
Functional neuroimaging studies of post-traumatic stress disorder
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 . …
MRI findings in posttraumatic stress disorder - PubMed
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 …
Neuroimaging in Posttraumatic Stress Disorder and Other Stress …
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 …
Functional Neuroimaging in PTSD: From Discovery of Underlying ...
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 …
FUNCTIONAL NEUROIMAGING STUDIES IN POSTTRAUMATIC …
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), …
Prognostic neuroimaging biomarkers of trauma-related
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 …
Connectome-Based Predictive Modeling of PTSD Development …
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 trauma. At each …
PTSD and MRI: Understanding Trauma's Impact - NeuroLaunch
Aug 22, 2024 · Beyond structural alterations, functional MRI (fMRI) studies have provided valuable insights into the dynamic changes in brain activity and connectivity associated with …
Large-scale functional hyperconnectivity patterns in trauma …
Sep 7, 2023 · In this retrospective study, we investigated resting-state functional MRI data collected from a total of 192 participants, 134 of whom were diagnosed with PTSD. Small …
Identifying Neurobiological Markers of Posttraumatic Stress …
examined whether whole-brain hippocampal resting-state functional connectivity (rsFC), assessed shortly after exposure to trauma with functional magnetic resonance imaging (fMRI), can …