Dissociable Neural Responses to Conditioned Social Threats are Modulated by Spatial Proximity in PTSD and MDD
N. C. Steele, Leonel Rangel-Jimenez, Dash A. Watts, LeeAnne Tunstall, Jenna Beakas, Ahmed Hussain, Ashley Huggins, Delin Sun, Kevin S. LaBar, Rajendra A. Morey
In 50 trauma-exposed veterans, thalamic hypoactivity to near virtual-reality threats tracked both PTSD and MDD severity, while amygdala hyperactivity to far threats tracked only PTSD severity.
bioRxiv · Jul 16, 2026 · PreprintNeuroscience✦ In-depth digest