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  1. Mayo Clinic
    https://www.mayoclinic.org/diseases-conditions/supraventricular-tachycardia/symptoms...

    Supraventricular tachycardia - Symptoms and causes - Mayo Clinic

    • Supraventricular tachycardia (SVT) is a type of irregular heartbeat, also called an arrhythmia. It's a very fast or erratic heartbeat that affects the heart's upper chambers. SVTalso is called paroxysmal suprav… See more

    Symptoms

    The main symptom of supraventricular tachycardia (SVT) is a very fast heartbeat that may last for a few minutes to a few days. The heart beats 100 or more times a minute. Us… See more

    Mayo Clinic
    Causes

    Supraventricular tachycardia (SVT) is caused by faulty signaling in the heart. … See more

    Mayo Clinic
    Risk Factors

    Supraventricular tachycardia (SVT) is the most common type of arrhythmia in infants and children. It also tends to occur more often in women, particularly during pregnancy… See more

    Mayo Clinic
    Complications

    When the heart beats too fast, it may not send enough blood to the body. As a result, the organs and tissues may not get enough oxygen. Over time, untreated and frequent attacks of s… See more

    Mayo Clinic
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    Table of Contents
    Symptoms
    Causes
    Risk Factors
    Complications
     
  1. Supraventricular tachycardia
    • According to 2 sources
    Supraventricular tachycardia (SVT) is usually not life-threatening unless you have heart damage or another heart condition. But if SVT is severe, the irregular heartbeat may cause all heart activity to suddenly stop. This is called sudden cardiac arrest.

    Supraventricular tachycard…

    mayoclinic.org
    Supraventricular tachycardia (SVT) is a very rapid heartbeat (usually between 151 and 250 beats per minute, or BPM) and can cause a number of serious health issues. It’s seen in just over 2 out of every 1,000 people, affecting children and adults alike.

    Supraventricular Tachycar…

    healthline.com
  2. People also ask
    How common is SVT?
    It’s seen in just over 2 out of every 1,000 people, affecting children and adults alike. There are several types of SVT, with each involving a different part of the heart or having a unique origin.

    Supraventricular Tachycardia: Types, Symptoms, and Treatment - Health…

    healthline.com
    What are the weird sensations behind the eye after an episode of SVT?

    Dr. Marcella Abunahman Pereira

    Specialization in Clinical Cardiology · 12 years of exp

    An episode of SVT may cause blurred vision. On the other hand, it is more common to experience palpitations, dizziness, excessive tiredness, shortness of breath, nausea, chest pain, and fainting.
    Q&A: Supraventricular Tachycardia
    bing.com
    What are the symptoms of SVT in children and adults?
    In children and adults, the symptoms of all three SVTs are the same. Infants with SVT may breathe faster than normal, or seem extra fussy or sleepy. While the range of therapeutic options is also the same, the "optimal" therapy can vary, depending on the type.

    Supraventricular Tachycardia (SVT): Symptoms and Treatment

    verywellhealth.com
    What age does SVT start?
    SVT usually affects younger people. It often starts when you're in your teens or early 20s. But young children, middle-aged people, or older people can also have SVT. SVT is more common in women or those assigned female at birth, especially during pregnancy. How Does Your Heart Beat?

    Supraventricular Tachycardia (SVT): Types, Causes, & Risk Factors - Web…

    webmd.com
    Is SVT life threatening?
    SVT is when you have a fast or an erratic heartbeat. It can be caused by faulty electrical signals in your heart or by stress exercise, and other triggers. SVT isn't life-threatening, and most people don't need treatment. If you do, you can control it with medication and lifestyle changes. Is SVT life-threatening? SVT is rarely life-threatening.

    Supraventricular Tachycardia (SVT): Types, Causes, & Risk Factors - Web…

    webmd.com
    How do you know if you have SVT?
    During an episode, you might have a drop in blood pressure and feel dizzy or lightheaded. Other times, the only thing you feel is your rapid heartbeat. SVT usually doesn't cause serious health problems, but you should see your doctor if you have symptoms. SVT vs. VTACH

    Supraventricular Tachycardia (SVT): Types, Causes, & Risk Factors - Web…

    webmd.com
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  3. Cleveland Clinic
    https://my.clevelandclinic.org/health/diseases/22152

    SVT (Supraventricular Tachycardia): Symptoms & Treatment

  4. Mayo Clinic
    https://www.mayoclinic.org/diseases-conditions/...

    Supraventricular tachycardia - Diagnosis and treatment - Mayo Clinic

  5. WebMD
    https://www.webmd.com/heart-disease/atrial...

    Supraventricular Tachycardia (SVT): Types, Causes, & Risk Factors

  6. Healthline
    https://www.healthline.com/health/arrh…

    Supraventricular Tachycardia: Types, Symptoms, and …

    Dec 6, 2021 · Supraventricular tachycardia (SVT) is a very rapid heartbeat (usually between 151 and 250 beats per minute, or BPM) and can cause a number of serious health issues. It’s seen in just over 2 out...

  7. WebMD
    https://www.webmd.com/heart-disease/atrial...

    Supraventricular Tachycardia (SVT): Symptoms & Warning Signs

  8. NewYork-Presbyterian
    https://www.nyp.org/heart/arrhythmias/supra...

    Supraventricular Tachycardia: Symptoms & Causes - NewYork …

  9. avicennacardiology.com
    https://avicennacardiology.com/blog/supraventricular-tachycardia

    Supraventricular Tachycardia (SVT): Symptoms & Treatment Guide

  10. CardioSmart
    https://www.cardiosmart.org/topics/...

    Supraventricular Tachycardia - Causes, Signs and Symptoms

  11. Verywell Health
    https://www.verywellhealth.com/suprave…

    Supraventricular Tachycardia (SVT): Symptoms and …

    Jan 27, 2024 · Supraventricular tachycardia (SVT) is a family of cardiac arrhythmias that cause an inappropriately rapid heart rate. SVTs originate in the atria, the upper chambers of the heart. An estimated two to three out of every …