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Dr. Jamshid Ghajar: Multiple Definitions of Concussion

Concussions have been around since the beginning of time, but our knowledge and treatment of them are and need to be vastly different. It all starts with the need for one, sound definition.

See more of Dr. Ghajar's videos here.

Posted on BrainLine February 2, 2012.

Produced by Noel Gunther and Justin Rhodes, BrainLine.

About the author: Jamshid Ghajar, MD, PhD

Jamshid Ghajar, MD, PhD is chief of Neurosurgery at Jamaica Hospital-Cornell Trauma Center, clinical professor of Neurosurgery at Weill Cornell Medical College and president of the Brain Trauma Foundation.

Jamshid Ghajar

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BRAINS CAN BE DAMAGE WITHOUT IMPACT OF ACCIDENT LIKE TRAUMA OR ATTACKS AND CAUSE DAMAGE. TRAUMA AS IN SHOCK CAN CAUSE CONCUSION OR STR0KE LIKE DAMAGE .