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A member asked:
Does qt prolongation mean your heart rate is sped up?
3 doctors weighed in across 2 answers
Prolonged QTc: The QT interval represents the time it takes for the electricity to pass through the bottom 2 heart chambers. Normally, the QT shortens with faster heart rate; therefore, a corrected QT (QTc) is calculated, more accurately representing the expected QT. Normal QTc is
Answered 8/30/2014
3.8k views
No: QT prolongation means that the QT interval is longer than expected after correcting for the heart rate. Normally the interval SHORTENS as heart rate goes up and vice versa.That's why the need for correction of measured QT interval using a formula.
Answered 8/30/2014
3.8k views
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