ApraxiasApraxia, IdeomotorGait ApraxiaVisual CortexEvoked Potentials, VisualVisual PerceptionVisual AcuityVisual FieldsVisual PathwaysSpeech DisordersOcular Motility DisordersAphasiaAgraphiaGesturesPattern Recognition, VisualPhotic StimulationThalamic DiseasesAtaxiaHypoalbuminemiaPsychomotor PerformanceBasal Ganglia DiseasesNeuropsychological TestsVisual Field TestsArticulation DisordersMagnetic Resonance ImagingVision, OcularVision DisordersStereognosisCerebellar AtaxiaGait AtaxiaAgnosiaSpeech Production MeasurementOlivopontocerebellar AtrophiesHigher Nervous ActivitySpeech TherapyFunctional LateralityDominance, CerebralBrain Mapping