Neuroscience

Stroke and Cerebrovascular Diseases See All Stroke Overview See All Signs and Symptoms of Stroke See All Stroke Treatment and Recovery See All Stroke Prevention See All Other Cerebrovascular Diseases See All  Types of Stroke in Stroke Overview 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. ...more  Stroke in Stroke Overview, Signs and Symptoms of Stroke, Stroke Treatment and Recovery A stroke, or brain attack, happens when blood flow to your brain is stopped. It is an emergency situation. ...more  Effects of Stroke in Stroke Treatment and Recovery 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. ...more  Tests to Diagnose a Stroke in Stroke Treatment and Recovery Tests that may be used to help diagnose a stroke include a CT scan or MRI, and an electroencephalogram. ...more  Arteriovenous Malformations in Other Cerebrovascular Diseases Arteriovenous malformations (AVMs) happen when a group of blood vessels in your body forms incorrectly. Here's what you need to know. ...more  Carotid Artery Disease in Other Cerebrovascular Diseases 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. ...more