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Concussion is “a complex pathophysiological process affecting the brain, induced by traumatic biomechanical forces.” Concussion results from acceleration and deceleration forces which may be caused either by a direct blow to the head, face, neck or elsewhere on the body with an 'impulsive' force transmitted to the head.

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Emergency Medicine Cases Podcast: Pediatric head injury

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Dr. Rahim Valani and Dr. Jennifer Riley

Episode 3:Dr. Rahim Valani and Dr. Jennifer Riley discuss their approach to the workup and management of both minor and major Pediatric Head Injury. They review two recent landmark studies (Kupperman PECARN & CATCH studies) describing clinical decision rules for performing CT head in minor pediatric head injury, as well as practical tips on instructing parents regarding back to sport activities after discharge. In major pediatric head injury, they discuss key clinical pearls on managing blood pressure, the use of hypertonic saline and managing raised intracranial pressure in the treatment of major head injury. Published online: April 2010.