title: [Osteoblastic differentiation in primary renal tumor: a rare histologic finding].
abstract: Presentation of one case of renal carcinoma which interest lies in the osteoblastic differentiation presented by the sarcomatoid component. The rarity of this tumour type in major series of sarcomatoid renal carcinomas published is emphasized. Also, a description of its most relevant singularities is made.
authors.affiliation: Servicio de Urología, Hospital del Insalud, Soria.
authors.forename: C
authors.initials: C
authors.lastname: Guinda Sevillano
authors.forename: J
authors.initials: J
authors.lastname: Fernández Rosáenz
authors.forename: F
authors.initials: F
authors.lastname: Arnáiz Esteban
authors.forename: J A
authors.initials: JA
authors.lastname: Pérez Arbej
authors.forename: E
authors.initials: E
authors.lastname: Martínez Pérez
authors.forename: M A
authors.initials: MA
authors.lastname: Nogueras Gimeno
authors.forename: R
authors.initials: R
authors.lastname: Espuela Orgaz
authors.forename: J
authors.initials: J
authors.lastname: Alfaro Torres
mesh_terms: D000368:Aged; D002292:Carcinoma, Renal Cell / Q000473:pathology*; D006801:Humans; D007680:Kidney Neoplasms / Q000473:pathology*; D008297:Male; D010006:Osteoblasts / Q000473:pathology
vernacular_title: Diferenciación osteoblástica en tumor renal primario: una rareza histológica.