2024
Diffusion‐Weighted Imaging Fluid‐Attenuated Inversion Recovery Mismatch on Portable, Low‐Field Magnetic Resonance Imaging Among Acute Stroke Patients
Sorby‐Adams A, Guo J, de Havenon A, Payabvash S, Sze G, Pinter N, Jaikumar V, Siddiqui A, Baldassano S, Garcia‐Guarniz A, Zabinska J, Lalwani D, Peasley E, Goldstein J, Nelson O, Schaefer P, Wira C, Pitts J, Lee V, Muir K, Nimjee S, Kirsch J, Iglesias J, Rosen M, Sheth K, Kimberly W. Diffusion‐Weighted Imaging Fluid‐Attenuated Inversion Recovery Mismatch on Portable, Low‐Field Magnetic Resonance Imaging Among Acute Stroke Patients. Annals Of Neurology 2024, 96: 321-331. PMID: 38738750, PMCID: PMC11293843, DOI: 10.1002/ana.26954.Peer-Reviewed Original ResearchStroke patientsAcute ischemic strokeCut-pointsIschemic strokeStroke patients <Diagnosis of acute ischemic strokeSignal intensity ratioFluid-attenuated inversion recoveryAcute stroke patientsOptimal cut-pointMagnetic resonance imagingDiffusion-weighted imagingDWI-FLAIR mismatchStroke onsetTrained assessorsNational InstituteStrokeThrombolytic interventionNegative predictive valueFLAIR hyperintensitiesPatientsInterobserver agreementHyperacute strokeDiffusion-weightedPredictive value
2021
Variability of the Modified Rankin Scale Score Between Day 90 and 1 Year After Ischemic Stroke
de Havenon A, Tirschwell DL, Heitsch L, Cramer SC, Braun R, Cole J, Reddy V, Majersik JJ, Lindgren A, Worrall BB. Variability of the Modified Rankin Scale Score Between Day 90 and 1 Year After Ischemic Stroke. Neurology Clinical Practice 2021, 11: e239-e244. PMID: 34484897, PMCID: PMC8382369, DOI: 10.1212/cpj.0000000000000954.Peer-Reviewed Original ResearchModified Rankin ScaleTrial's primary outcomePrimary outcomeIschemic strokeDay 90Stroke onsetStroke trialsStroke (NINDS) rt-PA Stroke StudyModified Rankin Scale scoreAcute ischemic strokeProportion of patientsIschemic stroke onsetRankin Scale scoreClinical trial designTraditional outcome measuresMRS improvementMRS shiftStroke IIIRecurrent strokeRankin ScaleInterventional managementClinical evolutionStroke StudyRehabilitative therapyAlbumin treatmentDuration of symptomatic stroke and successful reperfusion with endovascular thrombectomy for anterior circulation large vessel occlusive stroke
de Havenon A, Alexander MD, Nogueira RG, Haussen DC, Castonguay AC, Linfante I, Johnson MA, Nguyen TN, Mokin M, Zaidat OO. Duration of symptomatic stroke and successful reperfusion with endovascular thrombectomy for anterior circulation large vessel occlusive stroke. Journal Of NeuroInterventional Surgery 2021, 13: 1128-1131. PMID: 33526478, PMCID: PMC8325713, DOI: 10.1136/neurintsurg-2020-016961.Peer-Reviewed Original ResearchConceptsAcute ischemic stroke patientsIschemic stroke patientsSymptomatic strokeSuccessful reperfusionLogistic regression modelsAcute strokeEndovascular therapyStroke patientsLarge vessel occlusive strokeAnterior circulation occlusionCerebral Infarction scoreReal-world cohortLarge vessel occlusionBalloon guide catheterMiddle cerebral arteryIndividual patient dataInternal carotid arteryProbability of reperfusionLower ratesOcclusive strokeEndovascular thrombectomyMechanical thrombectomySecondary outcomesStroke onsetPrimary outcome
2019
Increased blood pressure variability after acute ischemic stroke increases the risk of death: A secondary analysis of the Virtual International Stroke Trial Archive
de Havenon A, Stoddard G, Saini M, Wong KH, Tirschwell D, Bath P, . Increased blood pressure variability after acute ischemic stroke increases the risk of death: A secondary analysis of the Virtual International Stroke Trial Archive. JRSM Cardiovascular Disease 2019, 8: 2048004019856496. PMID: 31217966, PMCID: PMC6560789, DOI: 10.1177/2048004019856496.Peer-Reviewed Original ResearchBlood pressure variabilityVirtual International Stroke Trials ArchiveAcute ischemic strokePressure variabilityIschemic strokeStudy enrollmentAcute ischemic stroke patientsDiastolic blood pressure variabilitySystolic blood pressure variabilityIschemic stroke patientsOutcome of deathWorse neurologic outcomeDiastolic blood pressureRisk of deathBlood pressure readingsLogistic regression modelsNeurologic outcomeRankin ScaleStroke onsetBlood pressurePrimary outcomeClinical outcomesStroke patientsRetrospective analysisLarge cohort
2017
Determinants of the impact of blood pressure variability on neurological outcome after acute ischaemic stroke
de Havenon A, Bennett A, Stoddard GJ, Smith G, Chung L, O'Donnell S, McNally JS, Tirschwell D, Majersik JJ. Determinants of the impact of blood pressure variability on neurological outcome after acute ischaemic stroke. Stroke And Vascular Neurology 2017, 2: 1. PMID: 28959484, PMCID: PMC5435214, DOI: 10.1136/svn-2016-000057.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedBlood PressureBlood Pressure DeterminationCerebral AngiographyCerebrovascular CirculationCollateral CirculationComputed Tomography AngiographyDisability EvaluationFemaleHumansIschemic StrokeMaleMiddle AgedNeuroimagingPatient AdmissionPerfusion ImagingPredictive Value of TestsPrognosisRecovery of FunctionRetrospective StudiesRisk FactorsTime FactorsConceptsBlood pressure variabilityProximal vessel occlusionAcute ischemic strokeIschemic strokeVessel occlusionNeurological outcomeBPV indicesPressure variabilityAcute anterior circulation ischemic strokeAnterior circulation ischemic strokeIntravenous tissue plasminogen activatorGood collateral vesselsIschemic core volumeLarger mismatch volumeWorse neurological outcomeAcute stroke therapySubset of patientsSystolic blood pressureTissue plasminogen activatorLogistic regression modelsOrdinal logistic regression modelsEndovascular thrombectomyIschemic penumbraStroke onsetStroke outcome