Download E-books Electrocardiographic assessment of repolarization heterogeneity PDF

By Bart Hooft van Huysduynen

The electrocardiographic evaluation of repolarization heterogeneity. The time period repolarization heterogeneity refers to ameliorations in repolarization instants within the middle. regularly, repolarization within the human middle is a comparatively delicate, non-stop strategy, within which adjoining components repolarize virtually concurrently. a number of medicines or cardiac illnesses may well disturb the repolarization and therefore elevate the repolarization heterogeneity, which predisposes to arrhythmias. A non-invasive index in a position to determine this repolarization heterogeneity may have nice scientific price. the normal 12-lead electrocardiogram (ECG) is beautiful for this goal because it is general and displays repolarization heterogeneity: the morphology and period of the T wave within the ECG rely on transformations within the repolarization instants of the ventricular myocardial cells. the precise trend of the traditional repolarization within the human middle continues to be now not accurately recognized. numerous mapping and vectorcardiographic stories recommend that transmural (perpendicular to the myocardial wall) and paramural (along the ventricular partitions) repolarization variations ensure the traditional morphology of the T-wave. assorted electrocardiographic measures of T-wave morphology mirror varied features of cardiac repolarization, which defines their suitability to evaluate repolarization heterogeneity, as broadly mentioned during this bankruptcy

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