Supraventricular Tachycardia (SVT)
Type of arrhythmia (irregular heart rhythm) occurring in the top chambers (atria) of the heart.
Generally benign. Can last seconds to years.
Encompasses a variety of rhythms including – PACs, PSVT, Accessory tract tachycardias, AVNRT, AVRT, atrial tachycardia, Atrial Fibrillation, and Atrial Flutter.
Commonly cause palpitations
Can cause lightheadedness, dizziness, and rarely cause syncope
Generally the degree of symptoms is related to the length of symptoms
Monitoring or watchful waiting
Beta-blockers or calcium channel blockers
Ablation (radiofrequency ablation)
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