2024
External validation of the SI2NCAL2C score for outcomes following cerebral venous thrombosis
Klein P, Shu L, Lindgren E, de Winter M, Siegler J, Simpkins A, Omran S, Heldner M, de Havenon A, Abdalkader M, Al Kasab S, Stretz C, Wu T, Wilson D, Asad S, Almallouhi E, Frontera J, Kuohn L, Rothstein A, Bakradze E, Henninger N, Zubair A, Sharma R, Kerrigan D, Aziz Y, Mistry E, van Kammen M, Tatlisumak T, Krzywicka K, Aguiar de Sousa D, Jood K, Field T, Yaghi S, Coutinho J, Nguyen T. External validation of the SI2NCAL2C score for outcomes following cerebral venous thrombosis. Journal Of Stroke And Cerebrovascular Diseases 2024, 33: 107720. PMID: 38614162, DOI: 10.1016/j.jstrokecerebrovasdis.2024.107720.Peer-Reviewed Original ResearchConceptsCerebral venous thrombosisArea under the receiver operating characteristic curvePoor outcomeVenous thrombosisCentral nervous system infectionInternational retrospective studyNervous system infectionExternal validation cohortFocal neurological deficitsReceiver operating characteristic curvePoor outcome dataLevels of hemoglobinLack of follow-upPoorer outcome scoresConsecutive patientsClinical presentationRetrospective studyValidation cohortIntracerebral hemorrhageNeurological deficitsFollow-upOutcome scoresSystemic infectionLevels of glucoseInternational cohort
2023
Improvement in the Prediction of Cerebrovascular Events With White Matter Hyperintensity
de Havenon A, Smith E, Sharma R, Falcone G, Bangad A, Prabhakaran S, Sheth K. Improvement in the Prediction of Cerebrovascular Events With White Matter Hyperintensity. Journal Of The American Heart Association 2023, 12: e029374. PMID: 37345754, PMCID: PMC10356061, DOI: 10.1161/jaha.123.029374.Peer-Reviewed Original ResearchConceptsWhite matter hyperintensitiesIncident strokePrimary outcomeHypertensive individualsMatter hyperintensitiesAtherosclerotic cardiovascular disease risk scoreCognitive impairmentCardiovascular disease risk scoreVascular risk factorsCurrent cigarette smokingDisease risk scoreMagnetic resonance imagingLogistic regression modelsRandomization armCerebrovascular eventsVascular riskCigarette smokingPrognostic informationRisk factorsPrognostic abilityRisk scoreCognitive declineResonance imagingDeLong testStroke
2021
White Matter Hyperintensity and Cardiovascular Disease Outcomes in the SPRINT MIND Trial
Sheibani N, Wong KH, Turan TN, Yeatts SD, Gottesman RF, Prabhakaran S, Rost NS, de Havenon A. White Matter Hyperintensity and Cardiovascular Disease Outcomes in the SPRINT MIND Trial. Journal Of Stroke And Cerebrovascular Diseases 2021, 30: 105764. PMID: 33823461, PMCID: PMC8107132, DOI: 10.1016/j.jstrokecerebrovasdis.2021.105764.Peer-Reviewed Original ResearchConceptsSystolic Blood Pressure Intervention TrialWhite matter hyperintensity volumeSystolic blood pressurePrimary outcomeHazard ratioLog-transformed white matter hyperintensity volumeGoal systolic blood pressureLog-transformed continuous variableComposite of strokeIntensive BP loweringHigh cardiovascular riskAcute coronary syndromeCongestive heart failureProspective clinical trialsCardiovascular disease outcomesFuture CVD riskWhite matter hyperintensitiesSubset of participantsBP loweringCardiovascular deathCardiovascular eventsCoronary syndromeCardiovascular riskCVD riskBlood pressureUsing Ultrasound and Inflammation to Improve Prediction of Ischemic Stroke: A Secondary Analysis of the Multi-Ethnic Study of Atherosclerosis
Baradaran H, Delic A, Wong KH, Sheibani N, Alexander M, McNally JS, Majersik JJ, De Havenon A. Using Ultrasound and Inflammation to Improve Prediction of Ischemic Stroke: A Secondary Analysis of the Multi-Ethnic Study of Atherosclerosis. Cerebrovascular Diseases Extra 2021, 11: 37-43. PMID: 33601394, PMCID: PMC7989729, DOI: 10.1159/000514373.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overBiomarkersCarotid Intima-Media ThicknessCarotid StenosisFemaleHumansInflammation MediatorsInterleukin-6Ischemic StrokeMaleMiddle AgedPredictive Value of TestsPrognosisProspective StudiesRisk AssessmentRisk FactorsUltrasonography, DopplerUnited StatesVascular StiffnessConceptsIschemic strokeCarotid distensibilityCarotid stenosisMulti-Ethnic StudyInterleukin-6Primary outcomeRisk factorsInflammation measurementsClinical trial inclusion criteriaSecondary analysisPrimary ischemic strokeIncident ischemic strokeTrial inclusion criteriaVascular risk factorsSystolic blood pressureTraditional risk factorsBaseline study visitCox regression modelIschemic stroke riskStroke risk predictionPrimary prevention effortsUltrasound-derived measurementsIncident strokeMean followPatient age
2020
Poststroke Montreal Cognitive Assessment and Recurrent Stroke in Patients With Symptomatic Intracranial Atherosclerosis
Yaghi S, Cotsonis G, de Havenon A, Prahbakaran S, Romano JG, Lazar RM, Marshall RS, Feldmann E, Liebeskind DS. Poststroke Montreal Cognitive Assessment and Recurrent Stroke in Patients With Symptomatic Intracranial Atherosclerosis. Journal Of Stroke And Cerebrovascular Diseases 2020, 29: 104663. PMID: 32044220, PMCID: PMC8985650, DOI: 10.1016/j.jstrokecerebrovasdis.2020.104663.Peer-Reviewed Original ResearchConceptsMontreal Cognitive AssessmentRecurrent ischemic strokeRecurrent strokeIschemic strokeCognitive impairmentMultivariable Cox regression modelsCognitive AssessmentAggressive medical therapyAnterior circulation stenosisIntracranial Stenosis (SAMMPRIS) trialPreventing Recurrent StrokeStroke recurrence riskLong-term morbiditySymptomatic intracranial atherosclerosisCox regression modelPoststroke cognitive impairmentMean followStroke recurrenceIntracranial atherosclerosisMedical therapyPrimary outcomeArtery stenosisIntracranial stenosisStroke patientsMean age
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
2015
Medial Occipital Lobe Hyperperfusion Identified by Arterial Spin-Labeling: A Poor Prognostic Sign in Patients with Hypoxic-Ischemic Encephalopathy
de Havenon A, Sultan-Qurraie A, Tirschwell D, Cohen W, Majersik J, Andre JB. Medial Occipital Lobe Hyperperfusion Identified by Arterial Spin-Labeling: A Poor Prognostic Sign in Patients with Hypoxic-Ischemic Encephalopathy. American Journal Of Neuroradiology 2015, 36: 2292-2295. PMID: 26338917, PMCID: PMC7964282, DOI: 10.3174/ajnr.a4444.Peer-Reviewed Original ResearchConceptsHypoxic-ischemic encephalopathyModerate hypoxic-ischemic encephalopathyCohort of patientsPoor prognostic signArterial spin-labeling MRArterial spin labelingHospital dischargeAdult patientsPrognostic signPrognostic valueProspective InvestigationUncertain prognosisHyperperfusionPatientsEncephalopathyArterial spin labeling dataCBF mapsHigher likelihoodROI placementVoxel basisSpin labelingQuantitative CBF mapsRegional increaseDistinctive patternsPrognosis