2012
Tourette syndrome in youth with and without obsessive compulsive disorder and attention deficit hyperactivity disorder
Lebowitz ER, Motlagh MG, Katsovich L, King RA, Lombroso PJ, Grantz H, Lin H, Bentley MJ, Gilbert DL, Singer HS, Coffey BJ, the Tourette Syndrome Study Group, Kurlan RM, Leckman JF. Tourette syndrome in youth with and without obsessive compulsive disorder and attention deficit hyperactivity disorder. European Child & Adolescent Psychiatry 2012, 21: 451-457. PMID: 22543961, PMCID: PMC3722559, DOI: 10.1007/s00787-012-0278-5.Peer-Reviewed Original ResearchConceptsAttention deficit hyperactivity disorderComorbid tic disordersObsessive-compulsive disorderSeverity of ticsChronic tic disorderTic disordersPsychosocial stressDeficit hyperactivity disorderGlobal functioningComorbid diagnosesHyperactivity disorderMore severe ticsComorbid attention deficit hyperactivity disorderDiagnosis of OCDComorbid obsessive-compulsive disorderAdditional comorbid diagnosesSymptoms of anxietyHigh psychosocial stressMore internalizing disordersGreater psychosocial stressSevere ticsOppositional defiant disorderSevere subtypeTic severityTourette syndrome
2008
Brain Areas Coactivating with Motor Cortex During Chronic Motor Tics and Intentional Movements
Hampson M, Tokoglu F, King RA, Constable RT, Leckman JF. Brain Areas Coactivating with Motor Cortex During Chronic Motor Tics and Intentional Movements. Biological Psychiatry 2008, 65: 594-599. PMID: 19111281, PMCID: PMC2679868, DOI: 10.1016/j.biopsych.2008.11.012.Peer-Reviewed Original ResearchConceptsMotor cortexSupplementary motor areaControl subjectsBrain areasMotor ticsTic disordersTic movementsMotor areaTic-like movementsHealthy control subjectsChronic tic disorderNormal control subjectsChronic motor ticsNovel intervention strategiesFunctional neuroimaging studiesTic executionSevere ticsIntentional movementPatient's ticsMotor regionsPremonitory urgesBrain activity patternsAdult subjectsTic generationCortex
2007
Deep brain stimulation in Tourette's syndrome
Bajwa RJ, de Lotbinière AJ, King RA, Jabbari B, Quatrano S, Kunze K, Scahill L, Leckman JF. Deep brain stimulation in Tourette's syndrome. Movement Disorders 2007, 22: 1346-1350. PMID: 17580320, DOI: 10.1002/mds.21398.Peer-Reviewed Original ResearchConceptsDeep brain stimulationBilateral deep brain stimulationTourette syndromeBrain stimulationIntractable Tourette syndromeProgressive neurological impairmentAdult patientsSevere ticsObsessive-compulsive disorderNeurological impairmentMotor ticsMedial partSyndromeHead jerkThalamusStimulationPatientsImpairmentGood effect