Heart Rhythm Disorders Topic Guide
Heart Rhythm Disorders (Arrhythmias): Heart rhythm disorders are conditions that causes changes in the normal heartbeat. These disorders, collectively known as arrhythmia, may be caused by abnormalities in the electric nerve impules that regulate the heartbeats, among other causes.
Supraventricular Tachycardia (SVT, PSVT) Supraventricular tachycardia (SVT, PSVT) is one type of heart rhythm disorder. Symptoms may include dizziness, shortness of breath, and palpitations. Treatment may include vagal maneuvers, medications, and surgery. Tachycardias are rhythm disorders in which the heart beats faster than normal. Supraventricular means "above the ventricles," in other words, originating ...
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