Subdural hematoma
- Reviewed by Howard E. LeWine, MD, Chief Medical Editor, Harvard Health Publishing
What is it?
A subdural hematoma occurs when a blood vessel near the surface of the brain bursts. Blood builds up between the brain and the brain's tough outer lining. The condition is also called a subdural hemorrhage.
In a subdural hematoma, blood collects immediately beneath the dura mater. The dura mater is the outermost layer of the meninges. The meninges is the three-layer protective covering of the brain.
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About the Reviewer
Howard E. LeWine, MD, Chief Medical Editor, Harvard Health Publishing
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