HealthIntell Articles
Explore recent HealthIntell articles, condition explainers, and FAQ guides. To browse by health topic, visit Conditions.
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Symptoms of Ventricular septal defect
The symptoms of ventricular septal defect depend on the size of the opening in the wall between the ventricles and on how much blood is forced to move through it. The most common symptoms…
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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…