title: Malignant giant cell tumor of the skull base originating from clivus and sphenoid bone.
abstract: We present a case report of a giant cell tumor located in the skull base orginating from clivus and sphenoid bone treated by surgery and external beam radiotherapy (EBRT).
authors.affiliation: Faculty of Medicine, Department of Radiation Oncology, Hacettepe University, and Department of Neurosurgery, Guven Hospital, Ankara, Turkey.
authors.forename: Faruk
authors.initials: F
authors.lastname: Zorlu
authors.forename: Ugur
authors.initials: U
authors.lastname: Selek
authors.forename: Figen
authors.initials: F
authors.lastname: Soylemezoglu
authors.forename: Kamil
authors.initials: K
authors.lastname: Oge
mesh_terms: D000293:Adolescent; D003388:Cranial Fossa, Posterior / Q000473:pathology*; D005260:Female; D005870:Giant Cell Tumors / Q000473:pathology* / Q000532:radiotherapy / Q000601:surgery; D006801:Humans; D008279:Magnetic Resonance Imaging; D019635:Neurosurgical Procedures; D019292:Skull Base Neoplasms / Q000473:pathology* / Q000532:radiotherapy / Q000601:surgery; D013100:Sphenoid Bone / Q000473:pathology* / Q000601:surgery