2022
Amygdala–prefrontal connectivity in children with maladaptive aggression is modulated by social impairment
Ibrahim K, Kalvin C, Morand-Beaulieu S, He G, Pelphrey KA, McCarthy G, Sukhodolsky DG. Amygdala–prefrontal connectivity in children with maladaptive aggression is modulated by social impairment. Cerebral Cortex 2022, 32: 4371-4385. PMID: 35059702, PMCID: PMC9574236, DOI: 10.1093/cercor/bhab489.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAggressionAmygdalaChildCross-Sectional StudiesEmotionsFacial ExpressionHumansMagnetic Resonance ImagingNeural PathwaysPrefrontal CortexConceptsSocial impairmentPrefrontal cortexEmotion processingMaladaptive aggressionAggressive behaviorSocial deficitsEmotion perception taskImplicit emotion processingFace emotion processingFunctional magnetic resonance imagingGreater social impairmentAmygdala-prefrontal connectivityChildhood-onset psychiatric disordersVentral prefrontal cortexDorsolateral prefrontal cortexFearful facesSocial cognitionPerception taskCalm facesSocial cuesTransdiagnostic sampleAmygdala reactivityParent ratingsPFC connectivityDiminished connectivity
2021
Large-scale functional brain networks of maladaptive childhood aggression identified by connectome-based predictive modeling
Ibrahim K, Noble S, He G, Lacadie C, Crowley MJ, McCarthy G, Scheinost D, Sukhodolsky DG. Large-scale functional brain networks of maladaptive childhood aggression identified by connectome-based predictive modeling. Molecular Psychiatry 2021, 27: 985-999. PMID: 34690348, PMCID: PMC9035467, DOI: 10.1038/s41380-021-01317-5.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAggressionBrainChildConnectomeCross-Sectional StudiesFemaleHumansMagnetic Resonance ImagingMaleNerve NetConceptsLarge-scale functional networksChildhood aggressionSeverity of aggressionIndividual differencesBrain networksAdolescent Brain Cognitive Development (ABCD) studyConnectome-based predictive modelingReactive-Proactive Aggression QuestionnaireEmotion perception taskLarge-scale functional brain networksAssociation of connectivityFunctional networksCognitive Development StudyAggressive behaviorFunctional brain networksIndependent samplesCognitive controlEmotion regulationEmotion processingPerception taskCalm facesMaladaptive aggressionPsychiatric disordersTransdiagnostic sampleFrontoparietal network
2020
Sex differences in medial prefrontal and parietal cortex structure in children with disruptive behavior
Ibrahim K, Kalvin C, Li F, He G, Pelphrey KA, McCarthy G, Sukhodolsky DG. Sex differences in medial prefrontal and parietal cortex structure in children with disruptive behavior. Developmental Cognitive Neuroscience 2020, 47: 100884. PMID: 33254067, PMCID: PMC7704291, DOI: 10.1016/j.dcn.2020.100884.Peer-Reviewed Original ResearchMeSH KeywordsChildConduct DisorderCross-Sectional StudiesFemaleHumansMagnetic Resonance ImagingMaleParietal LobePrefrontal CortexProblem BehaviorSex CharacteristicsConceptsDisruptive behavior disordersGray matter volumeCortical thicknessMatter volumeSex differencesDisruptive behavior severityCross-sectional studySex-specific associationsDisruptive behaviorLeft ventromedial prefrontal cortexWhole-brain analysisSurface-based morphometryStructural MRI dataHealthy controlsSex-specific differencesNeural biomarkersTarget-based treatmentVentromedial prefrontal cortexMedial prefrontalBehavior disorderPrefrontal cortexBrain structuresSupramarginal gyrusRespective controlsVmPFC volumeAssessing Irritability in Children with Autism Spectrum Disorder Using the Affective Reactivity Index
Kalvin CB, Gladstone TR, Jordan R, Rowley S, Marsh CL, Ibrahim K, Sukhodolsky DG. Assessing Irritability in Children with Autism Spectrum Disorder Using the Affective Reactivity Index. Journal Of Autism And Developmental Disorders 2020, 51: 1496-1507. PMID: 32734421, PMCID: PMC7855357, DOI: 10.1007/s10803-020-04627-9.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAffective SymptomsAnxietyAutism Spectrum DisorderChildCross-Sectional StudiesFemaleHumansIrritable MoodMaleMood DisordersParentsSurveys and QuestionnairesThe Role of Gender in the Associations Among Posttraumatic Stress Symptoms, Anger, and Aggression in Russian Adolescents
Isaksson J, Sukhodolsky DG, Koposov R, Stickley A, Ruchkin V. The Role of Gender in the Associations Among Posttraumatic Stress Symptoms, Anger, and Aggression in Russian Adolescents. Journal Of Traumatic Stress 2020, 33: 552-563. PMID: 32384585, DOI: 10.1002/jts.22502.Peer-Reviewed Original ResearchConceptsPosttraumatic stress disorderPTSD symptomsAnger ruminationSocial aggressionRussian adolescentsPosttraumatic stress symptomsAggressive behaviorFull path analysisMeasures of angerClinical levelSelf-reported dataInteraction effectsCognitive componentsRole of genderVerbal aggressionStress disorderStress symptomsAngerPath analysisAggressionAdolescentsRuminationDepressive symptomsBoysVeteran population
2019
Reduced Amygdala–Prefrontal Functional Connectivity in Children With Autism Spectrum Disorder and Co-occurring Disruptive Behavior
Ibrahim K, Eilbott JA, Ventola P, He G, Pelphrey KA, McCarthy G, Sukhodolsky DG. Reduced Amygdala–Prefrontal Functional Connectivity in Children With Autism Spectrum Disorder and Co-occurring Disruptive Behavior. Biological Psychiatry Cognitive Neuroscience And Neuroimaging 2019, 4: 1031-1041. PMID: 30979647, PMCID: PMC7173634, DOI: 10.1016/j.bpsc.2019.01.009.Peer-Reviewed Original ResearchConceptsAutism spectrum disorderCallous-unemotional traitsAmygdala-vlPFC connectivityDisruptive behaviorAmygdala reactivityNeural mechanismsSpectrum disorderAmygdala-prefrontal functional connectivityEmotion perception taskFunctional magnetic resonance imagingVentrolateral prefrontal cortexUnderlying neural mechanismsDisruptive behavior disordersTask-specific changesRisk of aggressionEmotion dysregulationFearful facesCalm facesPerception taskFear processingAmygdala activityPsychophysiological interactionAmygdala connectivityExternalizing behaviorsAmygdala hyperactivity
2005
Adaptive, Emotional, and Family Functioning of Children With Obsessive-Compulsive Disorder and Comorbid Attention Deficit Hyperactivity Disorder
Sukhodolsky DG, do Rosario-Campos MC, Scahill L, Katsovich L, Pauls DL, Peterson BS, King RA, Lombroso PJ, Findley DB, Leckman JF. Adaptive, Emotional, and Family Functioning of Children With Obsessive-Compulsive Disorder and Comorbid Attention Deficit Hyperactivity Disorder. American Journal Of Psychiatry 2005, 162: 1125-1132. PMID: 15930061, PMCID: PMC2291297, DOI: 10.1176/appi.ajp.162.6.1125.Peer-Reviewed Original ResearchMeSH KeywordsAdaptation, PsychologicalAdolescentAttention Deficit Disorder with HyperactivityChildComorbidityCross-Sectional StudiesDiagnostic and Statistical Manual of Mental DisordersEmotionsFamily HealthFemaleHealth StatusHumansMaleObsessive-Compulsive DisorderPersonality InventoryPsychiatric Status Rating ScalesSurveys and QuestionnairesConceptsAttention deficit hyperactivity disorderObsessive-compulsive disorderComorbid attention deficit hyperactivity disorderDiagnosis of OCDDeficit hyperactivity disorderFamily functioningEmotional adjustmentHyperactivity disorderVineland Adaptive Behavior ScalesSelf-reported anxietyDaily living skillsAdaptive Behavior ScalesAdolescents ages 7Self-reported depressionBest-estimate DSM-IV diagnosesGroup of childrenAdaptive functioningLevel of impairmentChild functioningParent ratingsComparison childrenEmotional functioningComprehensive batteryLiving skillsDSM-IV diagnosis