supraventricular tachycardia
A supraventricular tachycardia is a condition in which heart tissue in either the upper chambers or the region above the ventricles develops pacemaker activity, resulting in an abnormally fast heartbeat.
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A supraventricular tachycardia is a condition in which heart tissue in either the upper chambers or the region above the ventricles develops pacemaker activity, resulting in an abnormally fast heartbeat.
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