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Related Concept Videos

Post-traumatic Stress Disorder01:27

Post-traumatic Stress Disorder

254
Post-traumatic stress disorder (PTSD) is a psychiatric condition that arises following exposure to traumatic events such as natural disasters, forced displacement, or severe accidents. It significantly impairs individuals' ability to cope with daily activities and disrupts their emotional and psychological equilibrium.
Symptoms and Behavioral Manifestations
A spectrum of distressing symptoms characterizes PTSD. Recurrent flashbacks, where individuals involuntarily relive traumatic events,...
254
Traumatic Memory01:20

Traumatic Memory

359
Emotionally traumatic events often lead to memories that are exceptionally vivid and enduring, sometimes persisting with remarkable clarity throughout an individual's life. A classic example of this phenomenon is a person who survives a car accident. Even years later, they may recall every detail of the event with startling accuracy — the screeching of the tires, the jarring impact, and the acrid smell of burning rubber. Such vividness contrasts sharply with how an individual...
359

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Related Experiment Video

Updated: Nov 15, 2025

Author Spotlight: Developing Precise and Clinically Relevant Models for Studying Secondary Degeneration in Traumatic Optic Neuropathy
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Posttraumatic Stress Disorder Subsequent to Apparent Mild Traumatic Brain Injury.

Jake D Rieke1, Damon G Lamb1,2,3, Gregory F Lewis4

  • 1Brain Rehabilitation Research Center, Malcom Randall VA Medical Center, Gainesville, Florida.

Cognitive and Behavioral Neurology : Official Journal of the Society for Behavioral and Cognitive Neurology
|March 2, 2021
PubMed
Summary

A mild traumatic brain injury (TBI) before military service may increase vulnerability to posttraumatic stress disorder (PTSD). This case study reveals how TBI can disrupt brain function, impacting PTSD development and severity in veterans.

Area of Science:

  • Neuroscience
  • Psychiatry
  • Veterans Health

Background:

  • Posttraumatic stress disorder (PTSD) is common in veterans with traumatic brain injury (TBI), but their relationship is unclear.

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  • Mild TBIs are often overlooked, potentially masking long-term neurological consequences.