2023
Preliminary dosimetric comparison between fixed and rotating source stereotactic radiosurgery systems
Draeger E, Chen Z, Hansen J, Chiang V, Tien C. Preliminary dosimetric comparison between fixed and rotating source stereotactic radiosurgery systems. Journal Of Applied Clinical Medical Physics 2023, 24: e13907. PMID: 36660774, PMCID: PMC10161057, DOI: 10.1002/acm2.13907.Peer-Reviewed Original ResearchConceptsConformity indexRadiation Therapy Oncology Group conformity indexGK plansSuperior conformity indexNon-metastatic casesPaddick conformity indexDosimetric plan qualityGK patientsBrain metastasesRadiosurgery systemTrigeminal neuralgiaPrescription dosesGamma Knife systemMetastatic casesArteriovenous malformationsPituitary adenomasConformality indexLarge cohortDosimetric comparisonStereotactic radiosurgery systemGK IconPatientsCohortTreatment timeDosimetric results
2022
NIMG-02. PACS-INTEGRATED AUTO-SEGMENTATION WORKFLOW FOR BRAIN METASTASES USING NNU-NET
Jekel L, Bousabarah K, Lin M, Merkaj S, Kaur M, Avesta A, Aneja S, Omuro A, Chiang V, Scheffler B, Aboian M. NIMG-02. PACS-INTEGRATED AUTO-SEGMENTATION WORKFLOW FOR BRAIN METASTASES USING NNU-NET. Neuro-Oncology 2022, 24: vii162-vii162. PMCID: PMC9661012, DOI: 10.1093/neuonc/noac209.622.Peer-Reviewed Original ResearchNIMG-07. APPLYING A GLIOMA-TRAINED DEEP LEARNING AUTO-SEGMENTATION TOOL ON BM PRE- AND POST-RADIOSURGERY
Kaur M, Varghese S, Jekel L, Tillmanns N, Merkaj S, Bousabarah K, Lin M, Bhawnani J, Chiang V, Aboian M. NIMG-07. APPLYING A GLIOMA-TRAINED DEEP LEARNING AUTO-SEGMENTATION TOOL ON BM PRE- AND POST-RADIOSURGERY. Neuro-Oncology 2022, 24: vii162-vii163. PMCID: PMC9660643, DOI: 10.1093/neuonc/noac209.626.Peer-Reviewed Original ResearchStereotactic radiosurgeryPosttreatment lesionsBoard-certified neuroradiologistsRoutine clinical useWhole tumorTumor coreMulticentric lesionsTreatment responsePeritumoral edemaBM preLesionsClinical useVolumetric segmentationEdemaPatientsT2w FLAIRTherapy planningTumorsDedicated trainingLesion detectionBM dataVolumetric measurementsBMMRIPre513 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
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 failure
2019
RADI-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 exitImmunotherapyPatientsMLTI-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 lesionsPostoperative Management in the Neurocritical Care Unit
Grant R, Redmond A, Chiang V. Postoperative Management in the Neurocritical Care Unit. 2019, 299-313. DOI: 10.1017/9781107587908.024.Peer-Reviewed Original ResearchNeurosurgical patientsNeurocritical care providersCritical care conditionsNeurocritical care unitCritical care physiciansSurgical ICUIll patientsCare physiciansCare unitPostoperative managementICU settingCare conditionsCare providersPatientsPhysiciansThorough guideTreatmentSignificant numberDay managementICUManagementNeurologistsClear summaryNeurosurgeons
2018
SURG-15. UPFRONT MRI-GUIDED STEREOTACTIC LASER-ABLATION IN NEWLY DIAGNOSED GLIOBLASTOMA: A MULTICENTER REVIEW OF SURVIVAL OUTCOMES COMPARED TO A MATCHED COHORT OF BIOPSY-ONLY PATIENTS
Mohammadi A, Sharma M, Beaumont T, Juarez K, Kemeny H, Dechant C, Seas A, Sarmey N, Lee B, Jia X, Fecci P, Baehring J, Moliterno J, Chiang V, Ahluwalia M, Kim A, Barnett G, Leuthardt E. SURG-15. UPFRONT MRI-GUIDED STEREOTACTIC LASER-ABLATION IN NEWLY DIAGNOSED GLIOBLASTOMA: A MULTICENTER REVIEW OF SURVIVAL OUTCOMES COMPARED TO A MATCHED COHORT OF BIOPSY-ONLY PATIENTS. Neuro-Oncology 2018, 20: vi253-vi254. PMCID: PMC6216291, DOI: 10.1093/neuonc/noy148.1051.Peer-Reviewed Original ResearchSURG-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 controlDurability of brain metastasis response and overall survival in patients with non-small cell lung cancer (NSCLC) treated with pembrolizumab.
Goldberg S, Gettinger S, Mahajan A, Herbst R, Chiang A, Lilenbaum R, Jilaveanu L, Rowen E, Gerrish H, Komlo A, Wei W, Chiang V, Kluger H. Durability of brain metastasis response and overall survival in patients with non-small cell lung cancer (NSCLC) treated with pembrolizumab. Journal Of Clinical Oncology 2018, 36: 2009-2009. DOI: 10.1200/jco.2018.36.15_suppl.2009.Peer-Reviewed Original Research
2017
SURG-06. LASER ABLATION IN STEREOTACTIC NEUROSURGERY (LAISE): A MULTI-INSTITUTIONAL RETROSPECTIVE ANALYSIS OF LITT FOR BRAIN METASTASIS
Sloan A, Tatter S, Mohammadi A, Judy K, Prabhu S, Lovick D, Chamoun R, Chiang V, Leuthardt E. SURG-06. LASER ABLATION IN STEREOTACTIC NEUROSURGERY (LAISE): A MULTI-INSTITUTIONAL RETROSPECTIVE ANALYSIS OF LITT FOR BRAIN METASTASIS. Neuro-Oncology 2017, 19: vi236-vi236. PMCID: PMC5693010, DOI: 10.1093/neuonc/nox168.963.Peer-Reviewed Original ResearchBrain metastasesBrain tumorsMedian ECOG performance statusMulti-institutional retrospective analysisECOG performance statusMetastatic brain tumorsMedian survivalPerformance statusMedian ageNeurological deathInoperable tumorsRetrospective databaseTumor locationFrequent primaryRetrospective analysisInvasive proceduresAlternative treatmentPatientsDischarge statusMetastasisGliomasPrevious treatmentLaser interstitial thermotherapyTumorsTreatmentSURG-21. LASER ABLATION IN STEREOTACTIC NEUROSURGERY (LAISE): A MULTI-INSTITUTIONAL RETROSPECTIVE ANALYSIS OF LITT FOR NEWLY DIAGNOSED AND RECURRENT GLIOBLASTOMAS (GBMS)
Sloan A, Tatter S, Mohammadi A, Judy K, Prabhu S, Lovick D, Chamoun R, Chiang V, Leuthardt E. SURG-21. LASER ABLATION IN STEREOTACTIC NEUROSURGERY (LAISE): A MULTI-INSTITUTIONAL RETROSPECTIVE ANALYSIS OF LITT FOR NEWLY DIAGNOSED AND RECURRENT GLIOBLASTOMAS (GBMS). Neuro-Oncology 2017, 19: vi239-vi240. PMCID: PMC5693007, DOI: 10.1093/neuonc/nox168.977.Peer-Reviewed Original ResearchRecurrent GBMLaser interstitial thermotherapyRecurrent glioblastomaMulti-institutional retrospective analysisMedian ICU stayMedian overall survivalMedian patient ageTime of diagnosisLarger median volumeECOG statusICU stayConsecutive patientsOverall survivalPatient ageUnresectable tumorsRetrospective seriesMale genderTotal stayMedian volumeRetrospective analysisInvasive proceduresOutcome differencesBrain tumorsNewly DiagnosedPatientsDiscrepancies between biomarkers of primary breast cancer and subsequent brain metastases: an international multicenter study
Kaidar-Person O, Meattini I, Jain P, Bult P, Simone N, Kindts I, Steffens R, Weltens C, Navarria P, Belkacemi Y, Lopez-Guerra J, Livi L, Baumert B, Vieites B, Limon D, Kurman N, Ko K, Yu J, Chiang V, Poortmans P, Zagar T. Discrepancies between biomarkers of primary breast cancer and subsequent brain metastases: an international multicenter study. Breast Cancer Research And Treatment 2017, 167: 479-483. PMID: 28975433, DOI: 10.1007/s10549-017-4526-8.Peer-Reviewed Original ResearchConceptsBreast cancer patientsSubsequent brain metastasesHuman epidermal growth factor receptor 2Brain metastasesCancer patientsEthical research committeeReceptor statusPrimary tumorProgesterone receptorEstrogen receptorEpidermal growth factor receptor 2Triple-negative profileGrowth factor receptor 2Primary breast cancerPrimary breast tumorsInternational multicenter studyFactor receptor 2Multicenter studyAvailable histologyResultsA totalBreast cancerReceptor 2ConclusionsThe majorityPatientsBreast tumorsStereotactic Radiosurgery for Trigeminal Neuralgia in Patients with Multiple Sclerosis: A Multicenter Study
Xu Z, Mathieu D, Heroux F, Abbassy M, Barnett G, Mohammadi A, Kano H, Caruso J, Grills I, Lee K, Krishnan S, Kaufmann A, Lee J, Pierce J, Maloney E, Kondziolka D, Hess J, Chiang V, Lunsford L, Sheehan J. Stereotactic Radiosurgery for Trigeminal Neuralgia in Patients with Multiple Sclerosis: A Multicenter Study. International Journal Of Radiation Oncology • Biology • Physics 2017, 99: s186-s187. DOI: 10.1016/j.ijrobp.2017.06.465.Peer-Reviewed Original Research
2016
Deferring Radiation Therapy for Brain Metastases in Patients With EGFR-Mutant Non-Small Cell Lung Cancer: A Multi-Institutional Analysis
Magnuson W, Amini A, Patil T, Kavanagh B, Camidge D, Braunstein S, Boreta L, Attia A, Rana N, Contessa J, Gettinger S, Lester-Coll N, Yu J, Chiang V. Deferring Radiation Therapy for Brain Metastases in Patients With EGFR-Mutant Non-Small Cell Lung Cancer: A Multi-Institutional Analysis. International Journal Of Radiation Oncology • Biology • Physics 2016, 96: s57-s58. DOI: 10.1016/j.ijrobp.2016.06.149.Peer-Reviewed Original ResearchThe Effect of Gene Mutations on Survival in Patients With Melanoma Following the Development of Brain Metastases
Sperduto P, Jiang W, Brown P, Braunstein S, Sneed P, Wattson D, Shih H, Bangdiwala A, Shanley R, Lockney N, Beal K, Lou E, Amatruda T, Sperduto W, Kirkpatrick J, Yeh N, Gaspar L, Molitoris J, Masucci L, Roberge D, Yu J, Chiang V, Mehta M. The Effect of Gene Mutations on Survival in Patients With Melanoma Following the Development of Brain Metastases. International Journal Of Radiation Oncology • Biology • Physics 2016, 96: s178. DOI: 10.1016/j.ijrobp.2016.06.447.Peer-Reviewed Original Research
2015
Prognostic Factors for Seizures After First Radiosurgical Treatment in Patients With Brain Metastases
Jairam V, Chiang V, Yu J. Prognostic Factors for Seizures After First Radiosurgical Treatment in Patients With Brain Metastases. International Journal Of Radiation Oncology • Biology • Physics 2015, 93: e100. DOI: 10.1016/j.ijrobp.2015.07.802.Peer-Reviewed Original ResearchActivity and safety of pembrolizumab in patients with metastatic non-small cell lung cancer with untreated brain metastases.
Goldberg S, Gettinger S, Mahajan A, Herbst R, Chiang A, Tsiouris A, Vortmeyer A, Jilaveanu L, Speaker S, Madura M, Rowen E, Gerrish H, Knapp-Perry E, Yao X, Chiang V, Kluger H. Activity and safety of pembrolizumab in patients with metastatic non-small cell lung cancer with untreated brain metastases. Journal Of Clinical Oncology 2015, 33: 8035-8035. DOI: 10.1200/jco.2015.33.15_suppl.8035.Peer-Reviewed Original Research