Football players found to have brain damage from mild 'unreported' concussions
There wasn't a diagnostic capability to
identify mild brain injury early after the trauma until recently. In the NFL,
other professional sports and especially school sports, concern has grown about
the long-term neuropsychiatric consequences of repeated mild Traumatic Brain
Injury (mTBI) and specifically sports-related concussive and sub-concussive
head impacts.
The paper, published by researchers at
Ben-Gurion University of the Negev (BGU) and Soroka University Medical Center,
describes a new diagnostic approach using Magnetic Resonance Imaging (MRI) for
detection and localization of vascular pathology and blood-brain barrier breakdown
in football players.
The MRIs were given between games
during the season and revealed significant damage.
Forty percent of the examined football
players with unreported concussions had evidence of "leaky BBB"
compared to 8.3 percent of the control athletes.
The authers said "Generally, players return to the
game long before the brain's physical healing is complete, which could
exacerbate the possibility of brain damage later in life".
The blood-brain barrier (BBB), plays a
key role in brain dysfunction and degeneration, and may be an underlying cause
of neurodegenerative complications after brain injuries.
The BBB is a highly selective permeable
membrane that separates circulating blood from extracellular fluid. It protects
the brain by preventing many dangerous substances from penetrating, and
therefore is not meant to be damaged.
It is important especially at School football games that an independent professional First Aid/Medic be available and have the authority to stop a player from re-entering the game if a head injury is suspected.
Understandably the player thinks they are OK and want to get back in the action however, as a Medic I have seen some coaches and even parents wanting children who have had an obvious serious head injury to return to the game.
These injuries can effect our children's future lets look after them
Itai Weissberg, et al.
Imaging Blood-Brain Barrier Dysfunction in Football Players. JAMA Neurology, 2014
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