Reduced blood flow and altered white matter in the brain following sports-related concussions persist up to a year after ...

and reduced fractional anisotropy in the corona radiata and internal capsule. The effects persisted beyond RTP; only the changes in CBF exceeded longitudinal variability in controls. Significantly ...

For athletes with concussion, persistent postconcussion changes are seen in cerebral blood flow and white matter at return-to-play and up to 1 year later.