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Evaluation of linear accelerator (LINAC)-based stereotactic radiosurgery (SRS) for cerebral cavernous malformations: a 15-year single-center experience.
Sager, Omer; Beyzadeoglu, Murat; Dincoglan, Ferrat; Uysal, Bora; Gamsiz, Hakan; Demiral, Selcuk; Oysul, Kaan; Dirican, Bahar; Sirin, Sait.
Afiliación
  • Sager O; Dr. Omer Sager, Department of Radiation Oncology,, Gulhane Military Medical Academy and Medical Faculty,, Ankara 06018, Turkey, T: +903123044683, F: +903123044680, omersager@gmail.com.
Ann Saudi Med ; 34(1): 54-8, 2014.
Article en En | MEDLINE | ID: mdl-24658554
BACKGROUND AND OBJECTIVES: Surgery is the principal treatment for safely accessible hemorrhagic and symptomatic cavernous malformations. Nevertheless, the role of linear accelerator (LINAC)-based stereotactic radiosurgery (SRS) in the management of high-risk, symptomatic cavernoma lesions warrants further refinement. In this study, we evaluate the use of LINAC-based SRS for cerebral cavernous malformations (CMs) and report our 15-year single-center experience. DESIGN AND SETTINGS: A retrospective study from the Department of Radiation Oncology and the Department of Neurosurgery at Gulhane Military Medical Academy and Medical Faculty, Ankara from April 1998 to June 2013. PATIENTS AND METHODS: Fifty-two patients (22 females and 30 males) with cerebral CM referred to our department underwent high-precision single-dose SRS using a LINAC with 6-MV photons. All patients had at least 1 bleeding episode prior to radiosurgery along with related symptoms. Median dose prescribed to the 85% to 95% isodose line encompassing the target volume was 15 Gy (range, 10-20). RESULTS: Out of the total 52 patients, follow-up data were available for 47 patients (90.4%). Median age was 35 years (range, 19-63). Median follow-up time was 5.17 years (range, 0.08-9.5) after SRS. Three hemorrhages were identified in the post-SRS period. Statistically significant decrease was observed in the annual hemorrhage rate after radiosurgical treatment (pre-SRS 39% vs post-SRS 1.21, P < .0001). Overall, there were no radiosurgery-related complications resulting in mortality. CONCLUSION: LINAC-based SRS may be considered as a treatment option for high-risk, symptomatic cerebral CM of selected patients with prior bleeding from lesions located at surgically inaccessible or eloquent brain areas.
Asunto(s)

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Radiocirugia / Hemangioma Cavernoso del Sistema Nervioso Central Tipo de estudio: Etiology_studies / Evaluation_studies / Observational_studies / Prognostic_studies / Risk_factors_studies Límite: Adult / Female / Humans / Male / Middle aged Idioma: En Revista: Ann Saudi Med Asunto de la revista: MEDICINA Año: 2014 Tipo del documento: Article Pais de publicación: Arabia Saudita

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Radiocirugia / Hemangioma Cavernoso del Sistema Nervioso Central Tipo de estudio: Etiology_studies / Evaluation_studies / Observational_studies / Prognostic_studies / Risk_factors_studies Límite: Adult / Female / Humans / Male / Middle aged Idioma: En Revista: Ann Saudi Med Asunto de la revista: MEDICINA Año: 2014 Tipo del documento: Article Pais de publicación: Arabia Saudita