title: [Malignant fibrous histiocytoma of the orbit as second tumor in a case of bilateral retinoblastoma].
abstract: The case of a 30 months-old child with malignant fibrous histiocytoma of the left orbit diagnosed 18 months after treatment with external beam radiotherapy for bilateral retinoblastoma is presented. The clinical and histological characteristics of malignant fibrous histiocytoma and its relation as a second malignant tumor in patients affected with retinoblastoma are analyzed.
authors.affiliation: Departamento de Oftalmología, Clínica Universitaria, Universidad de Navarra, Pamplona, España.
authors.forename: F
authors.initials: F
authors.lastname: Escobar-Cuartas
authors.forename: F
authors.initials: F
authors.lastname: Antillón-Klüssmann
authors.forename: M
authors.initials: M
authors.lastname: Alvarez-Morujo-Suárez
authors.forename: G
authors.initials: G
authors.lastname: Feito-Contreras
authors.forename: D
authors.initials: D
authors.lastname: Lozano-Escario
authors.forename: L
authors.initials: L
authors.lastname: Sierrasesúmaga-Ariznavarreta
mesh_terms: D018219:Histiocytoma, Benign Fibrous / Q000628:therapy; D006801:Humans; D007223:Infant; D008297:Male; D009378:Neoplasms, Multiple Primary / Q000628:therapy; D009918:Orbital Neoplasms / Q000628:therapy; D012175:Retinoblastoma / Q000628:therapy
vernacular_title: Histiocitoma fibroso maligno de la órbita como segundo tumor en un caso de retinoblastoma bilateral.