HealthIntell Articles
Explore recent HealthIntell articles, condition explainers, and FAQ guides. To browse by health topic, visit Conditions.
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What is Ventricular septal defect
A ventricular septal defect is a hole in the wall that separates the two lower chambers of the heart, called the ventricles. This wall, the ventricular septum, normally keeps oxygen-poor blood on the right…
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FAQ about Vasovagal syncope
This FAQ explains what vasovagal syncope is, why it happens, how it is diagnosed, and what people can do to reduce the chance of fainting. It also covers treatment, long-term outlook, prevention, and a…
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Treatment for Vasovagal syncope
What treatments are used for vasovagal syncope? Management usually combines education, trigger avoidance, physical counterpressure techniques, hydration and salt optimization, and in selected cases medications or procedures such as pacemaker implantation. These approaches are…
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Diagnosis of Vasovagal syncope
Vasovagal syncope is diagnosed by combining the patient’s story, the physical examination, and selective testing to exclude other causes of fainting. It is a reflex-mediated episode in which the autonomic nervous system briefly misfires,…
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Causes of Vasovagal syncope
What causes vasovagal syncope? It develops when a reflex in the nervous system produces a sudden drop in heart rate and blood pressure, briefly reducing blood flow to the brain. The result is a…
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Symptoms of Vasovagal syncope
What are the symptoms of Vasovagal syncope? The condition typically begins with a recognizable cluster of presyncopal symptoms, then may progress to fainting or near-fainting. Common symptoms include lightheadedness, nausea, sweating, blurred vision, a…
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What is Vasovagal syncope
Vasovagal syncope is a temporary loss of consciousness caused by a reflex change in the autonomic nervous system that leads to a sudden drop in heart rate, blood pressure, or both. The condition involves…