIONS
  Carcinosarcomais a malignant neoplasia associated with poor prognosis, probably resulting from the advanced stage at diagnosis.
authors.affiliation: Servicio de Anatomía Patológica, Hospital Infanta Elena, Huelva, España. clarab@andaluciajunta.es
authors.forename: Concepción
authors.initials: C
authors.lastname: Lara
authors.forename: Pilar
authors.initials: P
authors.lastname: Jurado
authors.forename: Virginia
authors.initials: V
authors.lastname: Porras
mesh_terms: D000368:Aged; D002296:Carcinosarcoma / Q000175:diagnosis*; D006801:Humans; D008297:Male; D014516:Ureteral Neoplasms / Q000175:diagnosis*