Supraventricular Tachycardia Topic Guide
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.
Electrocardiogram (ECG, EKG) The electrocardiogram (ECG or EKG) is a diagnostic tool that measures and records the electrical activity of the heart in exquisite detail.