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May 29, 2024 · A stroke, also known as a brain attack, occurs when blood flow to the brain is blocked or a blood vessel inside or on the surface of the brain bursts. A stroke is a serious medical emergency and requires immediate medical attention, just like a heart attack. Stroke is the fifth leading cause of death in the United States.
Stroke (also known as a cerebrovascular accident ( CVA) or brain attack) is a medical condition in which poor blood flow to the brain causes cell death. [5] . There are two main types of stroke: ischemic, due to lack of blood flow, and hemorrhagic, due to bleeding. [5] . Both cause parts of the brain to stop functioning properly. [5]
Apr 30, 2024 · Overview. What is a stroke? A Mayo Clinic expert explains. Learn more from neurologist Robert D. Brown, Jr. M.D., M.P.H. Mayo Clinic Explains Strokes. From an accredited US hospital. Show transcript. An ischemic stroke occurs when the blood supply to part of the brain is blocked or reduced.
Jun 18, 2024 · A stroke is a disruption of blood flow to a part of your brain. Symptoms can come on quickly and without warning. Recognizing stroke symptoms and seeking treatment...
Introduction. Stroke is classically characterized as a neurological deficit attributed to an acute focal injury of the central nervous system (CNS) by a vascular cause, including cerebral infarction, intracerebral hemorrhage (ICH), and subarachnoid hemorrhage (SAH), and is a major cause of disability and death worldwide.
May 26, 2023 · A stroke can occur when blood flow to the brain is blocked or there is sudden bleeding in the brain. There are two types of strokes. A stroke that occurs because blood flow to the brain is blocked is called an ischemic stroke. The brain cannot get oxygen and nutrients from the blood.
Stroke is a medical emergency. About 80% are ischemic stokes, which cut off blood to the brain. The rest are hemorrhagic strokes, caused by bleeding in or around the brain. The longer blood flow is cut off, the greater the damage.
Apr 8, 2023 · A stroke, sometimes called a " brain attack," occurs when blood flow to an area in the brain is cut off. The brain cells, deprived of the oxygen and glucose needed to...
A stroke is a life-threatening medical emergency, and you shouldn't try to self-diagnose or self-treat it. If you have — or someone with you has — stroke symptoms, you should immediately call 911 (or your local emergency services number). The longer it takes for stroke treatment to begin, the greater the risk of permanent brain damage or death.
Know the symptoms of a stroke and when to call 911 right away. Learn about ischemic and hemorrhagic strokes, TIA, or mini-strokes, and risk factors for stroke.
