2024
Radioresistant Pulmonary Oligometastatic and Oligoprogressive Lesions From Nonlung Primaries: Impact of Histology and Dose-Fractionation on Local Control After Radiation Therapy
Verma N, Laird J, Moore N, Hayman T, Housri N, Peters G, Knowlton C, Jairam V, Campbell A, Park H. Radioresistant Pulmonary Oligometastatic and Oligoprogressive Lesions From Nonlung Primaries: Impact of Histology and Dose-Fractionation on Local Control After Radiation Therapy. Advances In Radiation Oncology 2024, 9: 101500. PMID: 38699671, PMCID: PMC11063223, DOI: 10.1016/j.adro.2024.101500.Peer-Reviewed Original ResearchLocal recurrence-free survivalNon-lung primaryAssociated with higher local recurrence-free survivalProgression-free survivalBiologically effective doseLocal controlRadioresistant metastasesOverall survivalPulmonary metastasesPrimary cancerColorectal carcinomaAssociated with superior local controlMultivariate analysisPatients treated with radiotherapyRisk of local recurrenceMedian follow-up timeMultivariable Cox proportional hazards regressionInferior local controlMedian total doseSuperior local controlAssociated with decreased riskImpact of histologyMetastasis-free survivalRecurrence-free survivalLocal failure
2021
Linear accelerator-based single-fraction stereotactic radiosurgery versus hypofractionated stereotactic radiotherapy for intact and resected brain metastases up to 3 cm: A multi-institutional retrospective analysis.
Diamond BH, Jairam V, Zuberi S, Li JY, Marquis TJ, Rutter CE, Park HS. Linear accelerator-based single-fraction stereotactic radiosurgery versus hypofractionated stereotactic radiotherapy for intact and resected brain metastases up to 3 cm: A multi-institutional retrospective analysis. Journal Of Radiosurgery And SBRT 2021, 7: 179-187. PMID: 33898081, PMCID: PMC8055233.Peer-Reviewed Original ResearchIntracranial progression-free survivalLocal progression-free survivalSingle-fraction stereotactic radiosurgeryProgression-free survivalBrain metastasesSF-SRSOverall survivalStereotactic radiotherapyStereotactic radiosurgeryMulti-institutional retrospective analysisSignificant differencesResected Brain MetastasesLarge brain metastasesTime of treatmentIntact metastasesRetrospective analysisLocal controlMetastasisSimilar outcomesSurvivalPatientsRadiotherapyRadiosurgery
2019
Results of a pilot/phase II study of gamma knife radiosurgery for brain metastases and implications for future prospective clinical trials
Yu J, Singh C, Bindra R, Contessa J, Husain Z, Hansen J, Park H, Roberts K, Bond J, Tien C, Guo F, Colaco R, Housri N, Magnuson W, Mahajan A, Omay S, Chiang V. Results of a pilot/phase II study of gamma knife radiosurgery for brain metastases and implications for future prospective clinical trials. Journal Of Radiation Oncology 2019, 8: 39-46. DOI: 10.1007/s13566-018-0370-7.Peer-Reviewed Original ResearchYale-New Haven HospitalPhase II studyBrain metastasesClinical trialsII studyKnife radiosurgeryLocal controlPre-defined primary endpointWhole-brain radiation treatmentFuture prospective clinical trialsEvaluable brain metastasesSymptomatic radiation necrosisMedian patient ageLocal control ratePhase 2 studyGood local controlProspective clinical trialsNumber of metastasesLarge clinical trialsProportional hazards regressionFuture clinical trialsGamma knife radiosurgeryImportant clinical variablesStandard clinical practiceNew Haven Hospital
2018
Permanent Interstitial Brachytherapy for Previously Irradiated Head and Neck Cancer
Breen W, Kelly J, Park HS, Son Y, Sasaki C, Wilson L, Decker R, Husain ZA. Permanent Interstitial Brachytherapy for Previously Irradiated Head and Neck Cancer. Cureus 2018, 10: e2517. PMID: 29942720, PMCID: PMC6015992, DOI: 10.7759/cureus.2517.Peer-Reviewed Original ResearchNeck cancerExtranodal extensionOverall survivalLocal controlAdverse events grade 3Worse locoregional controlCommon Terminology CriteriaPercent of patientsDisease-free intervalSecond primary cancerImprovement of symptomsRecords of patientsWorse local controlWorse overall survivalPermanent interstitial brachytherapyMucosal recurrenceNeck recurrenceTerminology CriteriaLocoregional controlMedian dosePersistent tumorNeck diseasePrimary cancerRecurrent cancerMucosal disease
2016
Spine Stereotactic Body Radiotherapy Outcomes in Patients with Concurrent Brain Metastases
Colaco RJ, Park HS, Laurans MS, Chiang VS, Yu JB, Husain ZA. Spine Stereotactic Body Radiotherapy Outcomes in Patients with Concurrent Brain Metastases. Cureus 2016, 8: e679. PMID: 27563505, PMCID: PMC4985044, DOI: 10.7759/cureus.679.Peer-Reviewed Original ResearchSpine stereotactic body radiotherapyConcurrent brain metastasisStereotactic body radiotherapyOverall survivalSpine metastasesLocal controlBrain metastasesMultivariable analysisOne-year local controlOne-year overall survivalCox proportional hazards regressionMedian patient ageProportional hazards regressionLog-rank testMann-Whitney testCBM patientsSurvival prognosticatorPain controlComplete stagingPatient ageSpinal metastasesClinical outcomesHazards regressionRadioresistant histologiesBody radiotherapyElderly patients undergoing SBRT for inoperable early-stage NSCLC achieve similar outcomes to younger patients
Mancini BR, Park HS, Harder EM, Rutter CE, Corso CD, Decker RH, Husain ZA. Elderly patients undergoing SBRT for inoperable early-stage NSCLC achieve similar outcomes to younger patients. Lung Cancer 2016, 97: 22-27. PMID: 27237023, DOI: 10.1016/j.lungcan.2016.04.011.Peer-Reviewed Original ResearchConceptsNon-small cell lung cancerEarly-stage non-small cell lung cancerStereotactic body radiation therapyNon-elderly patientsElderly patientsDistant controlOverall survivalYounger patientsInoperable early-stage non-small cell lung cancerUse of SBRTStage non-small cell lung cancerLocal controlMultivariable Cox proportional hazards analysisCox proportional hazards analysisGrade 5 toxicityNon-elderly cohortProportional hazards analysisCell lung cancerRisk of complicationsRate of efficacyBody radiation therapyLogistic regression analysisLate gradeAcute gradeSurgical resection
2015
Central versus Peripheral Tumor Location: Influence on Survival, Local Control, and Toxicity Following Stereotactic Body Radiotherapy for Primary Non–Small-Cell Lung Cancer
Park HS, Harder EM, Mancini BR, Decker RH. Central versus Peripheral Tumor Location: Influence on Survival, Local Control, and Toxicity Following Stereotactic Body Radiotherapy for Primary Non–Small-Cell Lung Cancer. Journal Of Thoracic Oncology 2015, 10: 832-837. PMID: 25634007, DOI: 10.1097/jto.0000000000000484.Peer-Reviewed Original ResearchConceptsStereotactic body radiotherapyBiological equivalent doseCentral tumor locationCell lung cancerOverall survivalTumor locationCentral tumorsLocal controlLung cancerBody radiotherapyPrimary non-small cell lung cancerNon-small cell lung cancerMultivariable logistic regression modelingMultivariable Cox regression modelingInoperable early stageProximal bronchial treeInferior overall survivalCox regression modelingKaplan-Meier analysisWorse overall survivalPeripheral tumor locationRegression modelingLogistic regression modelingAcute gradeCT1-2N0M0