2007
Brain Activity Associated With Stimulation Therapy of the Visual Borderzone in Hemianopic Stroke Patients
Marshall RS, Ferrera JJ, Barnes A, Xian Zhang, O'Brien KA, Chmayssani M, Hirsch J, Lazar RM. Brain Activity Associated With Stimulation Therapy of the Visual Borderzone in Hemianopic Stroke Patients. Neurorehabilitation And Neural Repair 2007, 22: 136-144. PMID: 17698955, DOI: 10.1177/1545968307305522.Peer-Reviewed Original ResearchMeSH KeywordsAdaptation, PhysiologicalAdultAgedAttentionBrainBrain MappingCerebrovascular CirculationFemaleFunctional LateralityHemianopsiaHumansMagnetic Resonance ImagingMaleMiddle AgedNeuronal PlasticityPhotic StimulationPhysical Therapy ModalitiesStrokeTreatment OutcomeVisual PathwaysVisual PerceptionConceptsVisual restoration therapyRestoration therapyHemianopic patientsAnterior cingulateHemianopic stroke patientsHigher-order visual areasBilateral anterior cingulateBilateral basal gangliaHome-based treatment programDorsolateral frontal cortexBlood oxygen level-dependent activityBrain activityFunctional magnetic resonance imagingMagnetic resonance imagingBrain Activity AssociatedCondition interactionLevel-dependent activityStroke patientsBasal gangliaBrain injuryStimulation therapyFrontal cortexMiddle temporal regionsRepetitive stimulationVisual therapy
2004
Hypoperfusion without stroke alters motor activation in the opposite hemisphere
Krakauer JW, Radoeva PD, Zarahn E, Wydra J, Lazar RM, Hirsch J, Marshall RS. Hypoperfusion without stroke alters motor activation in the opposite hemisphere. Annals Of Neurology 2004, 56: 796-802. PMID: 15562431, DOI: 10.1002/ana.20286.Peer-Reviewed Original ResearchConceptsIpsilateral activationMiddle cerebral artery diseaseCerebral artery diseaseLarge vessel diseaseAge-matched controlsMotor-related areasNormal motor performanceFunctional magnetic resonanceHemodynamic compromiseVasomotor reactivityArtery diseaseHemispheric hypoperfusionCortical reorganizationInternal carotidHand contralateralPatientsMotor activationMotor tasksMotor performanceHypoperfusionHemispheric activationUnique activationDiseaseActivationMagnetic resonance