2022
Evaluation of EEG biomarkers of Comprehensive Behavioral Intervention for Tics in children with Tourette syndrome
Morand-Beaulieu S, Crowley MJ, Grantz H, Leckman JF, Scahill L, Sukhodolsky DG. Evaluation of EEG biomarkers of Comprehensive Behavioral Intervention for Tics in children with Tourette syndrome. Clinical Neurophysiology 2022, 142: 75-85. PMID: 35987093, DOI: 10.1016/j.clinph.2022.07.500.Peer-Reviewed Original ResearchConceptsClinical Global Impressions-Improvement scaleYale Global Tic Severity ScaleComprehensive Behavioral InterventionGo/NoGo taskTourette syndromeTreatment outcomesEEG coherenceTic severityNoGo taskBehavioral interventionsFirst-line treatmentTic Severity ScaleClinical outcomesMotor areaSeverity ScaleAlpha frequency bandBlinded evaluatorsTic controlMotor responseEEG biomarkersOutcomesSyndromeBrain mechanismsSeverityIntervention
2021
Electrophysiological signatures of inhibitory control in children with Tourette syndrome and attention-deficit/hyperactivity disorder
Morand-Beaulieu S, Smith SD, Ibrahim K, Wu J, Leckman JF, Crowley MJ, Sukhodolsky DG. Electrophysiological signatures of inhibitory control in children with Tourette syndrome and attention-deficit/hyperactivity disorder. Cortex 2021, 147: 157-168. PMID: 35042055, PMCID: PMC8816877, DOI: 10.1016/j.cortex.2021.12.006.Peer-Reviewed Original ResearchConceptsAttention-deficit/hyperactivity disorderGo/NoGo taskFrontal midline theta oscillationsFrontal midline theta powerEvent-related potentialsNoGo taskHyperactivity disorderInhibitory controlTheta powerTheta oscillationsP300 latencyInhibitory control abilitiesDense-array EEG recordingsDistinct electrophysiological profileTourette syndromeNeural underpinningsElectrophysiological correlatesTask performanceBehavioral performanceElectrophysiological signaturesP300 componentBrain activityN200Control abilityTask