2023
Selected-Lesion Stereotactic Radiosurgery in Treatment of Patients with Multiple Brain Metastases: A Single Institution Retrospective Study
Mange A, Singh C, Theriault B, Hansen J, An Y, Aneja S, Chiang V. Selected-Lesion Stereotactic Radiosurgery in Treatment of Patients with Multiple Brain Metastases: A Single Institution Retrospective Study. International Journal Of Radiation Oncology • Biology • Physics 2023, 117: e135. DOI: 10.1016/j.ijrobp.2023.06.939.Peer-Reviewed Original ResearchMultiple brain metastasesBrain metastasesStereotactic radiosurgeryMedian KPSCommon indicationTumor characteristicsClinical trialsSRS treatmentSingle-institution retrospective studySubsequent-line treatmentMethods Clinical dataPatient selection criteriaTreatment of patientsSubset of lesionsNumber of lesionsDiagnosis of melanomaCNS progressionCNS radiationPrior WBRTOverall survivalPalliative treatmentPatient characteristicsProgressive diseaseImmunotherapy trialsSurvival groupLocal 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 primaryEfficacy of laser interstitial thermal therapy for biopsy-proven radiation necrosis in radiographically recurrent brain metastases
Chan M, Tatter S, Chiang V, Fecci P, Strowd R, Prabhu S, Hadjipanayis C, Kirkpatrick J, Sun D, Sinicrope K, Mohammadi A, Sevak P, Abram S, Kim A, Leuthardt E, Chao S, Phillips J, Lacroix M, Williams B, Placantonakis D, Silverman J, Baumgartner J, Piccioni D, Laxton A. Efficacy of laser interstitial thermal therapy for biopsy-proven radiation necrosis in radiographically recurrent brain metastases. Neuro-Oncology Advances 2023, 5: vdad031. PMID: 37114245, PMCID: PMC10129388, DOI: 10.1093/noajnl/vdad031.Peer-Reviewed Original ResearchLaser interstitial thermal therapyKarnofsky performance statusRadiation necrosisInterstitial thermal therapyBrain metastasesLocal controlMedian Karnofsky performance statusRecurrent brain metastasesMedian hospitalization timeLow patient morbidityLesional progressionMultivariable FineCumulative incidenceOverall survivalPerformance statusSymptom controlHospitalization timeSystemic therapyMedian timeNeurological deathSymptom managementKaplan-MeierPatient morbiditySeizure prevalenceUS Centers
2022
Multicenter analysis of stereotactic radiosurgery for multiple brain metastases from EGFR and ALK driven non-small cell lung cancer
Wandrey N, Gao D, Robin T, Contessa J, Singh C, Chiang V, Li J, Chen A, Wang Y, Sheehan J, Dutta S, Weiss S, Paly J, Rusthoven C. Multicenter analysis of stereotactic radiosurgery for multiple brain metastases from EGFR and ALK driven non-small cell lung cancer. Lung Cancer 2022, 176: 144-148. PMID: 36641932, PMCID: PMC10552603, DOI: 10.1016/j.lungcan.2022.11.019.Peer-Reviewed Original ResearchConceptsNon-small cell lung cancerOverall survivalCell lung cancerStereotactic radiosurgeryBrain metastasesMultivariable adjustmentMulticenter analysisLung cancerNext-generation tyrosine kinase inhibitorsSRS treatmentOnly negative prognostic factorWhole brain radiotherapyMedian overall survivalMultiple brain metastasesNegative prognostic factorFavorable overall survivalTyrosine kinase inhibitorsTreatment 1CNS progressionMulticenter outcomesMedian followPrognostic factorsFavorable prognosisCNS diseaseTreatment optionsStereotactic radiosurgery and local control of brain metastases from triple-negative breast cancer.
Kowalchuk R, Niranjan A, Hess J, Antonios J, Zhang M, Braunstein S, Ross R, Pikis S, Deibert C, Lee C, Yang H, Langlois A, Mathieu D, Peker S, Samanci Y, Rusthoven C, Chiang V, Wei Z, Lunsford L, Trifiletti D, Sheehan J. Stereotactic radiosurgery and local control of brain metastases from triple-negative breast cancer. Journal Of Neurosurgery 2022, 138: 1608-1614. PMID: 36433878, DOI: 10.3171/2022.10.jns221900.Peer-Reviewed Original ResearchTriple-negative breast cancerLocal tumor progressionStereotactic radiosurgeryBreast cancerOverall survivalMetastatic lesionsPerformance statusLocal controlTriple-negative breast cancer metastasisMedian Karnofsky performance statusTumor progressionWhole-brain radiation therapyFavorable performance statusMedian margin dosePrior stereotactic radiosurgerySymptomatic radiation necrosisKarnofsky performance statusIntracranial metastatic diseaseRetrospective chart reviewLocal tumor controlBreast cancer metastasisIntracranial metastatic lesionsMargin doseMultiinstitutional cohortBrain metastasesSURG-23. EFFICACY OF LASER INTERSTITIAL THERMAL THERAPY (LITT) FOR NEWLY DIAGNOSED AND RECURRENT IDH WILD-TYPE GLIOBLASTOMA
de Groot J, Kim A, Prabhu S, Rao G, Laxton A, Fecci P, O'Brien B, Sloan A, Chiang V, Tatter S, Mohammadi A, Placantonakis D, Strowd R, Chen C, Hadjipanayis C, Khasraw M, Sun D, Piccioni D, Sinicrope K, Campian J, Kurz S, Williams B, Smith K, Tovar-Spinoza Z, Leuthardt E. SURG-23. EFFICACY OF LASER INTERSTITIAL THERMAL THERAPY (LITT) FOR NEWLY DIAGNOSED AND RECURRENT IDH WILD-TYPE GLIOBLASTOMA. Neuro-Oncology 2022, 24: vii256-vii257. PMCID: PMC9660753, DOI: 10.1093/neuonc/noac209.989.Peer-Reviewed Original ResearchLaser interstitial thermal therapyIDH wild-type glioblastomaConventional surgical resectionWild-type glioblastomaInterstitial thermal therapySurgical resectionProspective multicenter registryMaximal safe resectionTime of diagnosisGross total resectionPrimary brain tumorsCytoreductive approachMedian OSAdjuvant temozolomideHospital stayMulticenter registryAdverse eventsOverall survivalRecurrent patientsClinical outcomesRecurrent GBMTraditional resectionMedian lengthSurgical approachTreatment optionsEfficacy of laser interstitial thermal therapy (LITT) for newly diagnosed and recurrent IDH wild-type glioblastoma
de Groot JF, Kim AH, Prabhu S, Rao G, Laxton AW, Fecci PE, O’Brien B, Sloan A, Chiang V, Tatter SB, Mohammadi AM, Placantonakis DG, Strowd RE, Chen C, Hadjipanayis C, Khasraw M, Sun D, Piccioni D, Sinicrope KD, Campian JL, Kurz SC, Williams B, Smith K, Tovar-Spinoza Z, Leuthardt EC. Efficacy of laser interstitial thermal therapy (LITT) for newly diagnosed and recurrent IDH wild-type glioblastoma. Neuro-Oncology Advances 2022, 4: vdac040. PMID: 35611270, PMCID: PMC9122789, DOI: 10.1093/noajnl/vdac040.Peer-Reviewed Original ResearchMedian overall survivalLaser interstitial thermal therapyOverall survivalRecurrent patientsWild-type glioblastomaRecurrent glioblastomaGlioblastoma patientsProspective multicenter registry dataMulticenter registry dataRecurrent glioblastoma patientsChemo/radiationPrimary brain tumorsInterstitial thermal therapyIDH wild-type glioblastomaAdjuvant chemotherapyAdverse eventsImproved survivalClinical outcomesPromoter methylation statusMultivariable differenceSurgical approachTreatment optionsRegistry dataUS CentersTumor volume
2021
SURG-02. Stereotactic Laser Ablation (SLA) followed by consolidation stereotactic radiosurgery (SRS) as a treatment strategy for brain metastasis that recurred locally after initial radiosurgery (BMRS): a collaborative institutional experience
Pena-Pino I, Ma J, Hori Y, Fomchenko E, Dusenbery K, Reynolds M, Wilke C, Yuan J, Barnett G, Chiang V, Mohammadi A, Chen C. SURG-02. Stereotactic Laser Ablation (SLA) followed by consolidation stereotactic radiosurgery (SRS) as a treatment strategy for brain metastasis that recurred locally after initial radiosurgery (BMRS): a collaborative institutional experience. Neuro-Oncology Advances 2021, 3: iii23-iii23. PMCID: PMC8351296, DOI: 10.1093/noajnl/vdab071.095.Peer-Reviewed Original ResearchStereotactic laser ablationStereotactic radiosurgeryOverall survivalTreatment strategiesLocal controlDays of SRSSymptomatic radiation necrosisMedian overall survivalSystemic disease progressionRepeat stereotactic radiosurgeryIndependent clinical trialsInitial radiosurgerySteroid therapyBrain metastasesClinical outcomesRadiation necrosisFavorable outcomeClinical trialsDisease progressionFLAIR volumeInstitutional experiencePatientsCE volumeRadiosurgeryLocal failureOutcomes of Stereotactic Radiosurgery and Immunotherapy in Renal Cell Carcinoma Patients With Brain Metastases
Uezono H, Nam D, Kluger HM, Sznol M, Hurwitz M, Yu JB, Chiang VL. Outcomes of Stereotactic Radiosurgery and Immunotherapy in Renal Cell Carcinoma Patients With Brain Metastases. American Journal Of Clinical Oncology 2021, 44: 495-501. PMID: 34432667, DOI: 10.1097/coc.0000000000000849.Peer-Reviewed Original ResearchConceptsImmune checkpoint inhibitorsRCC brain metastasesBrain metastasesRenal cell carcinomaStereotactic radiosurgeryOverall survivalUse of ICIsCentral nervous system toxicityRenal cell carcinoma patientsImpact of immunotherapyLocal control outcomesMedian overall survivalCell carcinoma patientsKaplan-Meier curvesNervous system toxicityBetter median OSLog-rank testMann-Whitney U testMargin doseMedian OSNonimmunotherapy groupSRS doseCheckpoint inhibitorsImmunotherapy groupCarcinoma patients
2020
Evaluation of First-line Radiosurgery vs Whole-Brain Radiotherapy for Small Cell Lung Cancer Brain Metastases
Rusthoven CG, Yamamoto M, Bernhardt D, Smith DE, Gao D, Serizawa T, Yomo S, Aiyama H, Higuchi Y, Shuto T, Akabane A, Sato Y, Niranjan A, Faramand AM, Lunsford LD, McInerney J, Tuanquin LC, Zacharia BE, Chiang V, Singh C, Yu JB, Braunstein S, Mathieu D, Touchette CJ, Lee CC, Yang HC, Aizer AA, Cagney DN, Chan MD, Kondziolka D, Bernstein K, Silverman JS, Grills IS, Siddiqui ZA, Yuan JC, Sheehan JP, Cordeiro D, Nosaki K, Seto T, Deibert CP, Verma V, Day S, Halasz LM, Warnick RE, Trifiletti DM, Palmer JD, Attia A, Li B, Cifarelli CP, Brown PD, Vargo JA, Combs SE, Kessel KA, Rieken S, Patel S, Guckenberger M, Andratschke N, Kavanagh BD, Robin TP. Evaluation of First-line Radiosurgery vs Whole-Brain Radiotherapy for Small Cell Lung Cancer Brain Metastases. JAMA Oncology 2020, 6: 1028-1037. PMID: 32496550, PMCID: PMC7273318, DOI: 10.1001/jamaoncol.2020.1271.Peer-Reviewed Original ResearchConceptsWhole brain radiotherapyProgression-free survivalSmall-cell lung cancer (SCLC) brain metastasesCell lung cancer brain metastasesCNS progression-free survivalLung cancer brain metastasesPropensity score-matched analysisMedian overall survivalCancer brain metastasesBrain metastasesOverall survivalStereotactic radiosurgeryCentral nervous system (CNS) progression-free survivalMedian CNS progression-free survivalSRS outcomesCentral nervous system progressionSmall cell lung cancerLimited brain metastasesMulticenter cohort studyDisease control statusCell lung cancerSingle-arm trialStandard of careLeptomeningeal progressionWBRT cohortLaser interstitial thermal therapy (LITT) vs. bevacizumab for radiation necrosis in previously irradiated brain metastases
Sujijantarat N, Hong CS, Owusu KA, Elsamadicy AA, Antonios JP, Koo AB, Baehring JM, Chiang VL. Laser interstitial thermal therapy (LITT) vs. bevacizumab for radiation necrosis in previously irradiated brain metastases. Journal Of Neuro-Oncology 2020, 148: 641-649. PMID: 32602021, DOI: 10.1007/s11060-020-03570-0.Peer-Reviewed Original ResearchConceptsLaser interstitial thermal therapyLonger overall survivalRadiation necrosisInterstitial thermal therapyBrain metastasesOverall survivalMedian volume decreaseMedian volume increaseBrain metastasis patientsPre-treatment patient characteristicsRetrospective chart reviewResultsTwenty-five patientsPre-treatment factorsBevacizumab patientsChart reviewMetastasis patientsLocal recurrencePatient characteristicsTreatment optionsTreatment responseBevacizumabPatientsLesional volumeThermal therapyStatistical significanceLaser Ablation of Abnormal Neurological Tissue Using Robotic NeuroBlate System (LAANTERN): 12-Month Outcomes and Quality of Life After Brain Tumor Ablation
Kim AH, Tatter S, Rao G, Prabhu S, Chen C, Fecci P, Chiang V, Smith K, Williams BJ, Mohammadi AM, Judy K, Sloan A, Tovar-Spinoza Z, Baumgartner J, Hadjipanayis C, Leuthardt EC. Laser Ablation of Abnormal Neurological Tissue Using Robotic NeuroBlate System (LAANTERN): 12-Month Outcomes and Quality of Life After Brain Tumor Ablation. Neurosurgery 2020, 87: e338-e346. PMID: 32315434, PMCID: PMC7534487, DOI: 10.1093/neuros/nyaa071.Peer-Reviewed Original ResearchConceptsKarnofsky performance scorePrimary tumorBaseline Karnofsky performance scoreCancer Therapy-BrainPostprocedure hospital stayReal-world registryPatient-reported QOLNeurological tissuesHigh-grade gliomasQuality of lifeReal-world outcomesBaseline comorbiditiesHospital stayAdverse eventsMost patientsOverall survivalMedian ageBrain tumor ablationRadiation necrosisPatient populationMetastatic cancerFunctional assessmentSurvival rateBaseline levelsQoLMulti-institutional retrospective review of stereotactic radiosurgery for brain metastasis in patients with small cell lung cancer without prior brain-directed radiotherapy.
Miccio JA, Barsky A, Gao S, Verma V, Noticewala SS, Jairam V, Johnson SB, Yu JB, Hansen JE, Aneja S, An Y, Decker RH, Bulent Omay S, Li J, Kurtz GA, Alonso-Basanta M, Lee JYK, Chiang VL, Park HS. Multi-institutional retrospective review of stereotactic radiosurgery for brain metastasis in patients with small cell lung cancer without prior brain-directed radiotherapy. Journal Of Radiosurgery And SBRT 2020, 7: 19-27. PMID: 32802575, PMCID: PMC7406345.Peer-Reviewed Original ResearchWhole brain radiotherapyBrain metastasesOverall survivalNeurologic deathSmall-cell lung cancer (SCLC) brain metastasesCell lung cancer brain metastasesLung cancer brain metastasesSalvage whole brain radiotherapyMulti-institutional retrospective reviewSmall cell lung cancerMost SCLC patientsSCLC brain metastasesTime of SRSMedian overall survivalCancer brain metastasesCell lung cancerIntracranial progressionSCLC patientsUpfront radiosurgeryBrain radiationBrain radiotherapySelect patientsRetrospective reviewLung cancerStereotactic radiosurgery
2019
Dose response and architecture in volume staged radiosurgery for large arteriovenous malformations: A multi-institutional study
Seymour ZA, Chan JW, Sneed PK, Kano H, Lehocky CA, Jacobs RC, Ye H, Chytka T, Liscak R, Lee CC, Yang HC, Ding D, Sheehan J, Feliciano CE, Rodriguez-Mercado R, Chiang VL, Hess JA, Sommaruga S, McShane B, Lee J, Vasas LT, Kaufmann AM, Grills I, McDermott MW. Dose response and architecture in volume staged radiosurgery for large arteriovenous malformations: A multi-institutional study. Radiotherapy And Oncology 2019, 144: 180-188. PMID: 31835173, DOI: 10.1016/j.radonc.2019.09.019.Peer-Reviewed Original ResearchConceptsLarge arteriovenous malformationsArteriovenous malformationsVS-SRSMargin doseObliteration rateVolume-staged stereotactic radiosurgeryMedian margin doseHigh-risk lesionsOptimal treatment paradigmAVM nidus volumeMulti-institutional studyImproved ratesCompact nidusEvaluable patientsMedian followRadiosurgical centersOverall survivalUpfront treatmentComplete responseMedian ageRetrospective reviewCure rateRare lesionsPrior embolizationTreatment paradigmRole of Gamma Knife Radiosurgery in Small Cell Lung Cancer: A Multi-Institutional Retrospective Study of the International Radiosurgery Research Foundation (IRRF)
Cifarelli CP, Vargo JA, Fang W, Liscak R, Guseynova K, Warnick RE, Lee CC, Yang HC, Borghei-Razavi H, Maiti T, Siddiqui ZA, Yuan JC, Grills IS, Mathieu D, Touchette CJ, Cordeiro D, Chiang V, Hess J, Tien CJ, Faramand A, Kano H, Barnett GH, Sheehan JP, Lunsford LD. Role of Gamma Knife Radiosurgery in Small Cell Lung Cancer: A Multi-Institutional Retrospective Study of the International Radiosurgery Research Foundation (IRRF). Neurosurgery 2019, 87: 664-671. PMID: 31599324, PMCID: PMC7780439, DOI: 10.1093/neuros/nyz428.Peer-Reviewed Original ResearchConceptsSmall cell lung cancerWhole-brain irradiationSCLC brain metastasesInternational Radiosurgery Research FoundationDistant brain failureBrain metastasesOverall survivalStereotactic radiosurgerySCLC patientsBrain failureLung cancerPrior whole-brain irradiationMulti-institutional retrospective reviewKaplan-Meier survival analysisCox proportional hazards modelLocal failureProphylactic cranial irradiationInstitutional retrospective studyMedian marginal doseOngoing prospective trialsCell lung cancerGamma knife radiosurgeryInstitutional review boardValue of radiosurgeryBinary logistic regressionMulti-institutional validation of brain metastasis velocity, a recently defined predictor of outcomes following stereotactic radiosurgery
McTyre ER, Soike MH, Farris M, Ayala-Peacock DN, Hepel JT, Page BR, Shen C, Kleinberg L, Contessa JN, Corso C, Chiang V, Henson-Masters A, Cramer CK, Ruiz J, Pasche B, Watabe K, D'Agostino R, Su J, Laxton AW, Tatter SB, Fiveash JB, Ahluwalia M, Kotecha R, Chao ST, Braunstein SE, Attia A, Chung C, Chan MD. Multi-institutional validation of brain metastasis velocity, a recently defined predictor of outcomes following stereotactic radiosurgery. Radiotherapy And Oncology 2019, 142: 168-174. PMID: 31526671, DOI: 10.1016/j.radonc.2019.08.011.Peer-Reviewed Original ResearchConceptsBrain metastasis velocityDistant brain failureMedian overall survivalOverall survivalBrain metastasesPredictors of OSInitial brain metastasesNew brain metastasesWhole brain radiationKaplan-Meier methodHigh-risk groupPredictors of outcomeProportional hazards methodsMulti-institutional settingMulti-institutional validationMultivariate regression modelingInitial SRSBrain radiationSalvage modalityInitial treatmentBrain failureRecurrence rateValidation cohortBMV groupMelanoma histologyBrain Metastasis From Renal-Cell Carcinoma: An Institutional Study
Suarez-Sarmiento A, Nguyen KA, Syed JS, Nolte A, Ghabili K, Cheng M, Liu S, Chiang V, Kluger H, Hurwitz M, Shuch B. Brain Metastasis From Renal-Cell Carcinoma: An Institutional Study. Clinical Genitourinary Cancer 2019, 17: e1163-e1170. PMID: 31519468, DOI: 10.1016/j.clgc.2019.08.006.Peer-Reviewed Original ResearchConceptsRCC brain metastasesRecurrence-free survivalRenal cell carcinomaBrain metastasesOverall survivalClinical trialsAdvanced renal cell carcinomaCentral nervous system treatmentClear cell renal cell carcinomaMedian overall survivalSingle institution experienceGood local controlKaplan-Meier methodAggressive therapyCNS recurrenceTreatment eraCumulative incidenceExtracranial metastasesMetastatic diseaseSystemic therapyInitial presentationLocal therapyClinical symptomsRCC patientsCell carcinomaSURG-06. LASER INTERSTITIAL THERMAL THERAPY COMPARED TO CRANIOTOMY FOR TREATMENT OF RADIATION NECROSIS OR RECURRENT TUMOR IN BRAIN METASTASES FAILING RADIOSURGERY
Hong C, Deng D, Sujijantarat N, Vera A, Chiang V. SURG-06. LASER INTERSTITIAL THERMAL THERAPY COMPARED TO CRANIOTOMY FOR TREATMENT OF RADIATION NECROSIS OR RECURRENT TUMOR IN BRAIN METASTASES FAILING RADIOSURGERY. Neuro-Oncology Advances 2019, 1: i31-i32. PMCID: PMC7213364, DOI: 10.1093/noajnl/vdz014.141.Peer-Reviewed Original ResearchLaser interstitial thermal therapyProgression-free survivalBrain metastasesRadiation necrosisOverall survivalStereotactic radiosurgeryRecurrent tumorsSingle-institution chart reviewPost-operative salvagePre-operative symptomsSub-group analysisViable alternative treatmentRe-growing tumorSteroid taperNeurological outcomeChart reviewSymptom reliefUnderwent craniotomyTumor lesionsAlternative treatmentCraniotomyLocal controlPatientsMetastasisSmall lesionsRADI-31. MULTI-INSTITUTIONAL VALIDATION OF BRAIN METASTASIS VELOCITY, A RECENTLY DEFINED PREDICTOR OF OUTCOMES FOLLOWING STEREOTACTIC RADIOSURGERY
Chan M, McTyre E, Soike M, Ayala-Peacock D, Hepel J, Page B, Contessa J, Chiang V, Attia A, Braunstein S, Chung C, Ruiz J, Fiveash J, Chao S, Farris M. RADI-31. MULTI-INSTITUTIONAL VALIDATION OF BRAIN METASTASIS VELOCITY, A RECENTLY DEFINED PREDICTOR OF OUTCOMES FOLLOWING STEREOTACTIC RADIOSURGERY. Neuro-Oncology Advances 2019, 1: i28-i28. PMCID: PMC7213264, DOI: 10.1093/noajnl/vdz014.123.Peer-Reviewed Original ResearchBrain metastasis velocityDistant brain failureMedian overall survivalOverall survivalPredictors of OSNew brain metastasesImproved overall survivalWhole brain radiationKaplan-Meier methodHigh-risk groupPredictors of outcomeProportional hazards methodsMulti-institutional settingMulti-institutional validationInitial salvageInitial SRSBrain metastasesBrain radiationSalvage modalityInitial treatmentRecurrence rateValidation cohortBrain failureBMV groupHazards methodsRADI-34. USE OF LOW-DOSE STEREOTACTIC RADIOSURGERY FOR ADVANCED BRAIN METASTASES
Yang D, Yu J, Chiang V. RADI-34. USE OF LOW-DOSE STEREOTACTIC RADIOSURGERY FOR ADVANCED BRAIN METASTASES. Neuro-Oncology Advances 2019, 1: i28-i28. PMCID: PMC7213353, DOI: 10.1093/noajnl/vdz014.126.Peer-Reviewed Original ResearchGamma Knife stereotactic radiosurgeryBrain metastasesStereotactic radiosurgeryOverall survivalDisease progressionTime to disease progressionBRAF V600E tumorsMutation-targeted therapiesMedian overall survivalMetastatic melanoma patientsTreat brain metastasesPoor performance statusTumor controlMelanoma patientsSystemic therapyAdvanced diseasePerformance statusRe-treatmentTesticular cancerComposite endpointMetastasisSystemic agentsStudy exitImmunotherapyPatients