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Conduction: Difference between revisions
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→The QT interval
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===Risk of QT prolongation=== | ===Risk of QT prolongation=== | ||
A prolonged QT interval can lead to arrhythmias such as [[Torsade de Pointes]] and subsequent [[Ventricular Fibrillation]]. The QT interval is prolonged in congenital [[long QT syndrome]], but QT prolongation can also occur as a consequence of (a.o.): | A prolonged QT interval can lead to arrhythmias such as [[Torsade de Pointes]] and subsequent [[Ventricular Fibrillation]]. | ||
===Causes of QT prolongation=== | |||
The QT interval is prolonged in congenital [[long QT syndrome]], but QT prolongation can also occur as a consequence of (a.o.): | |||
* medication (anti-arrhythmics, tricyclic antidepressants, phenothiazedes, for a complete list look on [http://www.torsades.org Torsades.org] | * medication (anti-arrhythmics, tricyclic antidepressants, phenothiazedes, for a complete list look on [http://www.torsades.org Torsades.org] | ||
* electrolyte imbalances | * electrolyte imbalances | ||