A risk factor is something that increases your likelihood of getting a disease or condition. It is possible to develop epilepsy with or without the risk factors listed below. However, the more risk factors you have, the greater your likelihood of developing epilepsy. If you have a number of risk factors, ask your doctor what you can do to reduce your risk.
Risk factors for epilepsy include:
Any injury to the brain, either from external (environmental) or internal (medical/metabolic) sources can increase your risk of epilepsy.
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Brain injury can be caused by:
In some cases, epilepsy can result from genetic abnormalities inherited at birth.
Different causes and types of seizures are more or less likely depending on your age.
In children, risk factors include:
Other factors that can increase your risk of epilepsy include:
Epilepsy in adults. EBSCO DynaMed website. Available at: http://www.ebscohost.com/dynamed. Updated February 18, 2013. Accessed February 22, 2013.
Epilepsy in children. EBSCO DynaMed website. Available at: http://www.ebscohost.com/dynamed. Updated November 19, 2012. Accessed February 22, 2013.
NINDS epilepsy information page. National Institute of Neurological Disorders and Stroke website. Available at: http://www.ninds.nih.gov/disorders/epilepsy/epilepsy.htm. Updated February 21, 2013. Accessed February 22, 2013.
Seizure disorders. Merck Manual Professional Version website. Available at: http://www.merckmanuals.com/professional/neurologic-disorders/seizure-disorders/seizure-disorders. Updated May 2012. Accessed February 22, 2013.
What are the risk factors? Epilepsy Foundation website. Available at: http://www.epilepsy.com/learn/epilepsy-101/what-are-risk-factors. Accessed February 17, 2014.
5/6/2011 DynaMed's Systematic Literature Surveillance http://www.ebscohost.com/dynamed: Quet F, Guerchet M, Pion SD, Ngoungou EB, Nicoletti A, Preux PM.. Meta-analysis of the association between cysticercosis and epilepsy in Africa. Epilepsia. 2010;51(5):830-837.
Last reviewed March 2016 by Rimas Lukas, MD Last Updated: 3/15/2015