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Related Experiment Video

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Investigating Brain White Matter in Football Players with and without Concussion Using a Biophysical Model from

S Chung1,2, J Chen3, T Li3

  • 1From the Department of Radiology (S.C., Y.W.L.), Center for Advanced Imaging Innovation and Research, New York University Grossman School of Medicine, New York, New York sohae.chung@nyulangone.org.

AJNR. American Journal of Neuroradiology
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Summary
This summary is machine-generated.

Young athletes in contact sports show white matter (WM) differences after concussion and repetitive head impacts. These changes, particularly in the corpus callosum, are detectable using advanced imaging techniques.

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Area of Science:

  • Neuroimaging
  • Sports Medicine
  • Neurology

Background:

  • Growing concerns exist regarding the long-term effects of sports-related concussion and repetitive head impacts in young athletes.
  • Understanding the microstructural brain changes associated with these exposures is crucial for athlete safety and management.

Purpose of the Study:

  • To investigate white matter (WM) microstructural differences in collegiate football players with and without sports-related concussion.
  • To compare WM integrity between football players with repetitive head impacts and control athletes.

Main Methods:

  • Study included 78 collegiate athletes: 24 with sports-related concussion, 26 with repetitive head impacts, and 28 controls.
  • Diffusion tensor/kurtosis imaging metrics and WM tract integrity were calculated.
  • Tract-Based Spatial Statistics and ROI analyses were used to identify group differences.

Main Results:

  • Significantly increased axial kurtosis was observed diffusely in the whole-brain WM of athletes with sports-related concussion compared to controls.
  • Repetitive head impacts also showed similar axial kurtosis differences compared to controls.
  • Differences in WM microstructure, particularly in the corpus callosum, were present in both concussed and repetitively impacted athletes.

Conclusions:

  • Measurable differences in diffusion microstructure exist between football players with sports-related injuries and controls.
  • Significant WM microstructural differences are also evident between football players with repetitive head impacts and controls.
  • The corpus callosum is specifically implicated in both sports-related concussion and repetitive head impacts.