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
2021
Reirradiation With Stereotactic Radiosurgery After Local or Marginal Recurrence of Brain Metastases From Previous Radiosurgery
Kowalchuk RO, Niranjan A, Lee CC, Yang HC, Liscak R, Guseynova K, Tripathi M, Kumar N, Peker S, Samanci Y, Hess J, Chiang V, Iorio-Morin C, Mathieu D, Pikis S, Wei Z, Lunsford LD, Trifiletti DM, Sheehan JP. Reirradiation With Stereotactic Radiosurgery After Local or Marginal Recurrence of Brain Metastases From Previous Radiosurgery. International Journal Of Radiation Oncology • Biology • Physics 2021, 112: 726-734. PMID: 34644606, DOI: 10.1016/j.ijrobp.2021.10.008.Peer-Reviewed Original ResearchConceptsLocal tumor controlRepeat stereotactic radiosurgeryRadiation necrosisStereotactic radiosurgeryBrain metastasesTumor controlMaximum doseMarginal recurrenceBiopsy-proven non-small cell lung cancerIsodose lineNon-small cell lung cancerRisk of RNPreoperative stereotactic radiosurgeryPrior stereotactic radiosurgerySymptomatic radiation necrosisNeuro-Oncology criteriaCell lung cancerPrescription isodose linePrevious radiosurgeryMargin dosePrimary endpointPrior immunotherapyLung cancerMajor indicationTumor volume