2023
Functional connectivity during tic suppression predicts reductions in vocal tics following behavior therapy in children with Tourette syndrome
Morand-Beaulieu S, Crowley M, Grantz H, Leckman J, Sukhodolsky D. Functional connectivity during tic suppression predicts reductions in vocal tics following behavior therapy in children with Tourette syndrome. Psychological Medicine 2023, 53: 7857-7864. PMID: 37485677, PMCID: PMC10755221, DOI: 10.1017/s0033291723001940.Peer-Reviewed Original ResearchConceptsVoluntary tic suppressionTic suppressionVocal tic severityFunctional connectivityTic severityTourette syndromeRight superior frontal gyrusFirst-line treatmentBehavior therapyComprehensive Behavioral InterventionSuperior frontal gyrusRight angular gyrusVocal ticsFunctional brain networksBehavioral interventionsUsual control conditionFrontal gyrusBaselineAngular gyrusSeverityBrain networksSyndromeChildrenTherapyGyrusProtocol description for a randomized controlled trial of fMRI neurofeedback for tics in adolescents with Tourette Syndrome
Awasthi J, Harris-Starling C, Kalvin C, Pittman B, Park H, Bloch M, Fernandez T, Sukhodolsky D, Hampson M. Protocol description for a randomized controlled trial of fMRI neurofeedback for tics in adolescents with Tourette Syndrome. Psychiatry Research Neuroimaging 2023, 336: 111692. PMID: 37673711, PMCID: PMC10722977, DOI: 10.1016/j.pscychresns.2023.111692.Peer-Reviewed Case Reports and Technical NotesConceptsTourette syndromeFunctional magnetic resonance imagingStudy protocolChronic tic disorderSupplementary motor areaLower functional connectivityMagnetic resonance imagingResearch study protocolLarge trialsClinical trialsTic disordersMotor areaBrain areasControl groupResonance imagingBrain regionsNew trialsFunctional connectivityNeurofeedback interventionFMRI neurofeedbackNF protocolTrialsNF studiesSyndromeIntervention
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
Increased Alpha-Band Connectivity During Tic Suppression in Children With Tourette Syndrome Revealed by Source Electroencephalography Analyses
Morand-Beaulieu S, Wu J, Mayes LC, Grantz H, Leckman JF, Crowley MJ, Sukhodolsky DG. Increased Alpha-Band Connectivity During Tic Suppression in Children With Tourette Syndrome Revealed by Source Electroencephalography Analyses. Biological Psychiatry Cognitive Neuroscience And Neuroimaging 2021, 8: 241-250. PMID: 33991741, PMCID: PMC8589865, DOI: 10.1016/j.bpsc.2021.05.001.Peer-Reviewed Original ResearchConceptsTourette syndromeTic suppressionNetwork-based statisticsDefault mode networkCortical regionsRight superior frontal gyrusMode networkAge-mediated increaseFuture treatment studiesSuperior frontal gyrusAlpha-band connectivityChronic motorHigh-density electroencephalographyPhonic ticsLeft precuneusCortical areasBrain regionsTreatment studiesBrain circuitsFunctional connectivityBrain connectivityFrontal gyrusGraph theoretical analysisNeurodevelopmental disordersBrain correlates
2019
Randomized, Sham-Controlled Trial of Real-Time Functional Magnetic Resonance Imaging Neurofeedback for Tics in Adolescents With Tourette Syndrome
Sukhodolsky DG, Walsh C, Koller WN, Eilbott J, Rance M, Fulbright RK, Zhao Z, Bloch MH, King R, Leckman JF, Scheinost D, Pittman B, Hampson M. Randomized, Sham-Controlled Trial of Real-Time Functional Magnetic Resonance Imaging Neurofeedback for Tics in Adolescents With Tourette Syndrome. Biological Psychiatry 2019, 87: 1063-1070. PMID: 31668476, PMCID: PMC7015800, DOI: 10.1016/j.biopsych.2019.07.035.Peer-Reviewed Original ResearchConceptsSupplementary motor areaYale Global Tic Severity ScaleFunctional magnetic resonanceTic Severity ScaleReal-time functional magnetic resonanceTourette syndromeSeverity ScaleYale Global Tic Severity Scale-Total Tic ScoreTotal tic scorePrimary outcome measureSham control conditionReduction of ticsMagnetic resonanceSecondary outcomesSessions of neurofeedbackCrossover studyTic symptomsTic scoreOutcome measuresMotor areaSecondary measuresTic severityReal neurofeedbackEnd pointNeurofeedback intervention
2017
Moderators and predictors of response to behavior therapy for tics in Tourette syndrome
Sukhodolsky DG, Woods DW, Piacentini J, Wilhelm S, Peterson AL, Katsovich L, Dziura J, Walkup JT, Scahill L. Moderators and predictors of response to behavior therapy for tics in Tourette syndrome. Neurology 2017, 88: 1029-1036. PMID: 28202705, PMCID: PMC5384839, DOI: 10.1212/wnl.0000000000003710.Peer-Reviewed Original ResearchConceptsPredictors of responseChronic tic disorderTic reductionTic disordersPsychiatric disordersYale Global Tic Severity Scale-Total Tic ScoreTic severityTourette syndromeClinical Global Impressions-Improvement scoreCo-occurring psychiatric disordersAnxiety disordersSubgroup of patientsTotal tic scoreMain outcome measuresPredictors of outcomeBehavior therapyComprehensive Behavioral InterventionAttention-deficit/hyperactivity disorderPremonitory urge severityReduction of ticsCo-occurring attention-deficit/hyperactivity disorderGreater tic severityTIC characteristicsTic improvementClinical characteristics
2012
Randomized Trial of Behavior Therapy for Adults With Tourette Syndrome
Wilhelm S, Peterson AL, Piacentini J, Woods DW, Deckersbach T, Sukhodolsky DG, Chang S, Liu H, Dziura J, Walkup JT, Scahill L. Randomized Trial of Behavior Therapy for Adults With Tourette Syndrome. JAMA Psychiatry 2012, 69: 795-803. PMID: 22868933, PMCID: PMC3772729, DOI: 10.1001/archgenpsychiatry.2011.1528.Peer-Reviewed Original ResearchConceptsClinical Global Impressions-Improvement scaleYale Global Tic Severity ScaleComprehensive Behavioral InterventionTic Severity ScaleTourette syndromeBehavior therapySeverity ScaleBehavioral interventionsOutpatient research clinicTotal tic scoreLeast moderate severityChronic tic disorderGreater mean decreaseMonthly booster sessionsAdult patientsSupportive treatmentModerate severityTic scoreTic disordersPositive respondersResearch clinicBooster sessionsMean decreasePosttreatment evaluationPatients