2023
Left ventricular hypertrophy and left atrial size are associated with ischemic strokes among non-vitamin K antagonist oral anticoagulant users
Das A, Gökçal E, Fouks A, Horn M, Regenhardt R, Viswanathan A, Singhal A, Schwamm L, Greenberg S, Gurol M. Left ventricular hypertrophy and left atrial size are associated with ischemic strokes among non-vitamin K antagonist oral anticoagulant users. Journal Of Neurology 2023, 270: 5578-5588. PMID: 37548681, PMCID: PMC11111216, DOI: 10.1007/s00415-023-11916-7.Peer-Reviewed Original ResearchPrior cerebrovascular eventsAtrial volume indexVentricular hypertrophyCerebrovascular eventsNOAC usersAtrial sizeIS recurrenceSevere white matter hyperintensitiesVolume indexCerebral small vessel diseaseOral anticoagulant usersChronic renal failureRisk of strokeCox regression analysisQuaternary care centerSmall vessel diseaseAge-matched controlsWhite matter hyperintensitiesMultivariable regression modelsAnticoagulant usersApixaban useDabigatran useResults112 patientsMultivariable adjustmentOral anticoagulantsMechanistic Implications of Cortical Superficial Siderosis in Patients With Mixed Location Intracerebral Hemorrhage and Cerebral Microbleeds
Das A, Gokcal E, Biffi A, Regenhardt R, Pasi M, Abramovitz Fouks A, Viswanathan A, Goldstein J, Schwamm L, Rosand J, Greenberg S, Gurol M. Mechanistic Implications of Cortical Superficial Siderosis in Patients With Mixed Location Intracerebral Hemorrhage and Cerebral Microbleeds. Neurology 2023, 101: e636-e644. PMID: 37290968, PMCID: PMC10424843, DOI: 10.1212/wnl.0000000000207476.Peer-Reviewed Original ResearchConceptsCortical superficial siderosisCerebral microbleedsSuperficial siderosisIntracerebral hemorrhageHypertensive end-organ damagePresence of CMBsCerebral small vessel diseaseAdjusted hazard ratioEnd-organ damageCoronary artery diseaseDeep cerebral microbleedsSmall vessel diseaseImaging-based classificationLogistic regression modelsICH survivorsProspective databaseHazard ratioReferral centerArtery diseaseConsecutive patientsVentricular hypertrophyVessel diseaseICH recurrenceWarrant confirmationICH risk
2022
Improving detection of cerebral small vessel disease aetiology in patients with isolated lobar intracerebral haemorrhage
Das A, Gokcal E, Regenhardt R, Horn M, Schwab K, Daoud N, Viswanathan A, Kimberly W, Goldstein J, Biffi A, Rost N, Rosand J, Schwamm L, Greenberg S, Gurol M. Improving detection of cerebral small vessel disease aetiology in patients with isolated lobar intracerebral haemorrhage. Stroke And Vascular Neurology 2022, 8: 26-33. PMID: 35981809, PMCID: PMC9985798, DOI: 10.1136/svn-2022-001653.Peer-Reviewed Original ResearchConceptsLeft ventricular hypertrophyCerebral amyloid angiopathyLobar intracerebral hemorrhageIntracerebral hemorrhageImaging markerFrequency of LVHCerebral small vessel diseaseSmall vessel diseaseAetiologic groupsLobar lacunesAmyloid angiopathyVentricular hypertrophyVessel diseasePresence/distributionPatientsDisease etiologyHemorrhageLacunesMarkersRegression modelsAngiopathyHigh frequencyHypertrophyEtiologyDisease
2021
Idiopathic primary intraventricular hemorrhage and cerebral small vessel disease
Das A, Regenhardt R, Gokcal E, Horn M, Daoud N, Schwab K, Rost N, Viswanathan A, Kimberly W, Goldstein J, Biffi A, Schwamm L, Rosand J, Greenberg S, Gurol M. Idiopathic primary intraventricular hemorrhage and cerebral small vessel disease. International Journal Of Stroke 2021, 17: 645-653. PMID: 34427471, PMCID: PMC10947797, DOI: 10.1177/17474930211043957.Peer-Reviewed Original ResearchConceptsCerebral small vessel diseaseCerebral amyloid angiopathyPrimary intraventricular hemorrhageIdiopathic primary intraventricular hemorrhageProbable cerebral amyloid angiopathyAmyloid angiopathySmall vessel diseaseIntraventricular hemorrhageVessel diseaseMean initial blood pressureNon-traumatic intracerebral hemorrhageBrain magnetic resonance imagingInitial blood pressurePrimary intraparenchymal hemorrhageSingle referral centerBrain magnetic resonanceMagnetic resonance imagingCSVD subtypesBoston criteriaReferral centerBlood pressureConsecutive patientsCerebral amyloidIntracerebral hemorrhageIntraparenchymal hemorrhageEffect of Long-term Continuous Cardiac Monitoring vs Usual Care on Detection of Atrial Fibrillation in Patients With Stroke Attributed to Large- or Small-Vessel Disease
Bernstein R, Kamel H, Granger C, Piccini J, Sethi P, Katz J, Vives C, Ziegler P, Franco N, Schwamm L, Acosta I, Jamnadas P, Manda S, Alimohammad R, Arias V, Tempro K, Ward K, Asi K, Choudhuri I, Guerrero W, Kalia J, Niazi I, Sajjad R, Thavapalan V, Assar M, Banchs J, Black J, Cheung P, Donsky A, Graybeal D, Hasan R, Mir O, Nguyen C, Olsovsky G, Rasmussen J, Hasabnis S, Reeves R, Rowley C, Sharma J, Smith M, Bonyak K, Sackett M, Allred J, Sethi P, Jung R, Lynch J, Rowe S, Dash S, Glotzer T, Jamal S, Radoslovich G, Shukla G, Zimmerman J, Hussein H, Zhu D, Krueger K, Ostrander M, Ramirez D, Shultz J, Simonson J, Cucchiara B, Deo R, Frankel D, Jia J, Kasner S, Luciano J, Messe S, Mullen M, Santangeli P, Schaller R, Yuan Q, Bledsoe D, Cajavilca C, Chiu D, Gadhia R, Grimes M, Katz L, Moye S, Rami T, Thomas A, Volpi J, Al Balushi A, Boyd C, Choudry S, Dhamoon M, Dukkipati S, Goltz D, Hao Q, Horowitz D, Kaur G, Koruth J, Kurian C, Langan M, Matos Diaz I, Miller M, Reddy V, Sheinart K, Stein L, Tansy A, Tuhrim S, Weinberger J, Whang W, Cross J, Kreger H, Saltzman M, Zide K, Bansal S, Bernabei M, Flaster M, Barrett C, Etherton M, Heist E, Lubitz S, Regenhardt R, Sharma R, Silverman S, Sloane K, Viswanathan A, Doshi A, Logan W, Malik M, Rempe D, Arora R, Beldner S, Epstein L, Ismail H, Jadonath R, Katz J, Libman R, Moussavi M, Patel A, Patel A, Willner J, Wright P, Caprio F, Kim S, Mendelson S, Passman R, Ruff I, Alsorogi M, Chaudhary G, Morris K, Mullins S, Talpur N, Thomas K, Chancellor B, Chinitz L, Culpepper A, Fara M, Ishida K, Lillemoe K, Lord A, Torres J, Zhang C, Abi-Samra F, Bernard M, Carter J, Chokhawala H, Downey A, Khatib S, Morin D, Polin G, Rogers P, Vidal G, Zweifler R, Belt G, Felberg R, Furer S, Hanna J, McCall-Brown A, Seeger S, Reddy R, Skalabrin E, Soik D, Wilder M, Kearney M, LaFranchise E, Parker B, Pickett R, Bonaguidi H, Gibson D, Kalafut M, Mattera B, Olson N, Parker M, Rogers J, Uddin P, Chang C, Graner S, Kipta J, Salem R, Singh D, Al-Awwad A, Beaver B, Chaudhary S, Clayton S, Delpirou Nouh C, Garabelli P, Gordon D, Pakala A, Ray B, Saucedo S, Sidorov E, Stavrakis S, Ching M, Deline C, Hourihane J, Kandel A, Kim C, Magun R, Mowla A, Sawyer R, Switzer D, Badhwar N, Lee R, Meisel K, Smith W, Alkahalifah M, Aroor S, Asdaghi N, Bhatt N, Del Brutto V, Dillon G, Gadient P, Koch S, Lambrakos L, Malik A, Marulanda-Londono E, Memon Z, Mendoza I, Mitrani R, Ortiz G, Ramano J, Sur N, Torres L, Daniels J, Johnson M, Magadan A, Shang T, Mcclelland N, Merriam T, Neisen K. Effect of Long-term Continuous Cardiac Monitoring vs Usual Care on Detection of Atrial Fibrillation in Patients With Stroke Attributed to Large- or Small-Vessel Disease. JAMA 2021, 325: 2169-2177. PMID: 34061145, PMCID: PMC8170544, DOI: 10.1001/jama.2021.6470.Peer-Reviewed Original ResearchConceptsSmall vessel diseaseAtrial fibrillationUsual careCardiac monitoringIndex strokeICM groupControl groupAdditional stroke risk factorsProcedure-related adverse eventsAF incidence ratesMore atrial fibrillationCHA2DS2-VASc scorePrimary end pointStroke risk factorsIncident atrial fibrillationMulticenter clinical trialAF detectionContinuous cardiac monitoringLong-term cardiac monitoringEligible patientsAdverse eventsIschemic strokeHolter monitoringRisk factorsClinical trials
2020
Cerebral Small Vessel Diseases and Sleep Related Strokes
Lauer A, Ay H, Bianchi M, Charidimou A, Boulouis G, Ayres A, Vashkevich A, Schwab K, Singhal A, Viswanathan A, Rost N, Goldstein J, Rosand J, Schwamm L, Greenberg S, Gurol M. Cerebral Small Vessel Diseases and Sleep Related Strokes. Journal Of Stroke And Cerebrovascular Diseases 2020, 29: 104606. PMID: 31937490, DOI: 10.1016/j.jstrokecerebrovasdis.2019.104606.Peer-Reviewed Original ResearchConceptsSmall vessel diseaseCerebral small vessel diseaseSmall artery occlusionIntracerebral hemorrhageIschemic strokeHemorrhagic strokeICH patientsVessel diseasePresence of SVDCerebral amyloid angiopathyLobar intracerebral hemorrhageICH cohortArtery occlusionSymptom onsetAmyloid angiopathyHemodynamic changesIS cohortRisk factorsStroke systemsCausative ClassificationStrokePatientsCohortDeep locationDisease
2017
Recrudescence of Deficits After Stroke: Clinical and Imaging Phenotype, Triggers, and Risk Factors
Topcuoglu M, Saka E, Silverman S, Schwamm L, Singhal A. Recrudescence of Deficits After Stroke: Clinical and Imaging Phenotype, Triggers, and Risk Factors. JAMA Neurology 2017, 74: 1048-1055. PMID: 28783808, PMCID: PMC5710180, DOI: 10.1001/jamaneurol.2017.1668.Peer-Reviewed Original ResearchConceptsTransient ischemic attackRisk factorsIschemic attackChronic strokeMean ageDiagnostic criteriaPSR groupHealth Stroke Scale scoreIntravenous tissue plasminogen activatorMiddle cerebral artery territoryResearch Patient Data RepositoryCrossover cohort studyHypertensive brain hemorrhagePatients' mean ageStroke Scale scoreFocal neurologic deficitsSmall vessel diseaseCase-control studyPreliminary diagnostic criteriaTissue plasminogen activatorStroke-related deficitsMagnetic resonance imagingWhite matter tractsDiffusion-weighted imagingPatient data repositoryStroke of Known Cause and Underlying Atrial Fibrillation (STROKE-AF) randomized trial: Design and rationale
Bernstein R, Kamel H, Granger C, Kowal R, Ziegler P, Schwamm L. Stroke of Known Cause and Underlying Atrial Fibrillation (STROKE-AF) randomized trial: Design and rationale. American Heart Journal 2017, 190: 19-24. PMID: 28760209, DOI: 10.1016/j.ahj.2017.04.007.Peer-Reviewed Original ResearchConceptsApparent atrial fibrillationInsertable cardiac monitorSmall vessel diseaseLarge vessel atherosclerosisStandard of careVessel diseaseIschemic strokeAtrial fibrillationPost-market clinical trialArrhythmia monitoringSecondary stroke preventionOral anticoagulation therapyContinuous arrhythmia monitoringAntithrombotic treatmentOral anticoagulationAnticoagulation therapyStroke preventionIntracranial atherosclerosisStroke etiologyClinical trialsIncidence rateCardiac monitorPatientsCardiac monitoringStroke