Using fMRI, Shin and colleagues presented unmasked happy and fearful facial expressions to subjects with PTSD and trauma-exposed subjects without PTSD . Diminished rACC, vmPFC …

2021年2月1日 · These efforts to characterize the neural signatures of PTSD via utilization of rs-fMRI connectivity data are potentially promising given the improved stability and …

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 …

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 …

2021年1月21日 · Prior task-based functional magnetic resonance imaging (fMRI) studies have observed that activity within the amygdala, hippocampus, and prefrontal cortex...

Functional neuroimaging studies that use SPECT, PET, and fMRI have opened up a new window to uncover the mechanisms behind PTSD. The most consistent finding in many research …

2023年9月7日 · 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 …

2019年4月3日 · We found that a subgroup of patients with PTSD from two independent cohorts displayed both aberrant functional connectivity within the ventral attention network (VAN) as …

2023年5月25日 · Hyperactivation of amygdala is a neural marker for post-traumatic stress disorder (PTSD) and improvement in control over amygdala activity has been associated with...

2021年9月1日 · We introduce a novel end-to-end neural network that employs resting-state and task-based functional MRI (fMRI) datasets, obtained one month after trauma exposure, to …