2021
Comparison of radiomic feature aggregation methods for patients with multiple tumors
Chang E, Joel MZ, Chang HY, Du J, Khanna O, Omuro A, Chiang V, Aneja S. Comparison of radiomic feature aggregation methods for patients with multiple tumors. Scientific Reports 2021, 11: 9758. PMID: 33963236, PMCID: PMC8105371, DOI: 10.1038/s41598-021-89114-6.Peer-Reviewed Original ResearchConceptsCox proportional hazards modelCox proportional hazardsProportional hazards modelBrain metastasesRadiomic featuresHazards modelProportional hazardsStandard Cox proportional hazards modelMultifocal brain metastasesMultiple brain metastasesNumber of patientsPatient-level outcomesHigher concordance indexRadiomic feature analysisRandom survival forest modelSurvival modelsDifferent tumor volumesMultifocal tumorsCancer outcomesMultiple tumorsMetastatic cancerConcordance indexTumor volumePatientsTumor types
2017
Management of Brain Metastases in Tyrosine Kinase Inhibitor–Naïve Epidermal Growth Factor Receptor–Mutant Non–Small-Cell Lung Cancer: A Retrospective Multi-Institutional Analysis
Magnuson WJ, Lester-Coll NH, Wu AJ, Yang TJ, Lockney NA, Gerber NK, Beal K, Amini A, Patil T, Kavanagh BD, Camidge DR, Braunstein SE, Boreta LC, Balasubramanian SK, Ahluwalia MS, Rana NG, Attia A, Gettinger SN, Contessa JN, Yu JB, Chiang VL. Management of Brain Metastases in Tyrosine Kinase Inhibitor–Naïve Epidermal Growth Factor Receptor–Mutant Non–Small-Cell Lung Cancer: A Retrospective Multi-Institutional Analysis. Journal Of Clinical Oncology 2017, 35: jco.2016.69.714. PMID: 28113019, DOI: 10.1200/jco.2016.69.7144.Peer-Reviewed Original ResearchMeSH KeywordsAgedAntineoplastic AgentsBrain NeoplasmsCarcinoma, Non-Small-Cell LungCombined Modality TherapyCranial IrradiationDisease-Free SurvivalErbB ReceptorsErlotinib HydrochlorideFemaleHumansLung NeoplasmsMaleMiddle AgedProtein Kinase InhibitorsRadiosurgeryRetrospective StudiesSalvage TherapySurvival RateConceptsWhole brain radiotherapyMulti-institutional analysisEGFR-mutant NSCLCBrain metastasesEGFR-TKIStereotactic radiosurgeryTyrosine kinase inhibitorsOverall survivalEpidermal growth factor receptorGrowth factor receptorIntracranial progressionLung cancerMutant non-small cell lung cancerEGFR-TKI resistance mutationNon-small cell lung cancerIntracranial progression-free survivalRetrospective multi-institutional analysisDeferral of radiotherapyEGFR-TKI useSimilar prognostic featuresUpfront EGFR-TKIProgression-free survivalFactor receptorInferior overall survivalCell lung cancer
2015
Extended Survival and Prognostic Factors for Patients With ALK-Rearranged Non–Small-Cell Lung Cancer and Brain Metastasis
Johung KL, Yeh N, Desai NB, Williams TM, Lautenschlaeger T, Arvold ND, Ning MS, Attia A, Lovly CM, Goldberg S, Beal K, Yu JB, Kavanagh BD, Chiang VL, Camidge DR, Contessa JN. Extended Survival and Prognostic Factors for Patients With ALK-Rearranged Non–Small-Cell Lung Cancer and Brain Metastasis. Journal Of Clinical Oncology 2015, 34: 123-129. PMID: 26438117, PMCID: PMC5070549, DOI: 10.1200/jco.2015.62.0138.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAnaplastic Lymphoma KinaseAntineoplastic AgentsBrain NeoplasmsCarbazolesCarcinoma, Non-Small-Cell LungCranial IrradiationCrizotinibDisease-Free SurvivalFemaleFollow-Up StudiesGene RearrangementHumansKaplan-Meier EstimateKarnofsky Performance StatusLung NeoplasmsMaleMiddle AgedMolecular Targeted TherapyNeoplasm StagingPiperidinesPrognosisProtein Kinase InhibitorsProtein-Tyrosine KinasesPyrazolesPyridinesPyrimidinesRadiosurgeryReceptor Protein-Tyrosine KinasesRisk AssessmentRisk FactorsSmokingSulfonesConceptsIntracranial progression-free survivalBrain metastasesProgression-free survivalPrognostic factorsLung cancerMedian intracranial progression-free survivalNon-small cell lung cancerTyrosine kinase inhibitor therapyProgressive brain metastasesRefinement of prognosisKarnofsky performance scorePercent of patientsClinical prognostic factorsPopulation of patientsSingle brain metastasisCell lung cancerKinase inhibitor therapyCox proportional hazardsMulti-institutional studyMedian OSExtracranial metastasesImproved survivalInhibitor therapyInitial treatmentMultivariable analysis
2014
Gamma Knife Radiosurgery for Cerebellopontine Angle Meningiomas: A Multicenter Study
Ding D, Starke RM, Kano H, Nakaji P, Barnett GH, Mathieu D, Chiang V, Omay SB, Hess J, McBride HL, Honea N, Lee JY, Rahmathulla G, Evanoff WA, Alonso-Basanta M, Lunsford LD, Sheehan JP. Gamma Knife Radiosurgery for Cerebellopontine Angle Meningiomas: A Multicenter Study. Neurosurgery 2014, 75: 398-408. PMID: 24991710, DOI: 10.1227/neu.0000000000000480.Peer-Reviewed Original ResearchConceptsGamma knife radiosurgeryCerebellopontine angle meningiomaNeurological deteriorationCPA meningiomasKnife radiosurgeryNorth American Gamma Knife ConsortiumSymptomatic adverse radiation effectsTumor progressionLower maximal dosePermanent neurological deteriorationCommon presenting symptomInitial surgical resectionMulticenter cohort studyOutcomes of patientsProgression-free survivalSignificant neurological morbidityMedian tumor volumeAdverse radiation effectsMultivariate regression analysisAdjuvant treatmentNeurological morbidityPresenting symptomCohort studyMost patientsSurgical resectionStereotactic radiosurgery of petroclival meningiomas: a multicenter study
Starke R, Kano H, Ding D, Nakaji P, Barnett GH, Mathieu D, Chiang V, Yu JB, Hess J, McBride HL, Honea N, Lee JY, Rahmathulla G, Evanoff WA, Alonso-Basanta M, Lunsford LD, Sheehan JP. Stereotactic radiosurgery of petroclival meningiomas: a multicenter study. Journal Of Neuro-Oncology 2014, 119: 169-176. PMID: 24821284, DOI: 10.1007/s11060-014-1470-x.Peer-Reviewed Original ResearchConceptsGamma knife radiosurgeryPetroclival meningiomasMulticenter studyFavorable outcomeTumor volumeActuarial progression-free survival ratesNorth American Gamma Knife ConsortiumProgression-free survival ratesFree survival ratePrimary treatment modalityProgression of symptomsSmaller tumor volumeComplete microsurgical resectionNeurological preservationUpfront radiosurgeryPrior radiotherapyMost patientsMicrosurgical resectionSignificant morbidityNeurological functionMaximal doseTumor controlTreatment modalitiesKnife radiosurgeryFemale gender
2013
Gamma Knife radiosurgery for the management of nonfunctioning pituitary adenomas: a multicenter study.
Sheehan JP, Starke RM, Mathieu D, Young B, Sneed PK, Chiang VL, Lee JY, Kano H, Park KJ, Niranjan A, Kondziolka D, Barnett GH, Rush S, Golfinos JG, Lunsford LD. Gamma Knife radiosurgery for the management of nonfunctioning pituitary adenomas: a multicenter study. Journal Of Neurosurgery 2013, 119: 446-56. PMID: 23621595, DOI: 10.3171/2013.3.jns12766.Peer-Reviewed Original ResearchConceptsPrior radiation therapyPituitary adenomasTumor controlNonfunctional pituitary adenomasNerve dysfunctionRadiation therapyNorth American Gamma Knife ConsortiumActuarial tumor controlDegree of hypopituitarismMulticenter patient populationTime of radiosurgeryCranial nerve deficitsPercent of patientsCranial nerve functionOptic nerve dysfunctionCranial nerve dysfunctionGamma Knife surgeryManagement of patientsOverall tumor controlGamma knife radiosurgeryExternal beam radiotherapyProgressive cranial nerve deficitsCommon intracranial neoplasmsDelayed hypopituitarismMargin doses
2012
Radiosurgery for melanoma brain metastases in the ipilimumab era and the possibility of longer survival.
Knisely JP, Yu JB, Flanigan J, Sznol M, Kluger HM, Chiang VL. Radiosurgery for melanoma brain metastases in the ipilimumab era and the possibility of longer survival. Journal Of Neurosurgery 2012, 117: 227-33. PMID: 22702482, PMCID: PMC6098938, DOI: 10.3171/2012.5.jns111929.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAntibodies, MonoclonalAntineoplastic AgentsBrain NeoplasmsCombined Modality TherapyCompassionate Use TrialsDisease-Free SurvivalFemaleHumansIpilimumabMaleMelanomaMiddle AgedNeoplasm StagingPrognosisProportional Hazards ModelsRadiosurgeryRetreatmentRetrospective StudiesConceptsMelanoma brain metastasesBrain metastasesPerformance statusMedian survivalDiagnosis-Specific Graded Prognostic Assessment (DS-GPA) scoreInstitutional review board-approved chart reviewSurvival rateGraded Prognostic Assessment scoreBrain metastasis diagnosisPrognostic assessment scoreSurvival of patientsNumber of metastasesDS-GPA scoreRadiation therapy usePrimary disease locationBrain oligometastasesIpilimumab groupIpilimumab useSalvage WBRTChart reviewOverall survivalPatient ageSystemic therapyTherapy useClinical variables