Cardiology

AICDs effective for symptoms, lethal arrhythmia in Brugada

(HealthDay)—Implantable cardioverter-defibrillators (ICDs) are effective in young patients with symptomatic Brugada syndrome, according to a study published in the Jan. 16 issue of the Journal of the American College of ...

Cardiology

Understanding and treating long QT syndrome

DEAR MAYO CLINIC: I recently read that long QT syndrome is quite common. What is it, and how is it diagnosed? I have read that fainting may be one sign of the disorder. Can long QT syndrome be treated?

Cardiology

Deadly heart rhythm halted by noninvasive radiation therapy

Radiation therapy often is used to treat cancer patients. Now, doctors at Washington University School of Medicine in St. Louis have shown that radiation therapy—aimed directly at the heart—can be used to treat patients ...

Cardiology

Increased repolarization dispersion seen in SCD survivors

(HealthDay)—Survivors of sudden cardiac death (SCD) with structurally normal hearts have increased dispersion of repolarization after exertion, and this is detectable on non-invasive electrocardiographic imaging (ECGi), ...

Cardiology

AHA: Cardiac troponin I IDs low risk of MI, cardiac death

(HealthDay)—High-sensitivity cardiac troponin I concentration can identify individuals at low risk of myocardial infarction or cardiac death within 30 days among patients with suspected acute coronary syndrome, according ...

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