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Related Concept Videos

Post-traumatic Stress Disorder01:27

Post-traumatic Stress Disorder

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.
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Related Experiment Video

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Detecting Behavioral Deficits in Rats After Traumatic Brain Injury
07:54

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Published on: January 30, 2018

Reaction time deficits in post traumatic syndrome.

S L Rao1, B N Gangadhar, M S Keshavan

  • 1Dept. of Clinical Psychology, National Institute of Mental Health and Nuerosciences, Bangalore-29.

Indian Journal of Psychiatry
|September 20, 2011
PubMed
Summary

Patients with closed head injury show prolonged choice reaction time, suggesting a link to post-concussive symptoms even years after the injury. This finding highlights potential long-term neurological effects of head trauma.

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Area of Science:

  • Neuroscience
  • Traumatic Brain Injury Research

Background:

  • Closed head injuries can lead to persistent post-concussive symptoms.
  • Assessing cognitive and motor functions is crucial for understanding TBI sequelae.

Purpose of the Study:

  • To investigate reaction time differences in patients with post-concussive symptoms compared to healthy controls.
  • To explore the relationship between prolonged symptoms and reaction time deficits.

Main Methods:

  • Comparison of simple and choice reaction times between 8 patients with head injuries and a control group.
  • Analysis of reaction time data in relation to symptom duration.

Main Results:

  • Choice reaction time was significantly prolonged in patients with head injuries.
  • This prolongation was observed even in patients with symptoms lasting over two years post-injury.

Conclusions:

  • Prolonged choice reaction time is a significant indicator in patients with post-concussive syndrome.
  • Findings suggest an etiological link between head injury and persistent reaction time deficits, contributing to post-traumatic syndrome.