2023
Local Control and Survival Outcomes After Stereotactic Radiosurgery for Brain Metastases From Gastrointestinal Primaries: An International Multicenter Analysis
Singh R, Bowden G, Mathieu D, Perlow H, Palmer J, Elhamdani S, Shepard M, Liang Y, Nabeel A, Reda W, Tawadros S, Abdelkarim K, El-Shehaby A, Emad R, Elazzazi A, Warnick R, Gozal Y, Daly M, McShane B, Addis-Jackson M, Karthikeyan G, Smith S, Picozzi P, Franzini A, Kaisman-Elbaz T, Yang H, Wei Z, Legarreta A, Hess J, Templeton K, Pikis S, Mantziaris G, Simonova G, Liscak R, Peker S, Samanci Y, Chiang V, Niranjan A, Kersh C, Lee C, Trifiletti D, Lunsford L, Sheehan J. Local Control and Survival Outcomes After Stereotactic Radiosurgery for Brain Metastases From Gastrointestinal Primaries: An International Multicenter Analysis. Neurosurgery 2023, 93: 592-598. PMID: 36942965, DOI: 10.1227/neu.0000000000002456.Peer-Reviewed Original ResearchConceptsKarnofsky performance statusStereotactic radiosurgeryOverall survivalBrain metastasesUnivariate analysisLocal controlGI primaryExtracranial metastasesPrognostic factorsBrain metastases treated with stereotactic radiosurgeryAssociated with inferior LCAssociated with inferior OSMedian Karnofsky performance statusEvaluate potential prognostic factorsInternational multicenter analysisPlanning target volumePotential prognostic factorsKaplan-Meier analysisOne-yearProportional hazards modelInferior LCInferior OSOS ratesLC ratesGastrointestinal primary
2022
Factors associated with progression and mortality among patients undergoing stereotactic radiosurgery for intracranial metastasis: results from a national real-world registry.
Alvi MA, Asher AL, Michalopoulos GD, Grills IS, Warnick RE, McInerney J, Chiang VL, Attia A, Timmerman R, Chang E, Kavanagh BD, Andrews DW, Walter K, Bydon M, Sheehan JP. Factors associated with progression and mortality among patients undergoing stereotactic radiosurgery for intracranial metastasis: results from a national real-world registry. Journal Of Neurosurgery 2022, 137: 985-998. PMID: 35171833, DOI: 10.3171/2021.10.jns211410.Peer-Reviewed Original ResearchMultivariable Cox proportional hazards analysisCox proportional hazards analysisAdministration of immunotherapyProportional hazards analysisStereotactic radiosurgeryIntracranial metastatic lesionsMetastatic lesionsOverall progressionLesion responseInitial stereotactic radiosurgeryMultifraction stereotactic radiosurgeryProgressive intracranial diseaseNeuro-Oncology criteriaOutcomes of patientsReal-world registryResponse Evaluation CriteriaGood local controlIntracranial metastatic diseaseKaplan-Meier analysisCommon primary tumorHazard of progressionLarger lesion sizeSingle-fraction treatmentLesion regressionMedian survival
2019
A Proposed Grading Scale for Predicting Outcomes After Stereotactic Radiosurgery for Dural Arteriovenous Fistulas
Mohammed N, Hung YC, Chen CJ, Xu Z, Schlesinger D, Kano H, Chiang V, Hess J, Lee J, Mathieu D, Kaufmann AM, Grills IS, Cifarelli CP, Vargo JA, Chytka T, Janouskova L, Feliciano CE, Mercado RR, Lunsford LD, Sheehan JP. A Proposed Grading Scale for Predicting Outcomes After Stereotactic Radiosurgery for Dural Arteriovenous Fistulas. Neurosurgery 2019, 87: 247-255. PMID: 31584074, PMCID: PMC7528658, DOI: 10.1093/neuros/nyz401.Peer-Reviewed Original ResearchConceptsDural arteriovenous fistulaCranial dural arteriovenous fistulasCortical venous refluxFavorable outcomeStereotactic radiosurgeryGrading systemIntracerebral hemorrhageArteriovenous fistulaScoring systemGrading scaleKaplan-Meier analysisPrior intracerebral hemorrhageClass II patientsLogistic regression analysisPractical grading systemDAVF obliterationVenous refluxII patientsClinical parametersSinus locationPredicting OutcomeSystematic reviewClass IIIPatientsROC analysis
2014
Gamma Knife radiosurgery for sellar and parasellar meningiomas: a multicenter study.
Sheehan JP, Starke RM, Kano H, Kaufmann AM, Mathieu D, Zeiler FA, West M, Chao ST, Varma G, Chiang VL, Yu JB, McBride HL, Nakaji P, Youssef E, Honea N, Rush S, Kondziolka D, Lee JY, Bailey RL, Kunwar S, Petti P, Lunsford LD. Gamma Knife radiosurgery for sellar and parasellar meningiomas: a multicenter study. Journal Of Neurosurgery 2014, 120: 1268-77. PMID: 24678777, DOI: 10.3171/2014.2.jns13139.Peer-Reviewed Original ResearchConceptsGamma knife radiosurgeryPrior radiation therapyParasellar meningiomasSellar meningiomasKnife radiosurgeryRadiation therapyPrior surgeryMulticenter studyTumor controlTumor volumeActuarial progression-free survival ratesNorth American Gamma Knife ConsortiumTumor progressionProgression-free survival ratesCox multivariate regression analysisTumor margin doseNew neurological deficitsCranial nerve deficitsPrimary treatment modalityKaplan-Meier analysisCranial nerves VLarger tumor volumeConventional radiation therapyMonths of imagingMultivariate regression analysis
2011
Implications of Identifying Additional Cerebral Metastases during Gamma Knife Radiosurgery
Patel TR, Ozturk AK, Knisely JP, Chiang VL. Implications of Identifying Additional Cerebral Metastases during Gamma Knife Radiosurgery. International Journal Of Surgical Oncology 2011, 2012: 748284. PMID: 22312543, PMCID: PMC3265271, DOI: 10.1155/2012/748284.Peer-Reviewed Original ResearchMagnetic resonance imagingNumber of metastasesAdditional metastasesGamma knife radiosurgeryGK-SRSCerebral metastasesAdditional lesionsKnife radiosurgeryProgressive systemic diseaseTreatment magnetic resonance imagingKaplan-Meier analysisImportant prognostic informationMedian survivalRetrospective reviewIntracranial metastasesSystemic diseasePrognostic informationMetastasisPatientsResonance imagingLesionsRadiosurgeryMonthsDaysDisease