Rhythm abnormality of unknown origin strongly predicts sudden death risk in heart disease patients

Researchers conducting a large, ongoing study to improve detection and prevention of sudden cardiac death were surprised to discover that a specific heart rhythm abnormality - idiopathic QT interval prolongation - increased risk five-fold among patients with coronary artery disease.

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<p><a href="http://www.physorg.com/news152816807.html">Rhythm abnormality of unknown origin strongly predicts sudden death risk in heart disease patients</a></p> <p>Researchers conducting a large, ongoing study to improve detection and prevention of sudden cardiac death were surprised to discover that a specific heart rhythm abnormality - idiopathic QT interval prolongation - increased risk five-fold among patients with coronary artery disease.</p>