Concussion

Injury	Disease	Nutrition	Poison

Symptoms	Surgery	Test	Special Topic

Brain

Concussion

Overview

Symptoms

Treatment

Prevention

Concussion

Symptoms:

A concussion results from a significant blow to the head. Symptoms can range from mild to severe. They can include:

Loss of consciousness
Memory loss (amnesia) of events surrounding the injury
Headache

Emergency signs:

Persistent unconsciousness (coma)
Altered level of consciousness (drowsy, hard to arouse, or similar changes)
Persistent confusion
Convulsions
Repeated vomiting
Unequal pupils
Unusual eye movements
Muscle weakness on one or both sides
Walking problems

Signs and tests:

A neurological examination may show abnormalities.

Tests that may be performed include:

Review Date: 3/21/2006
Reviewed By: Eric Perez, MD, Department of Emergency Medicine, St. Luke's-RooseveltHospital Center, New York, NY. Review provided by VeriMed HealthcareNetwork.

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