brief loss of consciousness
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Explore overview, symptoms, causes, treatment, diagnosis, prevention, and FAQ articles for this condition.
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Diagnosis of Syncope
Syncope is a temporary loss of consciousness caused by a brief reduction in blood flow to the brain. It is not the same as a seizure, a coma, or simple dizziness, although the events can look similar to bystanders. In clinical…
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What is Syncope
Syncope is a transient loss of consciousness caused by a temporary reduction in blood flow to the brain. It is not a disease in itself, but a physiological event that occurs when cerebral perfusion falls below the level needed to sustain…
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Symptoms of Syncope
The symptoms of syncope are the result of a brief, sudden reduction in blood flow to the brain. The most characteristic feature is a short-lived loss of consciousness, often preceded by lightheadedness, visual dimming, nausea, sweating, or a feeling of weakness.…
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Causes of Syncope
Syncope is caused by a temporary reduction in blood flow to the brain, usually because blood pressure, heart output, or autonomic control drops enough that the brain cannot maintain normal consciousness. The immediate result is a brief loss of awareness, but…
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Treatment for Syncope
Treatments used for syncope depend on the cause, but the main approaches include restoring blood flow to the brain during episodes, correcting the physiological trigger, and preventing recurrence. Syncope is a transient loss of consciousness caused by a temporary reduction in…
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Prevention of Syncope
Syncope, or temporary loss of consciousness caused by reduced blood flow to the brain, is often preventable in a direct sense only for certain forms. In many cases, the condition itself is not completely eliminable because it depends on underlying cardiovascular,…
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FAQ about Syncope
This FAQ explains syncope, a sudden temporary loss of consciousness caused by reduced blood flow to the brain. Many people use the word “fainting” to describe it, but syncope is a medical term that covers several different mechanisms. This article answers…