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Related Experiment Video

Updated: Jun 2, 2026

Advanced Diffusion Imaging in The Hippocampus of Rats with Mild Traumatic Brain Injury
10:33

Advanced Diffusion Imaging in The Hippocampus of Rats with Mild Traumatic Brain Injury

Published on: August 14, 2019

Mapping traumatic axonal injury using diffusion tensor imaging: correlations with functional outcome.

Virginia Newcombe1, Doris Chatfield, Joanne Outtrim

  • 1University Division of Anaesthesia, University of Cambridge, Cambridge, United Kingdom.

Plos One
|May 17, 2011
PubMed
Summary
This summary is machine-generated.

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Diffusion tensor imaging reveals white matter injury in traumatic brain injury (TBI) patients, even with normal conventional MRI. This advanced imaging technique correlates TBI outcome with the extent of white matter damage, offering new insights into injury mechanisms.

Area of Science:

  • Neuroimaging
  • Neurology
  • Radiology

Background:

  • Traumatic brain injury (TBI) is a significant global health concern, causing widespread morbidity and mortality.
  • Understanding the mechanisms of neurocognitive and physical deficits post-TBI is crucial for effective treatment.
  • The extent and distribution of white matter injury in TBI are not fully characterized.

Purpose of the Study:

  • To investigate the relationship between white matter injury burden and clinical outcomes in TBI patients.
  • To utilize diffusion tensor imaging (DTI) to quantify white matter damage.
  • To determine if DTI can detect subtle injuries missed by conventional MRI.

Main Methods:

  • Sixty-eight TBI patients and 36 healthy controls underwent magnetic resonance imaging (MRI) at a median of 11.8 months post-injury.

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Diffusion Tensor Magnetic Resonance Imaging in Chronic Spinal Cord Compression

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Development of an Uncomplicated Mild Traumatic Brain Injury Model Modified by Weight-Drop Method and Evidenced by Magnetic Resonance Imaging
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Development of an Uncomplicated Mild Traumatic Brain Injury Model Modified by Weight-Drop Method and Evidenced by Magnetic Resonance Imaging

Published on: April 11, 2025

Related Experiment Videos

Last Updated: Jun 2, 2026

Advanced Diffusion Imaging in The Hippocampus of Rats with Mild Traumatic Brain Injury
10:33

Advanced Diffusion Imaging in The Hippocampus of Rats with Mild Traumatic Brain Injury

Published on: August 14, 2019

Diffusion Tensor Magnetic Resonance Imaging in Chronic Spinal Cord Compression
07:00

Diffusion Tensor Magnetic Resonance Imaging in Chronic Spinal Cord Compression

Published on: May 7, 2019

Development of an Uncomplicated Mild Traumatic Brain Injury Model Modified by Weight-Drop Method and Evidenced by Magnetic Resonance Imaging
08:27

Development of an Uncomplicated Mild Traumatic Brain Injury Model Modified by Weight-Drop Method and Evidenced by Magnetic Resonance Imaging

Published on: April 11, 2025

  • Diffusion tensor imaging (DTI) parameters, including fractional anisotropy and apparent diffusion coefficient (ADC), were measured in relevant white matter regions.
  • Data were analyzed in relation to the Glasgow Outcome Score.

    • Main Results:

    • DTI detected abnormalities in white matter even in patients with normal conventional MRI findings.
    • Increased ADC values correlated with worse clinical outcomes across all analyzed regions.
    • Decreased fractional anisotropy in white matter regions was significantly associated with poorer clinical outcomes.

    Conclusions:

    • Clinical outcome in TBI patients is linked to the burden of white matter injury, as quantified by DTI parameters.
    • DTI is sensitive to subtle white matter damage, including in patients with seemingly good outcomes or normal conventional MRI.
    • DTI provides valuable in vivo insights into TBI pathology, aiding outcome evaluation and explaining persistent deficits.