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Study Reveals Brain Connections Behind PTSD Emotional Numbness

10/5/2025

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Summary

Story summary

A Translational Psychiatry study links PTSD to altered communication between the basolateral amygdala and brain regions, including increased arousal connectivity explaining emotional numbness.
It analyzed brain scans of 129 adults: 65 with PTSD and 64 controls.
The findings highlight amygdala complexity beyond fear, with MRI planned to map subregions to improve PTSD treatment.

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Story summary

A Translational Psychiatry study links PTSD to altered communication between the basolateral amygdala and brain regions, including increased arousal connectivity explaining emotional numbness.
It analyzed brain scans of 129 adults: 65 with PTSD and 64 controls.
The findings highlight amygdala complexity beyond fear, with MRI planned to map subregions to improve PTSD treatment.