Findings of PTSD-specific deficits in default mode network strength following a mild experimental stressor
Averill C, Averill L, Akiki T, Fouda S, Krystal J, Abdallah C. Findings of PTSD-specific deficits in default mode network strength following a mild experimental stressor. NPP—Digital Psychiatry And Neuroscience 2024, 2: 9. PMID: 38919723, PMCID: PMC11197271, DOI: 10.1038/s44277-024-00011-y.Peer-Reviewed Original ResearchPosttraumatic stress disorderMajor depressive disorderConnectivity deficitsConnection strengthPrimary diagnosis of posttraumatic stress disorderExperimental stressorsDiagnosis of posttraumatic stress disorderResting-state functional magnetic resonance imagingFunctional magnetic resonance imagingVentromedial prefrontal cortexDMN connectivity strengthStress-induced reductionEffect of groupDMN alterationsPrefrontal cortexDepressive disorderDMN connectivityStressor taskStress disorderBrain region(sAcute stressorFunctional connectivityDMNExploratory analysisDeficits