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Stroke; Overview.
- Article from:
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NWHRC Health Center - Stroke
- Article date:
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June 15, 2005
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Copyright informationCOPYRIGHT 2005 National Women's Health Resource Center. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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A stroke--also referred to as a brain attack or apoplexy--occurs when a part of the brain is injured by a disturbance to its blood supply.
There are two types of stroke. An ischemic stroke, or cerebral infarction, occurs when the flow of blood through an artery supplying part of the brain is suddenly interrupted, usually by a clot. A hemorrhagic stroke, or cerebral or subarachnoid hemorrhage, occurs when a blood vessel in the brain bursts, spilling blood into the substance of the brain or into the spaces surrounding brain cells.
The term "brain attack" is becoming increasingly common to describe this condition--and it makes sense. A person suffering a loss of blood ...