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 networksSyndromeChildrenTherapyGyrus
2022
A Functional Magnetic Resonance Imaging Study of Tic Suppression in Tourette Syndrome
Peterson B, Shudlarski P, Anderson A, Zhang H, Gatenby J, Lacadie C, Leckman J, Gore J. A Functional Magnetic Resonance Imaging Study of Tic Suppression in Tourette Syndrome. 2022, 198-205. DOI: 10.4324/9780203822937-19.Peer-Reviewed Original ResearchMRI signal changesFunctional MRI signal changesFunctional debilityTourette syndromeTic suppressionNeuropsychiatric disordersNormal brain processesMagnetic resonance imaging studyResonance imaging studyFunctional magnetic resonance imaging studySignal changesFrequent causeBlood flowNeuronal activityImaging studiesStatistical significanceSignificant increaseSyndromeBehavioral problemsDebilityDisordersFailed inhibitionBrain processesImpulse controlIndirect measure
2006
Annotation: Tourette syndrome: a relentless drumbeat – driven by misguided brain oscillations
Leckman JF, Vaccarino FM, Kalanithi PS, Rothenberger A. Annotation: Tourette syndrome: a relentless drumbeat – driven by misguided brain oscillations. Journal Of Child Psychology And Psychiatry 2006, 47: 537-550. PMID: 16712630, DOI: 10.1111/j.1469-7610.2006.01620.x.Peer-Reviewed Original ResearchConceptsTourette syndromeNormal central nervous system functionCentral nervous system functionNeural oscillationsAberrant neural oscillationsSuccessful behavioral treatmentNervous system functionMotor actionsSurgical interventionThalamocortical rhythmsElectrophysiological effectsElectrophysiological findingsSensorimotor gatingSensory urgeSynaptic plasticityTic suppressionAmeliorative effectBehavioral treatmentMotor responsePrefrontal cortexAberrant oscillationsCoherent network activityEffective modulatorPrefrontal regionsRecent evidence
1998
A Functional Magnetic Resonance Imaging Study of Tic Suppression in Tourette Syndrome
Peterson BS, Skudlarski P, Anderson AW, Zhang H, Gatenby JC, Lacadie CM, Leckman JF, Gore JC. A Functional Magnetic Resonance Imaging Study of Tic Suppression in Tourette Syndrome. JAMA Psychiatry 1998, 55: 326-333. PMID: 9554428, DOI: 10.1001/archpsyc.55.4.326.Peer-Reviewed Original ResearchConceptsTic suppressionTourette syndromeTic symptomsBasal gangliaPathogenesis of ticsVoluntary tic suppressionMagnetic resonance imaging studyResonance imaging studyFunctional magnetic resonance imaging studySubcortical neural circuitsFunctional magnetic resonance imagingMagnetic resonance imagingConnected cortical regionsRegional signal changesImpaired modulationSignal changesFunctional debilityNeuronal activityResonance imagingAdult subjectsImaging studiesCortical regionsNeuropsychiatric disordersNeural circuitsSyndrome