Unlikely unless !: Head injury can cause permanent damage but those cases are severe traumas usually causing loss of consciousness, retrograde or post traumatic amnesia and often physical signs e.g. Memory loss or paralysis.
Answered 8/25/2013
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3 doctors weighed in across 2 answers
3 doctors weighed in across 2 answers
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2 doctors weighed in across 2 answers
A doctor has provided 1 answer
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