Sometimes, doctors don't know what sets off the racing, thumping heartbeat caused by supraventricular tachycardia (SVT). What they do know for certain: It starts in the upper chambers of your heart ...

When you have supraventricular tachycardia, your heart's electrical system sometimes makes it beat faster than normal. You can have a bout of SVT even when you're not stressed out or exercising hard.

Any tachycardic rhythm with a left or right bundle branch block that is NOT ventricular tachycardia is considered "supraventricular tachycardia with aberrancy". This would even include sinus ...

Abbreviations: SEER, Surveillance, Epidemiology, and End Results; MI, myocardial infarction. We matched 82.7% of nonusers with users on type of cancer, age, sex, SEER region, and bone metastasis. The ...

Background: Atrial fibrillation (AF) has been linked to an inflammatory process detected through various biomarkers, including C-Reactive Protein (CRP). Early recurrence of AF within the first 3 ...

New Orleans, LA - Many patients who receive an implantable cardioverter-defibrillator (ICD) will develop a supraventricular tachycardia (SVT) within six months, but a dual-chamber device with ...