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Ischemic stroke. An ischemic stroke occurs when a blood clot, known as a thrombus, blocks or plugs an artery leading to the brain. A blood clot often forms in arteries damaged by a buildup of plaques, known as atherosclerosis. It can occur in the carotid artery of the neck as well as other arteries.
Sometimes stroke symptoms may be temporary, lasting only several minutes or hours, and this is called a transient ischemic attack. The symptoms should not be ignored even if they are temporary. The risk of stroke is markedly increased in the days and weeks after those symptoms occur, so seek emergency evaluation to clarify why the symptoms ...
A transient ischemic attack (TIA) is a short period of symptoms similar to those of a stroke. It's caused by a brief blockage of blood flow to the brain. A TIA usually lasts only a few minutes and doesn't cause long-term damage.
Symptoms of acute intestinal ischemia most often include: Sudden belly pain. An urgent need to pass stool. Forcefully passing stool often. Belly tenderness or bloating, also called distention. Bloody stools. Nausea and vomiting. Mental confusion, in older adults. Symptoms of intestinal ischemia that comes on slowly, also called chronic ...
A prompt evaluation of your symptoms is vital to diagnose the cause of a transient ischemic attack. It also helps your healthcare professional determine the best treatment. To pinpoint the cause of the TIA and to assess your risk of a stroke, your healthcare professional may rely on the following:
Look for these signs and symptoms if you think you or someone you know is having a stroke: Sudden trouble speaking and understanding what others are saying. Paralysis or numbness of the face, arm or leg on one side of the body.
The symptoms of a TIA are similar to those of a stroke and include: Numbness or muscle weakness, usually on one side of the body. Trouble speaking or understanding speech. Dizziness or loss of balance. Double vision or trouble seeing in one or both eyes. Symptoms of TIA usually last only a few minutes. But they may persist for up to 24 hours.
Vascular dementia symptoms may be most clear-cut when they occur suddenly following a stroke. When changes in your thinking and reasoning seem clearly linked to a stroke, this condition is sometimes called post-stroke dementia.
The first sign of the condition might be a stroke or transient ischemic attack (TIA). A TIA is a temporary shortage of blood flow to the brain. Treatment of carotid artery disease usually involves lifestyle changes, medicines and sometimes surgery.
An ischemic stroke occurs when a blood clot, known as a thrombus, blocks or plugs an artery leading to the brain. A blood clot often forms in arteries damaged by a buildup of plaques, known as atherosclerosis. It can occur in the carotid artery of the neck as well as other arteries.