Anoxic Brain Damage
(Anoxic Brain Injury; Hypoxic Brain Injury)
by Cynthia M. Johnson, MA
Anoxic brain damage (ABD) is harm to the brain due to a lack of oxygen. Brain cells without enough oxygen will start to die after about four minutes.
Oxygen is carried to the brain in the blood. ABD is when:
Risk Factors TOP
These problems may raise your chance of ABD:
ABD may cause:
The doctor will ask about your symptoms and health history. A physical exam will be done. You may need to see a doctor with special training in brain problems.
These tests may be ordered to find out more about your brain problems:
Treatment will depend on the cause. It may mean:
Recovery can take months or years. Whether you get better depends on how long you were without oxygen. Many people can get back most of the abilities they lost.
You and your family may work with a:
Some people do not fully get better. They learn to cope with their disabilities. The sooner rehabilitation starts, the better the results.
To lower your chance of ABD:
Brain Injury Association of America
National Institute of Neurological Disorders and Stroke
Ontario Brain Injury Association
Public Health Agency of Canada
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Last reviewed June 2018 by EBSCO Medical Review Board Rimas Lukas, MD
Last Updated: 6/18/2018
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