Episode 12 - Torsades and Magnesium
The Curious Clinicians
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The Mechanics of Cardiac Myocyte Repolarization
Torsade is essentially, it only arises in the context of a prolonged QT interval. So following a normal sinus beat, the ventricles will repolarize. If a ventricular ectopic beat happens to fall during that repolarization period, then torsade can be triggered. And this event is referred to as an early after depolarization or an EAD.
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