2023
SURG-32. EFFICACY OF LASER INTERSTITIAL THERMAL THERAPY (LITT) FOR BIOPSY-PROVEN RADIATION NECROSIS IN RADIOGRAPHICALLY RECURRENT BRAIN METASTASES
Strowd R, Chan M, Tatter S, Chiang V, Fecci P, 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. SURG-32. EFFICACY OF LASER INTERSTITIAL THERMAL THERAPY (LITT) FOR BIOPSY-PROVEN RADIATION NECROSIS IN RADIOGRAPHICALLY RECURRENT BRAIN METASTASES. Neuro-Oncology 2023, 25: v269-v269. PMCID: PMC10640195, DOI: 10.1093/neuonc/noad179.1031.Peer-Reviewed Original ResearchLaser interstitial thermal therapyKarnofsky performance statusRadiation necrosisInterstitial thermal therapyBrain metastasesRadiographic progressionKaplan-MeierStereotactic radiosurgeryLocal controlMedian Karnofsky performance statusFuture radiographic progressionRadiotherapeutic treatment optionsResults Ninety patientsBrain metastasis patientsMulti-center registryRecurrent brain metastasesMedian hospitalization timeLesional progressionMultivariable FineNinety patientsSymptom controlCumulative incidenceMetastasis patientsPerformance statusSystemic therapyJS09.5.A18F-FLUCICLOVINE PET FOR DETECTION OF RECURRENT BRAIN METASTASES AFTER RADIATION THERAPY: IMAGE INTERPRETATION CRITERIA RESULTS FROM PURSUE, A PROSPECTIVE PHASE 2 TRIAL
Kotecha R, Chiang V, Tom M, Nabavizadeh A, Zan E, Peddi S, Sulman E, Siegel B, Huang J, Brem S, Ware M, Kesari S, Parent E, Pope W, Holmes R, Chau A, Teoh E, Chao S, Aboian M. JS09.5.A18F-FLUCICLOVINE PET FOR DETECTION OF RECURRENT BRAIN METASTASES AFTER RADIATION THERAPY: IMAGE INTERPRETATION CRITERIA RESULTS FROM PURSUE, A PROSPECTIVE PHASE 2 TRIAL. Neuro-Oncology 2023, 25: ii12-ii13. PMCID: PMC10489492, DOI: 10.1093/neuonc/noad137.034.Peer-Reviewed Original ResearchRecurrent brain metastasesImage interpretation criteriaBrain metastasesRadiation therapyLesion uptakeDiagnostic performancePredictive valueProspective phase 2 trialSolid tumor brain metastasesTumor brain metastasesPhase 2 trialInterpretation criteriaNegative predictive valueLow background uptakePositive predictive valueExcellent diagnostic performanceBM recurrencePost-MRIPrimary endpointSecondary endpointsRadiation necrosisReference lesionsUnnecessary surgeryHistopathological analysisInitial cohortEvaluating the diagnostic performance of 18F-fluciclovine for detection of recurrent brain metastases after radiation therapy: Results from a prospective phase 2 trial.
Kotecha R, Chiang V, Tom M, Nabavizadeh A, Zan E, Peddi S, Sulman E, Siegel B, Huang J, Brem S, Ware M, Kesari S, Parent E, Pope W, Holmes R, Chau A, Teoh E, Chao S, Aboian M. Evaluating the diagnostic performance of 18F-fluciclovine for detection of recurrent brain metastases after radiation therapy: Results from a prospective phase 2 trial. Journal Of Clinical Oncology 2023, 41: 2001-2001. DOI: 10.1200/jco.2023.41.16_suppl.2001.Peer-Reviewed Original ResearchRecurrent brain metastasesImage interpretation criteriaF-fluciclovine PETF-fluciclovine uptakeBrain metastasesF-fluciclovineRadiation therapyDiagnostic performanceHistopathological analysisSUV maxFirst prospective multicenter trialProspective phase 2 trialSolid tumor brain metastasesTumor brain metastasesPhase 2 trialProspective multicenter trialIndependent blinded readersFluciclovine uptakePost-MRIPrimary endpointSecondary endpointsMulticenter trialRadiation necrosisRecurrent tumorsFuture trialsEfficacy 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
513 Surveilling Cerebrospinal Fluid Protein Biomarkers in Brain Metastasis
Cheok S, Arnal-Estape A, Wei W, Nguyen D, Chiang V. 513 Surveilling Cerebrospinal Fluid Protein Biomarkers in Brain Metastasis. Neurosurgery 2022, 68: 129-129. DOI: 10.1227/neu.0000000000001880_513.Peer-Reviewed Original ResearchBrain metastasesCerebrospinal fluidIntraparenchymal diseaseCentral nervous system pathologyCerebrospinal fluid (CSF) protein biomarkersIntraparenchymal brain metastasesManagement of patientsNormal pressure hydrocephalusNervous system pathologyCurrent diagnostic standardNon-malignant samplesWarrants further explorationCSF profilePressure hydrocephalusRadiation necrosisLung cancerSimilar pathogenesisBrain parenchymaInflammatory diseasesIntracranial diseaseBreast cancerClinical dataCSF leakTreatment responsePatients
2021
Recognition and Management of Adverse Radiation Effects
Cheok S, Hansen J, Chiang V. Recognition and Management of Adverse Radiation Effects. 2021, 391-404. DOI: 10.1201/9781003167464-36.ChaptersAdverse radiation effectsRadiation necrosisStereotactic radiosurgeryRole of SRSImmune-mediated componentLaser interstitial thermotherapyMore brain lesionsBrain metastasesSystemic therapyIntracranial pathologyMalignant pathologyBrain lesionsNecrosisInterstitial thermotherapyPathologyContemporary evidenceBevacizumabCraniotomyMetastasisTherapyLesionsRadiosurgerySteroidsSURG-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 failure
2020
LITT for Metastatic In-Field Recurrence
Sujijantarat N, Danish S, Chiang V. LITT for Metastatic In-Field Recurrence. 2020, 51-64. DOI: 10.1007/978-3-030-48047-9_5.Peer-Reviewed Original ResearchLaser interstitial thermal therapyNeurological outcomeRadiation necrosisProgression-free survival ratesInitiation of steroidsMulticenter prospective seriesSystemic therapy optionsAdverse neurological outcomesLarge prospective studiesSuitable surgical candidatesBlood-brain barrierInterstitial thermal therapyContrast-enhancing volumeBrain metastasesSurgical candidatesProspective seriesClinical outcomesImaging changesSymptom managementCancer survivorsProspective studyTherapeutic managementTherapy optionsFLAIR volumeInvasive approachRadiation Necrosis Following the Radiosurgical Treatment of Brain Metastases
Robert S, Chiang V. Radiation Necrosis Following the Radiosurgical Treatment of Brain Metastases. 2020, 393-405. DOI: 10.1007/978-3-030-42958-4_28.ChaptersMetastatic brain lesionsRadiation necrosisBrain lesionsStereotactic radiosurgeryRadiation-induced side effectsImmune system involvementEffective treatment modalityMetastatic intracranial tumorsBrain metastasesSystemic cancerTreatment modalitiesUnderlying pathophysiologySystem involvementDisease entityIntracranial tumorsRadiosurgical treatmentSide effectsTumor progressionBrain tissueNecrosisConcurrent useLesionsRadiosurgeryImaging modalitiesLife expectancy
2019
MLTI-06. BEVACIZUMAB VERSUS SURGICAL INTERVENTION FOR RADIATION NECROSIS IN PREVIOUSLY IRRADIATED BRAIN METASTASES
Hong C, Sujijantarat N, Chiang V. MLTI-06. BEVACIZUMAB VERSUS SURGICAL INTERVENTION FOR RADIATION NECROSIS IN PREVIOUSLY IRRADIATED BRAIN METASTASES. Neuro-Oncology Advances 2019, 1: i15-i15. PMCID: PMC7213266, DOI: 10.1093/noajnl/vdz014.065.Peer-Reviewed Original ResearchProgression-free survivalLaser interstitial thermal ablationBrain metastasesRadiation necrosisOverall survivalSurgical managementSurgical interventionSingle-institution chart reviewTime of interventionInterstitial thermal ablationBevacizumab cohortGood KPSLower KPSBevacizumab therapySurgery cohortChart reviewMedical managementTrue efficacyBevacizumabComparative outcomesPatientsLesionsComparison groupThermal ablationInterventionSURG-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 lesions
2018
SURG-20. LASER-INTERSTITIAL THERMAL THERAPY VERSUS CRANIOTOMY FOR TREATMENT OF RADIATION NECROSIS OR RECURRENT TUMOR IN BRAIN METASTASES FAILING RADIOSURGERY
Hong C, Deng J, Vera A, Chiang V. SURG-20. LASER-INTERSTITIAL THERMAL THERAPY VERSUS CRANIOTOMY FOR TREATMENT OF RADIATION NECROSIS OR RECURRENT TUMOR IN BRAIN METASTASES FAILING RADIOSURGERY. Neuro-Oncology 2018, 20: vi254-vi255. PMCID: PMC6216306, DOI: 10.1093/neuonc/noy148.1056.Peer-Reviewed Original ResearchLaser interstitial thermal therapyProgression-free survivalRe-growing tumorRadiation necrosisBrain metastasesMelanoma patientsSingle-surgeon retrospective studyImproved progression-free survivalLocal progression-free survivalPre-operative symptomsLog-rank testSteroid dosingSteroid taperNeurological outcomeOverall survivalRecurrent tumorsUnderwent craniotomyRetrospective studySingle institutionSubgroup analysisSurgery dateSurvival advantageCraniotomyPatientsLocal control
2016
BMET-24. LASER ABLATION AFTER STEREOTACTIC RADIOSURGERY (LAASR) – RESULTS OF A MULTI-CENTERED PROSPECTIVE STUDY
Chiang V, Dietrich J, Tatter S, Mohammadi A, Leuthardt E, Chamoun R, Judy K, Barnett G, Ahluwalia M. BMET-24. LASER ABLATION AFTER STEREOTACTIC RADIOSURGERY (LAASR) – RESULTS OF A MULTI-CENTERED PROSPECTIVE STUDY. Neuro-Oncology 2016, 18: vi31-vi31. DOI: 10.1093/neuonc/now212.124.Peer-Reviewed Original ResearchKarnofsky performance statusProgression-free survivalProgressive brain metastasesOverall survivalRadiation necrosisBrain metastasesMedian Karnofsky performance statusMedian KPS scorePrimary tumor pathologyPrior stereotactic radiosurgeryStereotactic radiosurgery resultsQuality of lifeOutcomes of useRN patientsSteroid usageFree survivalHospital stayKPS scorePerformance statusRANO criteriaSecondary outcomesPrimary outcomeFACT-BrRecurrent tumorsTM patients
2014
BM-10SYSTEMIC TREATMENT AND RADIATION NECROSIS FOLLOWING GKSRS IN THE TREATMENT OF BRAIN METASTASES
Colaco R, Martin P, Bond J, Bindra R, Contessa J, Kluger H, Yu J, Chiang V. BM-10SYSTEMIC TREATMENT AND RADIATION NECROSIS FOLLOWING GKSRS IN THE TREATMENT OF BRAIN METASTASES. Neuro-Oncology 2014, 16: v34-v34. PMCID: PMC4217910, DOI: 10.1093/neuonc/nou240.10.Peer-Reviewed Original Research