2024
Radiomic Features of Acute Cerebral Hemorrhage on Non-Contrast CT Associated with Patient Survival
Zaman S, Dierksen F, Knapp A, Haider S, Karam G, Qureshi A, Falcone G, Sheth K, Payabvash S. Radiomic Features of Acute Cerebral Hemorrhage on Non-Contrast CT Associated with Patient Survival. Diagnostics 2024, 14: 944. PMID: 38732358, PMCID: PMC11083693, DOI: 10.3390/diagnostics14090944.Peer-Reviewed Original ResearchInternational Normalized RatioArea under the curveNational Institutes of Health Stroke ScaleIntracerebral hemorrhageRadiomic featuresAntihypertensive Treatment of Acute Cerebral Hemorrhage IINon-contrast head CT scanBaseline International Normalized RatioAssociated with worse survival outcomesAcute intracerebral hemorrhageSupratentorial intracerebral hemorrhageWorse survival outcomesKaplan-Meier analysisHead CT scanCox proportional hazards modelsPredictors of mortalityAcute cerebral hemorrhageReceiver Operating Characteristic (ROC) analysisFirst-order energyHigher mortality riskProportional hazards modelHealth Stroke ScaleCT radiomicsHematoma expansionPost-ICH
2023
Clinical implications of Peri-hematomal edema microperfusion fraction in intracerebral hemorrhage intravoxel incoherent motion imaging – A pilot study
Abou Karam G, Tharmaseelan H, Aboian M, Malhotra A, Gilmore E, Falcone G, de Havenon A, Sheth K, Payabvash S. Clinical implications of Peri-hematomal edema microperfusion fraction in intracerebral hemorrhage intravoxel incoherent motion imaging – A pilot study. Journal Of Stroke And Cerebrovascular Diseases 2023, 32: 107375. PMID: 37738914, PMCID: PMC10591892, DOI: 10.1016/j.jstrokecerebrovasdis.2023.107375.Peer-Reviewed Original ResearchConceptsModified Rankin ScaleSecondary brain injuryIntracerebral hemorrhagePerihematomal edemaSubacute intracerebral hemorrhageIntravoxel incoherent motion imagingAdmission NIHSSBrain injuryMedian baseline National InstitutesPilot studyBaseline National InstitutesHealth Stroke ScalePerfusion fractionSupratentorial intracerebral hemorrhageIVIM metricsIncoherent motion imagingStroke ScaleNeuroprotective therapiesParenchymal injuryRankin ScaleRisk patientsConsecutive patientsUnivariable analysisPoor outcomeICH volume
2021
Admission computed tomography radiomic signatures outperform hematoma volume in predicting baseline clinical severity and functional outcome in the ATACH‐2 trial intracerebral hemorrhage population
Haider SP, Qureshi AI, Jain A, Tharmaseelan H, Berson ER, Zeevi T, Majidi S, Filippi CG, Iseke S, Gross M, Acosta JN, Malhotra A, Kim JA, Sansing LH, Falcone GJ, Sheth KN, Payabvash S. Admission computed tomography radiomic signatures outperform hematoma volume in predicting baseline clinical severity and functional outcome in the ATACH‐2 trial intracerebral hemorrhage population. European Journal Of Neurology 2021, 28: 2989-3000. PMID: 34189814, PMCID: PMC8818333, DOI: 10.1111/ene.15000.Peer-Reviewed Original ResearchConceptsAdmission Glasgow Coma ScaleGlasgow Coma ScaleRadiomics signatureMRS scoreHematoma volumeICH volumeClinical severityNoncontrast head CT scansAdmission National InstitutesHealth Stroke ScaleRankin Scale scoreStrong associationBaseline clinical severityMedium-term outcomesIndependent validation cohortHead CT scanATACH-2 trialStroke ScaleAdmission NIHSSIndependent predictorsClinical presentationComa ScaleBaseline CTICH patientsValidation cohort
2016
Clinical diffusion mismatch better discriminates infarct growth than mean transit time–diffusion weighted imaging mismatch in patients with middle cerebral artery–M1 occlusion and limited infarct core
Nogueira RG, Kemmling A, Souza LM, Payabvash S, Hirsch JA, Yoo AJ, Lev MH. Clinical diffusion mismatch better discriminates infarct growth than mean transit time–diffusion weighted imaging mismatch in patients with middle cerebral artery–M1 occlusion and limited infarct core. Journal Of NeuroInterventional Surgery 2016, 9: 127. PMID: 26957483, DOI: 10.1136/neurintsurg-2014-011602.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overCerebral AngiographyCerebral InfarctionCerebrovascular CirculationDiffusion Magnetic Resonance ImagingDisease ProgressionFemaleHumansImage Processing, Computer-AssistedInfarction, Middle Cerebral ArteryMalePredictive Value of TestsRetrospective StudiesStrokeTomography, X-Ray ComputedConceptsClinical-diffusion mismatchMCA M1 occlusionAdmission Alberta Stroke Program Early CT scoreSmall infarct coreBaseline NIHSS scoreInfarct growthNIHSS scoreInfarct coreDiffusion mismatchDWI volumeStroke patientsAlberta Stroke Program Early CT ScoreMiddle cerebral artery M1 occlusionProximal middle cerebral artery occlusionMiddle cerebral artery occlusionMTT lesionsUni-/multivariate analysesBaseline National InstitutesHealth Stroke ScaleAdmission NIHSS scoreCerebral artery occlusionConsecutive stroke patientsOnly independent predictorDWI lesionsStroke Scale