Multicenter, Phase 1, Dose Escalation Study of Hypofractionated Stereotactic Radiation Therapy With Bevacizumab for Recurrent Glioblastoma and Anaplastic Astrocytoma
Clarke J, Neil E, Terziev R, Gutin P, Barani I, Kaley T, Lassman AB, Chan TA, Yamada J, DeAngelis L, Ballangrud A, Young R, Panageas KS, Beal K, Omuro A. Multicenter, Phase 1, Dose Escalation Study of Hypofractionated Stereotactic Radiation Therapy With Bevacizumab for Recurrent Glioblastoma and Anaplastic Astrocytoma. International Journal Of Radiation Oncology • Biology • Physics 2017, 99: 797-804. PMID: 28870792, PMCID: PMC5654655, DOI: 10.1016/j.ijrobp.2017.06.2466.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngiogenesis InhibitorsAstrocytomaBevacizumabBrainBrain NeoplasmsFemaleGlioblastomaHumansIntention to Treat AnalysisKarnofsky Performance StatusMaleMaximum Tolerated DoseMiddle AgedNeoplasm Recurrence, LocalOrgans at RiskProspective StudiesRadiation Dose HypofractionationRadiosurgeryRe-IrradiationTumor BurdenConceptsRecurrent high-grade gliomaDose-limiting toxicityHigh-grade gliomasStereotactic reirradiationHypofractionated Stereotactic Radiation TherapyCorpus callosum involvementDose level cohortsGrade 3 fatigueMedian overall survivalKarnofsky performance statusDose-escalation studyTreatment-related effectsBiological equivalent doseStereotactic radiation therapyWarrants further investigationAbsence of brainstemDose-escalation trial designBevacizumab dosesCallosum involvementConcomitant bevacizumabSymptomatic radionecrosisEscalation studyOverall survivalPerformance statusResected specimens