2022
Sex Differences in Endovascular Therapy for Ischemic Stroke: Results From the Get With The Guidelines–Stroke Registry
Demel S, Reeves M, Xu H, Xian Y, Mac Grory B, Fonarow G, Matsouaka R, Smith E, Saver J, Schwamm L. Sex Differences in Endovascular Therapy for Ischemic Stroke: Results From the Get With The Guidelines–Stroke Registry. Stroke 2022, 53: 3099-3106. PMID: 35880521, DOI: 10.1161/strokeaha.122.038491.Peer-Reviewed Original ResearchConceptsEndovascular therapyIschemic strokeHealth Stroke Scale scoreTreatment ratesGuidelines-Stroke hospitalsGuidelines-Stroke registryStroke Scale scoreAcute ischemic strokeSex differencesLarge vessel occlusionMultivariable regression analysisIschemic stroke dischargesEVT useHospital deathHospital mortalityASA guidelinesVessel occlusionOdds ratioScale scoreStroke dischargesSignificant sex differencesWomenNational InstituteMenStatistical adjustment
2020
Acute ischemic stroke: improving access to intravenous tissue plasminogen activator
Turner A, Schwamm L, Etherton M. Acute ischemic stroke: improving access to intravenous tissue plasminogen activator. Expert Review Of Cardiovascular Therapy 2020, 18: 277-287. PMID: 32323590, DOI: 10.1080/14779072.2020.1759422.Peer-Reviewed Original ResearchConceptsAcute ischemic strokeIschemic stroke patientsIschemic strokeStroke patientsTreatment windowAcute ischemic stroke patientsIntravenous tissue plasminogen activatorTreatment ratesUnknown symptom onsetAcute stroke careTissue plasminogen activatorQuality improvement initiativesHealth care resourcesUnited States FoodStroke outcomeSymptom onsetStroke careStroke specialistsStroke systemsTelestroke networkDrug AdministrationAlteplasePatientsPlasminogen activatorStates Food
2018
Neuroimaging Paradigms to Identify Patients for Reperfusion Therapy in Stroke of Unknown Onset
Etherton M, Barreto A, Schwamm L, Wu O. Neuroimaging Paradigms to Identify Patients for Reperfusion Therapy in Stroke of Unknown Onset. Frontiers In Neurology 2018, 9: 327. PMID: 29867736, PMCID: PMC5962731, DOI: 10.3389/fneur.2018.00327.Peer-Reviewed Original ResearchReperfusion therapyIschemic strokeSalvageable ischemic tissueAcute ischemic strokePivotal clinical trialsTreatment of patientsNumber of patientsRisk of infarctionLow treatment ratesUnwitnessed strokeIntravenous alteplaseEndovascular thrombectomyHospital arrivalStroke onsetRevascularization therapySalvageable tissueUnknown onsetClinical trialsClinical dilemmaIschemic tissueStroke researchPatientsTreatment ratesStrokeTherapyDelays in the Air or Ground Transfer of Patients for Endovascular Thrombectomy
Regenhardt RW, Mecca AP, Flavin SA, Boulouis G, Lauer A, Zachrison KS, Boomhower J, Patel AB, Hirsch JA, Schwamm LH, Leslie-Mazwi TM. Delays in the Air or Ground Transfer of Patients for Endovascular Thrombectomy. Stroke 2018, 49: 1419-1425. PMID: 29712881, PMCID: PMC5970980, DOI: 10.1161/strokeaha.118.020618.Peer-Reviewed Original ResearchConceptsEndovascular therapySpoke hospitalsTelestroke networkUnderwent endovascular therapyEndovascular thrombectomyHealth StrokeIschemic strokeClinical outcomesMedian delayHub hospitalInclusion criteriaTelestroke consultsMultivariable regressionTreatment opportunitiesPossible predictorsTreatment ratesPatientsHospitalDaytime transfersLong transfer timesNational Institute
2016
Telestroke—the promise and the challenge. Part two—expansion and horizons
Akbik F, Hirsch J, Chandra R, Frei D, Patel A, Rabinov J, Rost N, Schwamm L, Leslie-Mazwi T. Telestroke—the promise and the challenge. Part two—expansion and horizons. Journal Of NeuroInterventional Surgery 2016, 9: 361. PMID: 26984867, DOI: 10.1136/neurintsurg-2016-012340.Peer-Reviewed Original ResearchConceptsSpecialist careMajor public health concernAcute ischemic strokeTime-sensitive therapiesExamination of patientsUse of telemedicinePublic health concernNovel therapeutic platformIntravenous thrombolysisStroke preventionEndovascular thrombectomyIschemic strokeStroke presentationStroke expertiseTreatment benefitVideo consultationsTreatment ratesHealth concernTelestrokeCarePotential roleStrokeSensitive therapyTherapeutic platformThrombectomyTelestroke—the promise and the challenge. Part one: growth and current practice
Akbik F, Hirsch J, Chandra R, Frei D, Patel A, Rabinov J, Rost N, Schwamm L, Leslie-Mazwi T. Telestroke—the promise and the challenge. Part one: growth and current practice. Journal Of NeuroInterventional Surgery 2016, 9: 357. PMID: 26984868, DOI: 10.1136/neurintsurg-2016-012291.Peer-Reviewed Original ResearchConceptsSpecialist careMajor public health concernAcute ischemic strokeLarge vessel occlusionManagement of patientsTime-sensitive therapiesExamination of patientsUse of telemedicinePublic health concernIntravenous thrombolysisEndovascular thrombectomyIschemic strokeStroke presentationStroke expertiseVessel occlusionTreatment benefitVideo consultationsTreatment ratesHealth concernTelestrokeCurrent practicePatientsStrokeSensitive therapyCare
2012
Emergency Medical Service Hospital Prenotification Is Associated With Improved Evaluation and Treatment of Acute Ischemic Stroke
Lin C, Peterson E, Smith E, Saver J, Liang L, Xian Y, Olson D, Shah B, Hernandez A, Schwamm L, Fonarow G. Emergency Medical Service Hospital Prenotification Is Associated With Improved Evaluation and Treatment of Acute Ischemic Stroke. Circulation Cardiovascular Quality And Outcomes 2012, 5: 514-522. PMID: 22787065, DOI: 10.1161/circoutcomes.112.965210.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overBrain IschemiaCommunicationEmergency Medical ServicesEmergency Service, HospitalFemaleFibrinolytic AgentsGuideline AdherenceHealth Services AccessibilityHospitalsHumansLogistic ModelsMaleMiddle AgedMultivariate AnalysisOutcome and Process Assessment, Health CarePractice Guidelines as TopicQuality ImprovementRegistriesStrokeThrombolytic TherapyTime FactorsTime-to-TreatmentTissue Plasminogen ActivatorTreatment OutcomeUnited StatesConceptsAcute ischemic strokeTissue plasminogen activatorNeedle timeEMS prenotificationHospital prenotificationIschemic strokeEligible patientsShorter doorIntravenous tissue plasminogen activatorClustering of patientsShorter symptom onsetQuality of careGuidelines-StrokeTPA useSymptom onsetPotential strokeStroke treatmentPatientsPoisson regressionStrokeTreatment ratesIncoming patientsGreater likelihoodPrenotificationMinutesImplementation of a patient selection protocol for intra-arterial therapy increases treatment rates in patients with acute ischemic stroke
Rost N, Smith E, Nogueira R, Fitzpatrick K, Yoo A, Hirsch J, Schwamm L. Implementation of a patient selection protocol for intra-arterial therapy increases treatment rates in patients with acute ischemic stroke. Journal Of NeuroInterventional Surgery 2012, 5: i44. PMID: 22611045, PMCID: PMC3777532, DOI: 10.1136/neurintsurg-2011-010240.Peer-Reviewed Original ResearchConceptsIntra-arterial therapyAcute ischemic strokePatient selection protocolLTB patientsIschemic strokeIntravenous tissue plasminogen activatorNIH Stroke Scale scoreTreatment ratesProximal artery occlusionStroke Scale scoreTissue plasminogen activatorProtocol adoptionStroke durationInfarct volumeArtery occlusionMost patientsMultivariable adjustmentIndependent predictorsPatient selectionStroke databasePatientsScale scorePlasminogen activatorStudy periodBrain imagingUse of Tissue-Type Plasminogen Activator Before and After Publication of the European Cooperative Acute Stroke Study III in Get With The Guidelines-Stroke
Messé S, Fonarow G, Smith E, Kaltenbach L, Olson D, Kasner S, Schwamm L. Use of Tissue-Type Plasminogen Activator Before and After Publication of the European Cooperative Acute Stroke Study III in Get With The Guidelines-Stroke. Circulation Cardiovascular Quality And Outcomes 2012, 5: 321-326. PMID: 22550132, DOI: 10.1161/circoutcomes.111.964064.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overEuropeFemaleFibrinolytic AgentsGuideline AdherenceHumansInfusions, IntravenousLinear ModelsMaleMiddle AgedMultivariate AnalysisOdds RatioOutcome and Process Assessment, Health CarePractice Guidelines as TopicStrokeThrombolytic TherapyTime FactorsTissue Plasminogen ActivatorTreatment OutcomeUnited StatesConceptsAcute ischemic strokeEuropean Cooperative Acute Stroke Study (ECASS) IIIECASS IIITreatment of patientsUse of tPAEligible patientsHours of AISProportion of patientsStudy IIITissue-type plasminogen activatorGuidelines-StrokeIschemic strokeMedian doorNeedle timePatientsClinical practiceTreatment ratesPlasminogen activatorSignificant increaseHoursLater time windowAdverse affectsTPATreatmentProportion