2023
Protocol 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
Phenomenology of Tics and Sensory Urges
Leckman J, Bloch M, Sukhodolsky D, Artukoğlu B, Scahill L, King R. Phenomenology of Tics and Sensory Urges. 2022, 6-25. DOI: 10.1093/med/9780197543214.003.0002.Peer-Reviewed Original Research
2017
Extended-Release Guanfacine Does Not Show a Large Effect on Tic Severity in Children with Chronic Tic Disorders
Murphy TK, Fernandez TV, Coffey BJ, Rahman O, Gavaletz A, Hanks CE, Tillberg CS, Gomez LI, Sukhodolsky DG, Katsovich L, Scahill L. Extended-Release Guanfacine Does Not Show a Large Effect on Tic Severity in Children with Chronic Tic Disorders. Journal Of Child And Adolescent Psychopharmacology 2017, 27: 762-770. PMID: 28723227, DOI: 10.1089/cap.2017.0024.Peer-Reviewed Original ResearchConceptsExtended-release guanfacineLack of efficacyChronic tic disorderGuanfacine groupPlacebo groupYGTSS total scoreAdverse eventsTotal scoreTic disordersYale Global Tic Severity Scale total scoreClinical Global Impressions-Improvement scaleCommon adverse eventsPlacebo-controlled trialKey secondary outcomesPrimary outcome measureLarger efficacy trialScale total scoreDry mouthSecondary outcomesPreliminary efficacyWeek 8Efficacy trialsOutcome measuresTic severityTourette's disorderModerators 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
2014
Clinical Correlates and Predictors of Caregiver Strain in Children With Chronic Tic Disorders
Ramanujam K, Himle MB, Hayes LP, Woods DW, Scahill L, Sukhodolsky DG, Wilhelm S, Deckersbach T, Peterson AL, Specht M, Walkup JT, Chang S, Piacentini J. Clinical Correlates and Predictors of Caregiver Strain in Children With Chronic Tic Disorders. Children's Health Care 2014, 44: 249-263. PMID: 26855465, PMCID: PMC4739807, DOI: 10.1080/02739615.2014.948166.Peer-Reviewed Original ResearchChronic tic disorderCaregiver strainClinical correlatesInattention/hyperactivityTic disordersRandomized-controlled trialTic intensityParents of childrenCare providersBehavior therapyComorbid internalizingExternalizing problemsDisruptive behaviorChildrenObjective strainHyperactivityPredictorsDisordersCurrent studyBest predictorCorrelatesTherapyImpairmentTrialsVariables Associated With Tic Exacerbation in Children With Chronic Tic Disorders
Himle MB, Capriotti MR, Hayes LP, Ramanujam K, Scahill L, Sukhodolsky DG, Wilhelm S, Deckersbach T, Peterson AL, Specht MW, Walkup JT, Chang S, Piacentini J. Variables Associated With Tic Exacerbation in Children With Chronic Tic Disorders. Behavior Modification 2014, 38: 163-183. PMID: 24778433, PMCID: PMC4211980, DOI: 10.1177/0145445514531016.Peer-Reviewed Original Research
2013
Phenomenology of Tics and Sensory Urges: The Self Under Siege
Leckman J, Bloch M, Sukhodolsky D, Scahill L, King R. Phenomenology of Tics and Sensory Urges: The Self Under Siege. 2013, 3-25. DOI: 10.1093/med/9780199796267.003.0001.Peer-Reviewed Original ResearchAcademic outcomesComorbid behavioral problemsNovel behavioral interventionKey phenomenological featuresCognitive domainsIrrelevant informationBehavioral problemsBehavioral interventionsPhenomenology of ticsTourette syndromeLong-term outcomesPhenomenological featuresTic expressionTic disordersEnvironmental contextReduced abilitySensory urgeOutside worldRelated disordersEducational objectivesPhenomenological spectrum
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
2011
Poor fine‐motor and visuospatial skills predict persistence of pediatric‐onset obsessive‐compulsive disorder into adulthood
Bloch MH, Sukhodolsky DG, Dombrowski PA, Panza KE, Craiglow BG, Landeros‐Weisenberger A, Leckman JF, Peterson BS, Schultz RT. Poor fine‐motor and visuospatial skills predict persistence of pediatric‐onset obsessive‐compulsive disorder into adulthood. Journal Of Child Psychology And Psychiatry 2011, 52: 974-983. PMID: 21244423, PMCID: PMC3625937, DOI: 10.1111/j.1469-7610.2010.02366.x.Peer-Reviewed Original ResearchConceptsLong-term outcomesVisual-motor integrationPoor long-term outcomesCox proportional hazards modelBeery-Buktenica TestPediatric-onset obsessive-compulsive disorderFine motor skill deficitsPurdue pegboard taskCourse of symptomsProportional hazards modelPurdue Pegboard TestComorbid tic disordersAge of onsetVisuospatial skillsFuture longitudinal studiesOCD symptomsFine motor skillsCases remitNonverbal memory performanceObsessive-compulsive disorderNeuropsychiatric deficitsTic disordersMAIN OUTCOMEPegboard TestNeuropsychological testing
2007
Drug and non-drug treatments of children with ADHD and tic disorders
Poncin Y, Sukhodolsky DG, McGuire J, Scahill L. Drug and non-drug treatments of children with ADHD and tic disorders. European Child & Adolescent Psychiatry 2007, 16: 78-88. PMID: 17665286, DOI: 10.1007/s00787-007-1010-8.ChaptersConceptsAttention deficit hyperactivity disorderTreatment of ADHDTreatment of ticsTic disordersTreatment of childrenStimulant medicationWorsening of ticsNon-pharmacological approachesNon-drug treatmentsChronic tic disorderMinority of childrenDeficit hyperactivity disorderMild ticsSignificant morbiditySchool-aged childrenNovel treatmentsMedicationsLiterature searchPreponderance of evidenceAdverse effectsHyperactivity disorderDisordersMore studiesTreatmentChildren
2006
Randomized Trial of Parent Management Training in Children With Tic Disorders and Disruptive Behavior
Scahill L, Sukhodolsky DG, Bearss K, Findley D, Hamrin V, Carroll DH, Rains AL. Randomized Trial of Parent Management Training in Children With Tic Disorders and Disruptive Behavior. Journal Of Child Neurology 2006, 21: 650-656. PMID: 16970865, DOI: 10.1177/08830738060210080201.Peer-Reviewed Original ResearchConceptsTic disordersParent management trainingUsual groupClinical Global ImpressionShort-term efficacyRating Scale scoresShort-term improvementDisruptive behaviorRandomized trialsStable medicationBehavior rating scale scoresGlobal ImpressionParent management training programsClinical trialsImprovement ScaleScale scoreStructured parent training programTraining programTreatment assignmentParent training programTraining groupDisruptive behavior problemsDisordersClinical samplesSevere levels
2005
Public health significance of tic disorders in children and adolescents.
Scahill L, Sukhodolsky DG, Williams SK, Leckman JF. Public health significance of tic disorders in children and adolescents. Advances In Neurology 2005, 96: 240-8. PMID: 16383223.Peer-Reviewed Original ResearchConceptsTic disordersPresence of ADHDAbsence of ADHDPublic health significanceCommunity sampleMild ticsPersistent ticsGreater disabilityVocal ticsDaily livingDisruptive behaviorChronic ticsHealth significanceDisordersClinical samplesCommunity surveyChildrenADHDMinimal consequencesMultiple motorsImpairment