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What exactly happens to the heart when a defibrillator is used?

Quick Overview: 1. Sudden cardiac death kills 350,000 Americans annually. 2. The presence of scar in the heart, most often from a prior heart attack, represents the greatest risk for sudden cardiac death. 3. Defibrillators provide life-saving therapy for sudden cardiac death, when then can be applied within seconds to minutes of the event. 4. …

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What test is a better indicator of a condition of the heart, a 2D echo or a stress test?

As a cardiologist, I am often faced with the challenge of selecting between available tests of heart function. We always want to help each patient in the best way possible. The information gained from each cardiac test is somewhat overlapping, however certain tests may uniquely provide better information to answer a specific question that is …

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How does heart of donor start beating again when it is transplanted into other person?

The world of cardiac transplant is fascinating and dynamic, involving so much more than was ever imagined. Transplant represents the opportunity for a human life to continue, because another life ended – suddenly and often tragically. Looking at it another way, transplant is a way for the life of the donor to continue on, which …

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