Strangulation is squeezing of the neck with enough force to block the flow of blood to the brain and/or the flow air to the lungs. The loss of blood flow deprives the brain cells of vital oxygen. Even short periods of time without oxygen can cause damage to the brain.
Strangulation may be caused by someone’s hands or arm, or an item wrapped around the neck. It may be the result of:
Risk factors depend on the cause of the strangulation.
Symptoms will depend on the force that is applied and the length of time it is applied. Some symptoms will be immediate while others may take a few hours or days to appear.
The interference with blood flow can cause:
Damage to the structures of the neck such as hyoid bone, voice box, or windpipe can cause:
Some visible damage may include:
Repeated strangulation can increase the risk of long-term damage and death.
The diagnosis is made based on information provided by the patient or a witness, and a physical exam.
Blood tests and x-rays may be done to look for any damage
Treatment will be based on the severity of injury.
More severe injuries may require medical or surgical support to:
Referral for counselling may be needed
To help reduce your chance of strangulation:
Centers for Disease Control and Prevention
Kid's Health—Nemours Foundation
Choking game prevention, children ages 6-19 years. Centers for Disease Control and Prevention website. Available at: http://www.health.ny.gov/prevention/injury_prevention/children/fact_sheets/6-19_years/choking_game_prevention_6-19_years.htm. Updated June 2010. Accessed December 15, 2017.
Household safety. Nemours Kid's Health website. Available at: http://kidshealth.org/parent/firstaid_safe/home/safety_entrap.html#a_Avoiding_Potential_Hazards. Updated October 2016. Accessed December 15, 2017..
Strangulation injury—emergency management. EBSCO DynaMed Plus website. Available at:http://www.dynamed.com/topics/dmp~AN~T902787/Strangulation-injury-emergency-management. Accessed December 15, 2017.
Strangulation Can Leave Long-Lasting Injuries. Domestic Shelters website. Available at: https://www.domesticshelters.org/domestic-violence-articles-information/strangulation-can-leave-long-lasting-injuries#.WjQeyFWnFEY. Updated April 4, 2016. Accessed December 15, 2017.
Last reviewed November 2018 by EBSCO Medical Review Board Michael Woods, MD, FAAP Last Updated: 10/3/2016