MedlinePlus Medical Encyclopedia: Concussion

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Concussion

A concussion may result when the head strikes against an object or is struck by an object. Concussions may produce unconsciousness or bleeding in or around the brain.

Update Date: 1/8/2007

Updated by: Eric Perez, MD, Department of Emergency Medicine, St. Luke's-Roosevelt Hospital Center, New York, NY. Review provided by VeriMed Healthcare Network.

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