2018
Multi-institutional competing risks analysis of distant brain failure and salvage patterns after upfront radiosurgery without whole brain radiotherapy for brain metastasis
McTyre E, Ayala-Peacock D, Contessa J, Corso C, Chiang V, Chung C, Fiveash J, Ahluwalia M, Kotecha R, Chao S, Attia A, Henson A, Hepel J, Braunstein S, Chan M. Multi-institutional competing risks analysis of distant brain failure and salvage patterns after upfront radiosurgery without whole brain radiotherapy for brain metastasis. Annals Of Oncology 2018, 29: 497-503. PMID: 29161348, DOI: 10.1093/annonc/mdx740.Peer-Reviewed Original ResearchConceptsDistant brain failureWhole brain radiotherapyUpfront stereotactic radiosurgerySalvage whole brain radiotherapySalvage stereotactic radiosurgeryBrain metastasesStereotactic radiosurgerySystemic diseaseMultivariate analysisBrain radiotherapyBrain failureDecreased hazardMelanoma histologyProgressive systemic diseaseWidespread systemic diseaseSystemic disease statusLower KPSSRS doseUpfront radiosurgeryIncreased hazardCompeting Risk AnalysisEarly deathAcademic centersPatientsMetastasis
2015
Post-radiosurgical edema associated with parasagittal and parafalcine meningiomas: a multicenter study
Sheehan JP, Cohen-Inbar O, Ruangkanchanasetr R, Bulent Omay S, Hess J, Chiang V, Iorio-Morin C, Alonso-Basanta M, Mathieu D, Grills IS, Lee JY, Lee CC, Dade Lunsford L. Post-radiosurgical edema associated with parasagittal and parafalcine meningiomas: a multicenter study. Journal Of Neuro-Oncology 2015, 125: 317-324. PMID: 26329323, DOI: 10.1007/s11060-015-1911-1.Peer-Reviewed Original ResearchConceptsStereotactic radiosurgeryParafalcine meningiomaTumor controlTumor volumeInternational Gamma Knife Research FoundationPost-surgical residual tumorAdjuvant stereotactic radiosurgeryRetrospective multicenter reviewTumor volume controlUpfront stereotactic radiosurgeryVenous sinus compressionMedian marginal doseMedian tumor volumeSubset of patientsLong-term followPeri-tumoral edemaExtent of edemaVenous sinus invasionMedian followMarginal doseMulticenter reviewPrognostic factorsSinus compressionResidual tumorMulticenter studyGamma Knife radiosurgery for facial nerve schwannomas: a multicenter study.
Sheehan JP, Kano H, Xu Z, Chiang V, Mathieu D, Chao S, Akpinar B, Lee JY, Yu JB, Hess J, Wu HM, Chung WY, Pierce J, Missios S, Kondziolka D, Alonso-Basanta M, Barnett GH, Lunsford LD. Gamma Knife radiosurgery for facial nerve schwannomas: a multicenter study. Journal Of Neurosurgery 2015, 123: 387-94. PMID: 25955875, DOI: 10.3171/2014.11.jns141160.Peer-Reviewed Original ResearchConceptsFacial nerve schwannomaFacial nerve functionNorth American Gamma Knife ConsortiumHouse-Brackmann scoreStereotactic radiosurgeryNerve functionTumor controlNeurological preservationMargin doseMedian ageNerve schwannomaPreoperative facial nerve functionNormal facial nerve functionResidual/recurrent tumorActuarial tumor controlEffective salvage treatmentMean margin dosePermanent neurological symptomsTumor margin doseUpfront stereotactic radiosurgeryPatients' median ageMean tumor volumeTreatment of choiceGamma knife radiosurgeryRare intracranial tumors