2019
Caudate volume differences among treatment responders, non-responders and controls in children with obsessive–compulsive disorder
Vattimo E, Barros V, Requena G, Sato J, Fatori D, Miguel E, Shavitt R, Hoexter M, Batistuzzo M. Caudate volume differences among treatment responders, non-responders and controls in children with obsessive–compulsive disorder. European Child & Adolescent Psychiatry 2019, 28: 1607-1617. PMID: 30972581, DOI: 10.1007/s00787-019-01320-w.Peer-Reviewed Original ResearchConceptsObsessive-compulsive disorderGroup cognitive behavioral therapyPediatric obsessive-compulsive disorderRight caudateTreatment responseCognitive behavioral therapyCaudate nucleusPossible neural substrateTreatment respondersGM volumeStructural magnetic resonance imagingNeural substratesPrevious evidenceNeurobiological underpinningsOrbitofrontal cortexAge-matched controlsTotal GM volumeMagnetic resonance imagingBrain structuresResonance imagingChildrenRespondersBonferroni correctionCaudatePatients
2011
Gray Matter Volumes in Obsessive-Compulsive Disorder Before and After Fluoxetine or Cognitive-Behavior Therapy: A Randomized Clinical Trial
Hoexter M, de Souza Duran F, D'Alcante C, Dougherty D, Shavitt R, Lopes A, Diniz J, Deckersbach T, Batistuzzo M, Bressan R, Miguel E, Busatto G. Gray Matter Volumes in Obsessive-Compulsive Disorder Before and After Fluoxetine or Cognitive-Behavior Therapy: A Randomized Clinical Trial. Neuropsychopharmacology 2011, 37: 734-745. PMID: 22030709, PMCID: PMC3260985, DOI: 10.1038/npp.2011.250.Peer-Reviewed Original ResearchConceptsCognitive behavior therapyObsessive-compulsive disorderGray matter volumeLeft putamenClinical trialsOCD patientsGM volumeMatter volumeSignificant GM volume changesPathophysiology of OCDFluoxetine-treated patientsGM volume abnormalitiesMatched-healthy controlsTreatment-naive patientsFirst-line treatmentStructural brain abnormalitiesGM volume changesCBT-treated patientsGroup cognitive behavior therapySmaller GM volumeRegional brain volumesRegional brain morphologyAnterior cingulate cortexStructural magnetic resonanceRegional gray matter volume