2018
Cerebellar and Prefrontal Cortical Alterations in PTSD: Structural and Functional Evidence
Holmes SE, Scheinost D, DellaGioia N, Davis MT, Matuskey D, Pietrzak RH, Hampson M, Krystal JH, Esterlis I. Cerebellar and Prefrontal Cortical Alterations in PTSD: Structural and Functional Evidence. Chronic Stress 2018, 2: 2470547018786390. PMID: 30035247, PMCID: PMC6054445, DOI: 10.1177/2470547018786390.Peer-Reviewed Original ResearchPosttraumatic stress disorderIntrinsic connectivity distributionMedial prefrontal cortexTensor-based morphometryPTSD groupFunctional connectivityPrefrontal cortexPathophysiology of PTSDGray matter volumeWhole-brain connectivityKey brain regionsMiddle temporal gyrusDorsolateral prefrontal cortexDefault mode networkCentral executive networkFunctional connectivity analysisPFC alterationsCortical alterationsHealthy comparison participantsAltered volumeFunctional alterationsMatter volumeUnmedicated individualsCerebellar involvementBrain regions
2013
Orbitofrontal cortex neurofeedback produces lasting changes in contamination anxiety and resting-state connectivity
Scheinost D, Stoica T, Saksa J, Papademetris X, Constable RT, Pittenger C, Hampson M. Orbitofrontal cortex neurofeedback produces lasting changes in contamination anxiety and resting-state connectivity. Translational Psychiatry 2013, 3: e250-e250. PMID: 23632454, PMCID: PMC3641411, DOI: 10.1038/tp.2013.24.Peer-Reviewed Original ResearchConceptsResting-state connectivityContamination anxietyBrain regionsNF trainingBrain connectivityResting-state functional connectivityFunctional magnetic resonance imaging (fMRI) neurofeedbackPotential of neurofeedbackRelevant brain networksResting-state fMRIDorsolateral prefrontal cortexTarget brain regionsBrain functional architectureUseful therapyLimbic circuitryMatched subjectsOrbitofrontal regionsOrbitofrontal cortexFunctional connectivityPrefrontal cortexHuman emotionsFeedback control tasksSubclinical anxietyAnxiety regulationBrain networks