2024
Cervical Dissection in Patients With Tandem Lesions Is Associated With Distal Embolism and Lower Recanalization Success
Galecio-Castillo M, Guerrero W, Hassan A, Farooqui M, Jumaa M, Divani A, Abraham M, Petersen N, Fifi J, Malik A, Siegler J, Nguyen T, Sheth S, Yoo A, Linares G, Janjua N, Quispe-Orozco D, Olivé-Gadea M, Tekle W, Zaidi S, Sabbagh S, Barkley T, Prasad A, De Leacy R, Abdalkader M, Salazar-Marioni S, Soomro J, Gordon W, Turabova C, Rodriguez-Calienes A, Dibas M, Mokin M, Yavagal D, Ribo M, Jovin T, Ortega-Gutierrez S. Cervical Dissection in Patients With Tandem Lesions Is Associated With Distal Embolism and Lower Recanalization Success. Stroke 2024, 55: 1808-1817. PMID: 38913799, DOI: 10.1161/strokeaha.123.046148.Peer-Reviewed Original ResearchMeSH KeywordsAgedCarotid Artery, Internal, DissectionCarotid StenosisEmbolismEndovascular ProceduresFemaleHumansMaleMiddle AgedRetrospective StudiesTreatment OutcomeConceptsInternal carotid arteryCervical internal carotid arteryDistal embolizationModified ThrombolysisTandem lesionsMulticenter retrospective cohort studyParenchymal hematoma type 2Internal carotid artery stenosis/occlusionModified Rankin Scale scoreSymptomatic intracranial hemorrhageInverse probability of treatment weightingCerebral Infarction scoreCervical ICA dissectionRetrospective cohort studyProbability of treatment weightingRankin Scale scoreAssociated with higher ratesFunctional independenceRates of hypertensionAssociated with distal embolizationSelf-expanding stentsDissection etiologyRisk of distal embolizationICA occlusionCervical dissectionAutomated detection of early signs of irreversible ischemic change on CTA source images in patients with large vessel occlusion
Mak A, Matouk C, Avery E, Behland J, Haider S, Frey D, Madai V, Vajkoczy P, Griessenauer C, Zand R, Hendrix P, Abedi V, Sanelli P, Falcone G, Petersen N, Sansing L, Sheth K, Payabvash S, Malhotra A. Automated detection of early signs of irreversible ischemic change on CTA source images in patients with large vessel occlusion. PLOS ONE 2024, 19: e0304962. PMID: 38870240, PMCID: PMC11175522, DOI: 10.1371/journal.pone.0304962.Peer-Reviewed Original ResearchConceptsDiffusion-weighted imagingLarge vessel occlusionIrreversible ischemic changesPoor functional outcomeFunctional outcomesIschemic changesInfarct volumeAlberta Stroke Program Early CT ScorePredicting poor functional outcomeVessel occlusionFollow-up diffusion-weighted imagingAnterior circulation LVO strokeCTA source imagesReceiver operating characteristic curveExpert human readersPredicting final infarctionASPECTS regionsAdmission CTANon-inferior performanceBaseline CTACT scoreFinal infarctEndovascular therapyHU attenuationValidation cohortDeviation From Personalized Blood Pressure Targets Correlates With Worse Outcome After Successful Recanalization
Zhang Z, Pu Y, Yu L, Bai H, Duan W, Liu X, Nie X, Wen Z, Zheng L, Hu X, Leng X, Pan Y, Petersen N, Liu L. Deviation From Personalized Blood Pressure Targets Correlates With Worse Outcome After Successful Recanalization. Journal Of The American Heart Association 2024, 13: e033633. PMID: 38533955, PMCID: PMC11179781, DOI: 10.1161/jaha.123.033633.Peer-Reviewed Original ResearchMeSH KeywordsBlood PressureBrain IschemiaEndovascular ProceduresHumansInfarctionIschemic StrokeRetrospective StudiesStrokeThrombectomyTreatment OutcomeConceptsBlood pressure targetsBlood pressureAutoregulatory limitsWorse outcomesAssociated with symptomatic intracranial hemorrhageAssociated with unfavorable clinical outcomesPressure targetsAssociated with worse outcomesAssociated with poor outcomesSignificant infarction growthSymptomatic intracranial hemorrhageUnfavorable clinical outcomeLarge vessel occlusion strokeAcute ischemic strokeMean velocity indexIntracranial hemorrhageBP management strategiesNeurological deteriorationClinical outcomesInfarct growthPoor outcomeEndovascular thrombectomyOcclusion strokeRecanalizationIschemic stroke
2023
Association of Blood Pressure Variability With Death and Discharge Destination Among Critically Ill Patients With and Without Stroke
Stulberg E, Harris B, Zheutlin A, Delic A, Sheibani N, Anadani M, Yaghi S, Petersen N, de Havenon A. Association of Blood Pressure Variability With Death and Discharge Destination Among Critically Ill Patients With and Without Stroke. Neurology 2023, 101: e1145-e1157. PMID: 37487742, PMCID: PMC10513881, DOI: 10.1212/wnl.0000000000207599.Peer-Reviewed Original ResearchMeSH KeywordsAdultBlood PressureCritical IllnessHospital MortalityHumansPatient DischargeRetrospective StudiesStrokeConceptsAverage real variabilityNonstroke patientsDischarge destinationHospital deathIschemic strokeIll patientsIllness severityWorse outcomesAdult intensive care unit patientsMinimum mean arterial pressureIntensive care unit patientsIntensive Care III databaseBlood pressure goalsAcute ischemic strokeMean arterial pressureBlood pressure variabilityCare unit patientsRisk of deathMedical Information MartUnit patientsArterial pressureIntracerebral hemorrhageSubarachnoid hemorrhageRisk factorsEffect modificationImaging biomarkers of cerebral edema automatically extracted from routine CT scans of large vessel occlusion strokes
Dhar R, Kumar A, Chen Y, Begunova Y, Olexa M, Prasad A, Carey G, Gonzalez I, Bhatia K, Hamed M, Heitsch L, Mainali S, Petersen N, Lee J. Imaging biomarkers of cerebral edema automatically extracted from routine CT scans of large vessel occlusion strokes. Journal Of Neuroimaging 2023, 33: 606-616. PMID: 37095592, PMCID: PMC10524672, DOI: 10.1111/jon.13109.Peer-Reviewed Original ResearchMeSH KeywordsBiomarkersBrain EdemaBrain IschemiaEdemaHumansInfarctionIschemic StrokeRetrospective StudiesStrokeTissue Plasminogen ActivatorTomography, X-Ray ComputedWaterConceptsLarge vessel occlusion strokeMidline shiftCSF ratioMalignant edemaCerebral edemaOcclusion strokeCerebrospinal fluidAlberta Stroke Program Early CT ScoreCSF volumeTissue plasminogen activator treatmentHealth Stroke ScalePlasminogen activator treatmentRoutine CT scansNet water uptakeDecompressive surgeryInfarct volumeStroke ScaleOsmotic therapyBaseline CTCT scoreHemispheric volumeRoutine CTSerial CTContralateral regionsCT scanEmergent external ventricular drain placement in patients with factor Xa inhibitor-associated intracerebral hemorrhage after reversal with andexanet alfa
Ammar A, Elsamadicy A, Ammar M, Reeves B, Koo A, Falcone G, Hwang D, Petersen N, Kim J, Beekman R, Prust M, Magid-Bernstein J, Acosta J, Herbert R, Sheth K, Matouk C, Gilmore E. Emergent external ventricular drain placement in patients with factor Xa inhibitor-associated intracerebral hemorrhage after reversal with andexanet alfa. Clinical Neurology And Neurosurgery 2023, 226: 107621. PMID: 36791588, DOI: 10.1016/j.clineuro.2023.107621.Peer-Reviewed Original ResearchMeSH KeywordsAdultCerebral HemorrhageDrainageFactor XaFactor Xa InhibitorsFibrinolytic AgentsHumansProspective StudiesRecombinant ProteinsRetrospective StudiesThrombosisConceptsAndexanet alfaExtra-axial hemorrhageEVD placementThrombotic eventsNew hemorrhagePrimary safety outcomeExternal ventricular drain placementLarge prospective studiesIntensive care unitIntracerebral hemorrhage patientsVentricular drain placementBolus patientsHospital lengthHospital LOSICU LOSTract hemorrhageRankin scoreSecondary outcomesAdult patientsBolus groupPrimary outcomeCare unitIntracerebral hemorrhageLong administration timeHemorrhage patients
2019
Decreases in Blood Pressure During Thrombectomy Are Associated With Larger Infarct Volumes and Worse Functional Outcome
Petersen NH, Ortega-Gutierrez S, Wang A, Lopez GV, Strander S, Kodali S, Silverman A, Zheng-Lin B, Dandapat S, Sansing LH, Schindler JL, Falcone GJ, Gilmore EJ, Amin H, Cord B, Hebert RM, Matouk C, Sheth KN. Decreases in Blood Pressure During Thrombectomy Are Associated With Larger Infarct Volumes and Worse Functional Outcome. Stroke 2019, 50: 1797-1804. PMID: 31159701, PMCID: PMC6787912, DOI: 10.1161/strokeaha.118.024286.Peer-Reviewed Original ResearchConceptsFinal infarct volumeWorse functional outcomeInfarct volumeEndovascular thrombectomyFunctional outcomeOcclusion strokeCerebral infarction 2b/3 reperfusionPressure reductionLarge vessel intracranial occlusionsGreater infarct growthBlood pressure reductionComprehensive stroke centerPercent of patientsBlood pressure managementLarger infarct volumesModified Rankin ScaleRankin Scale scoreMultivariable logistic regressionRelative hypotensionSustained hypotensionInfarct progressionNinety patientsInfarct growthIschemic penumbraIschemic stroke