2023
Outcomes of recurrent stroke in patients with atrial fibrillation according to presumed etiology
Pedreira B, Zachrison K, Singhal A, Yan Z, Oliveira-Filho J, Schwamm L. Outcomes of recurrent stroke in patients with atrial fibrillation according to presumed etiology. Arquivos De Neuro-Psiquiatria 2023, 81: 616-623. PMID: 37336506, PMCID: PMC10371407, DOI: 10.1055/s-0043-1769124.Peer-Reviewed Original ResearchConceptsUndetermined stroke etiologyAtrial fibrillationRecurrent strokeStroke etiologyAF patientsFavorable outcomeAcademic comprehensive stroke centerHealth Stroke Scale scoreMedian National InstitutesSingle-center sampleComprehensive stroke centerRecurrent ischemic strokeStroke Scale scoreHistory of strokePotent risk factorDifferent treatment strategiesHospital mortalitySecondary prophylaxisReperfusion therapyCardioembolic strokeIschemic strokeStroke centersDischarge outcomesRisk factorsTreatment strategies
2021
Oral Anticoagulation and Adverse Outcomes after Ischemic Stroke in Heart Failure Patients without Atrial Fibrillation
Saeed O, Zhang S, Patel S, Jorde U, Garcia M, Bulcha N, Gupta T, Xian Y, Matsouaka R, Shah S, Smith E, Schwamm L, Fonarow G. Oral Anticoagulation and Adverse Outcomes after Ischemic Stroke in Heart Failure Patients without Atrial Fibrillation. Journal Of Cardiac Failure 2021, 27: 857-864. PMID: 33975786, PMCID: PMC8355019, DOI: 10.1016/j.cardfail.2021.02.017.Peer-Reviewed Original ResearchConceptsOral anticoagulationRecurrent ischemic strokeAcute ischemic strokeIschemic strokeHeart failureAtrial fibrillationOlder patientsHistory of HFInitiation of OACCox proportional hazard ratiosProportional hazard ratiosHeart failure patientsKaplan-Meier curvesClinical registry dataCause bleedingEligible patientsAdverse eventsCumulative incidenceFailure patientsHazard ratioSuch patientsYear mortalityAdverse outcomesClinical covariatesRegistry data
2015
Real world effectiveness of warfarin among ischemic stroke patients with atrial fibrillation: observational analysis from Patient-Centered Research into Outcomes Stroke Patients Prefer and Effectiveness Research (PROSPER) study
Xian Y, Wu J, O'Brien E, Fonarow G, Olson D, Schwamm L, Bhatt D, Smith E, Suter R, Hannah D, Lindholm B, Maisch L, Greiner M, Lytle B, Pencina M, Peterson E, Hernandez A. Real world effectiveness of warfarin among ischemic stroke patients with atrial fibrillation: observational analysis from Patient-Centered Research into Outcomes Stroke Patients Prefer and Effectiveness Research (PROSPER) study. The BMJ 2015, 351: h3786. PMID: 26232340, PMCID: PMC4521370, DOI: 10.1136/bmj.h3786.Peer-Reviewed Original ResearchConceptsMajor adverse cardiovascular eventsIschemic stroke patientsCoronary artery diseaseIschemic strokeWarfarin treatmentAtrial fibrillationArtery diseaseStroke patientsRisk of MACEImproved long-term clinical outcomesPrevious coronary artery diseaseLong-term clinical outcomesMore daysAdverse cardiovascular eventsHealth Stroke ScaleRecurrent ischemic strokeTerm clinical outcomesAtrial fibrillation patientsSurvivors of strokeLongitudinal outcomesReal-world effectivenessPatient prefersCardiovascular eventsOral anticoagulantsStroke Program
2006
Transient ischemic attack with infarction: A unique syndrome?
Ay H, Koroshetz W, Benner T, Vangel M, Wu O, Schwamm L, Sorensen A. Transient ischemic attack with infarction: A unique syndrome? International Congress Series 2006, 1290: 45-55. DOI: 10.1016/j.ics.2006.04.007.Peer-Reviewed Original ResearchTransient ischemic attackIschemic strokeIschemic attackSymptom durationDistinct prognostic featuresSeparate clinical syndromesRecurrent ischemic strokeMinor ischemic strokeUnderwent diffusion-weighted imagingDiffusion-weighted imagingInfarct volumeConsecutive patientsTIA ratePrognostic featuresTransient symptomsBrain syndromeClinical syndromeUnique syndromeInfarctionPatientsStrokeSyndromeSymptomsDurationInfarcts
2005
Transient ischemic attack with infarction: A unique syndrome?
Ay H, Koroshetz W, Benner T, Vangel M, Wu O, Schwamm L, Sorensen A. Transient ischemic attack with infarction: A unique syndrome? Annals Of Neurology 2005, 57: 679-686. PMID: 15852402, DOI: 10.1002/ana.20465.Peer-Reviewed Original ResearchConceptsTransient ischemic attackIschemic strokeIschemic attackSymptom durationDistinct prognostic featuresSeparate clinical syndromesRecurrent ischemic strokeMinor ischemic strokeUnderwent diffusion-weighted imagingDiffusion-weighted imagingInfarct volumeConsecutive patientsTIA ratePrognostic featuresTransient symptomsBrain syndromeClinical syndromeUnique syndromeInfarctionPatientsStrokeSyndromeSymptomsDurationInfarcts