Using fMRI, Bryant and colleagues found greater amygdala responses to targets in an auditory oddball paradigm in subjects with PTSD compared with a nontraumatized control group . …

Magnetic resonance imaging (MRI) plays a primary role in both structural and functional neuroimaging for PTSD, demonstrating focal atrophy of the gray matter, altered fractional …

Studies in patients with posttraumatic stress disorder (PTSD) and other psychiatric disorders related to stress have replicated findings in animal studies by finding alterations in these brain …

Feb 1, 2021 · These efforts to characterize the neural signatures of PTSD via utilization of rs-fMRI connectivity data are potentially promising given the improved stability and reproducibility, low …

This article summarizes the findings with regard to PTSD in the functional imaging techniques of single-photon emission computed tomography (SPECT), positron emission tomography (PET), …

examined whether whole-brain hippocampal resting-state functional connectivity (rsFC), assessed shortly after exposure to trauma with functional magnetic resonance imaging (fMRI), can …

Mar 10, 2025 · First, we used both resting-state and task-based fMRI data of trauma survivors at 1 month post trauma to predict their PTSD symptom severity at 1, 6, and 14 months post …

Sep 16, 2015 · Two functional MRI scans were collected from 72 war veterans with and without PTSD over a 6- to 8-month interval, during which PTSD patients received trauma-focused …

Jan 21, 2021 · Prior task-based functional magnetic resonance imaging (fMRI) studies have observed that activity within the amygdala, hippocampus, and prefrontal cortex (PFC)—when …

Feb 1, 2021 · 1 Departments of Psychiatry and Epidemiology and New York State Psychiatric Institute, Columbia University Irving Medical Center, New York. Keywords: Comorbidity; …