Ask The Doctors: July 2010

Well, it certainly sounds like you have inherited more than your fair share of heart rhythm problems. The most recent of these to be discovered, ventricular tachycardia (VT), is a potentially life-threatening arrhythmia which demands further workup. One frequent cause is coronary artery disease (CAD). Two ways that CAD can lead to VT are either through myocardial ischemia (inadequate blood flow and oxygen delivery to the heart muscle due to severe narrowing of the arteries), or via scarring from a previous heart attack.
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