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Apr 30, 2024 · An ischemic stroke occurs when the blood supply to part of the brain is blocked or reduced. This prevents brain tissue from getting oxygen and nutrients.
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. There are two main types of stroke: ischemic, due to lack of blood flow, and hemorrhagic, due to bleeding. Both cause parts of the brain to stop functioning properly. Signs and symptoms of stroke may include an inability to move or feel on one ...
Sep 22, 2022 · A stroke is a medical emergency caused by a lack of blood flow to part of your brain. Lack of blood flow will eventually cause permanent brain damage or even death.
A stroke occurs when a part of the brain gets damaged due to interruption of its blood supply. Read on to learn more about its symptoms, prevention and treatments.
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 quickly can lead to a better ...
Apr 30, 2024 · Mayo Clinic provides comprehensive information on stroke, including how it is diagnosed, treated, and prevented. Learn about the symptoms, causes, and risk factors of this serious condition.
Stroke can be caused either by a clot obstructing the flow of blood to the brain (called an ischemic stroke) or by a blood vessel rupturing and preventing blood flow to the brain (called a hemorrhagic stroke).A TIA (transient ischemic attack), or "mini stroke", is caused by a temporary clot.
A stroke happens when there’s a change in how blood flows through the brain. Blood brings oxygen and nutrients to brain cells. If blood can’t flow to a part of the brain, cells that do not receive enough oxygen suffer and eventually die.
Every second counts. 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.
What causes a stroke? There are 2 main types of stroke: ischaemic (clot) strokes; haemorrhagic (bleed) strokes; Ischaemic strokes. An ischaemic stroke is when a blood clot blocks the blood supply to part of your brain. This is the most common type of stroke.
