Strokes are classified as either ischemic or hemorrhagic. Ischemic strokes are caused by the blockage of an artery. Hemorrhagic strokes are caused by bleeding in the brain.
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A stroke, or brain attack, happens when blood flow to your brain is stopped. It is an emergency situation.
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When an area of the brain is damaged, which typically occurs with a stroke, an impairment may result. An impairment is the loss of normal function of part of the body. Sometimes, an impairment may result in a disability, or inability to perform an activity in a normal way.
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Tests that may be used to help diagnose a stroke include a CT scan or MRI, and an electroencephalogram.
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Arteriovenous malformations (AVMs) happen when a group of blood vessels in your body forms incorrectly. Here's what you need to know.
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Carotid artery disease causes a narrowing of the major blood vessels that supply the brain. It is caused by atherosclerosis and can lead to a stroke.
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