2001
Patterns of functional magnetic resonance imaging activation in association with structural lesions in the rolandic region: a classification system.
Carpentier A, Constable R, Schlosser M, de Lotbinière A, Piepmeier J, Spencer D, Awad I. Patterns of functional magnetic resonance imaging activation in association with structural lesions in the rolandic region: a classification system. Journal Of Neurosurgery 2001, 94: 946-54. PMID: 11409524, DOI: 10.3171/jns.2001.94.6.0946.Peer-Reviewed Original ResearchConceptsFMR imaging activationSurgical interventionRolandic regionMotor cortex plasticityMotor task paradigmFunctional magnetic resonance imagingMotor skillsMagnetic resonance imagingSevere motor impairmentFunctional magnetic resonanceFunctional recoveryLesion sideCortical abnormalitiesMotor cortexControl volunteersCortical malformationsStructural lesionsContralateral hemisphereArteriovenous malformationsBrain lesionsSurgical proceduresMotor impairmentPathological lesionsFunctional reorganizationAuthors' institution
1995
Functional magnetic resonance imaging of sensory and motor cortex: comparison with electrophysiological localization.
Puce A, Constable R, Luby M, McCarthy G, Nobre A, Spencer D, Gore J, Allison T. Functional magnetic resonance imaging of sensory and motor cortex: comparison with electrophysiological localization. Journal Of Neurosurgery 1995, 83: 262-70. PMID: 7616272, DOI: 10.3171/jns.1995.83.2.0262.Peer-Reviewed Original ResearchConceptsSensorimotor cortexFunctional magnetic resonance imagingMagnetic resonance imagingFunctional MR imagingMotor cortexElectrical stimulationResonance imagingMR imagingUseful noninvasive methodSensory tasksRefractory seizuresMedian nerveAxial gradient echo imagesNormal subjectsSensorimotor areasElectrophysiological localizationFunctional assessmentPrimary sensoryCentral sulcusThenar regionCortexMotor tasksNoninvasive methodGradient-echo imagesPatients
1993
Functional brain imaging at 1.5 T using conventional gradient echo MR imaging techniques
Constable R, McCarthy G, Allison T, Anderson A, Gore J. Functional brain imaging at 1.5 T using conventional gradient echo MR imaging techniques. Magnetic Resonance Imaging 1993, 11: 451-459. PMID: 8316058, DOI: 10.1016/0730-725x(93)90463-n.Peer-Reviewed Original ResearchConceptsMotor cortexUse of MRMR imaging techniquesMotor areaEffects of activationNormal volunteersFrontal lobeVisual cortexMR imaging methodsBrain functionFunctional brainCortexExcellent depictionStimulus parametersVisual stimuliBrainGradient-echo imaging sequenceSignal changesImaging sequenceImaging techniquesSimilar responsesMsecActivationPhysiological responsesClinical scanner