2024
Post-treatment alterations in white matter integrity in PTSD: Effects on symptoms and functional connectivity a secondary analysis of an RCT
Korem N, Duek O, Ben-Zion Z, Spiller T, Gordon C, Amen S, Levy I, Harpaz-Rotem I. Post-treatment alterations in white matter integrity in PTSD: Effects on symptoms and functional connectivity a secondary analysis of an RCT. Psychiatry Research Neuroimaging 2024, 343: 111864. PMID: 39111111, DOI: 10.1016/j.pscychresns.2024.111864.Peer-Reviewed Original ResearchReduced resting-state functional connectivityPost-traumatic stress disorderPost-traumatic stress disorder symptomsFunctional connectivityPost-treatment changesReducing PTSD symptom severityFollow-up changesResting-state functional connectivityIntensive exposure therapyExposure-based psychotherapyVentromedial prefrontal cortexPTSD symptom severityReduced structural connectivityFunctional connectivity patternsPost-treatmentWhite matter integrityPrefrontal cortexExposure therapyPTSD symptomsStress disorderSymptom severityUncinate fasciculusLimbic systemSecondary analysisAssociated with sustained changes
2023
Effects of a dissociative drug on fronto-limbic resting-state functional connectivity in individuals with posttraumatic stress disorder: a randomized controlled pilot study
Danböck S, Duek O, Ben-Zion Z, Korem N, Amen S, Kelmendi B, Wilhelm F, Levy I, Harpaz-Rotem I. Effects of a dissociative drug on fronto-limbic resting-state functional connectivity in individuals with posttraumatic stress disorder: a randomized controlled pilot study. Psychopharmacology 2023, 241: 243-252. PMID: 37872291, PMCID: PMC10806226, DOI: 10.1007/s00213-023-06479-4.Peer-Reviewed Original ResearchResting-state functional connectivityPosttraumatic stress disorderFunctional magnetic resonance imagingMedial prefrontal cortexMPFC subregionsAnterior medial PFCFunctional connectivityStress disorderAspartate glutamate receptor antagonistPilot studyNon-competitive N-methylGlutamate receptor antagonistsEffects of ketamineDissociative drugsMagnetic resonance imagingIntravenous drug infusionReceptor antagonistSubanesthetic doseDrug infusionCorrelative findingsKetamineResonance imagingTransient decreaseDrug midazolamAmygdala
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