A single
concussion may cause lasting structural damage to the brain, according to a new
study published online in the journal Radiology.
“This is the
first study that shows brain areas undergo measurable volume loss after
concussion,” said Yvonne W. Lui, M.D.,
Neuroradiology section chief and assistant
professor of radiology at NYU Langone School of Medicine. “In some patients,
there are structural changes to the brain after a single concussive episode.”
According to
the Centres for Disease Control and Prevention, each year in the U.S., 1.7
million people sustain traumatic brain injuries, resulting from sudden trauma
to the brain. Mild traumatic brain injury, or concussion, accounts for atleast
75% of all traumatic brain injuries.
Following a
concussion, some patients experience a brief loss of consciousness. Other
symptom includes headache, dizziness, memory loss, attention deficit, depression
and anxiety. Some of this condition may persist for months or even years.
Studies
shows that 10 to 20 %
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