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A member asked:
I understand what qt interval is. however, can someone explain in common words what is qtc? how do you calculate it? and what's the range?
A doctor has provided 1 answer
The QT interval is a: measure of the time between the start of the Q wave and the end of the T wave on the EKG. This will be dependent on the heart rate. In simplest terms the QTc is the "corrected" QT interval based on rate. There are several ways to make the correction. Wikipedia actually has a good discussion of this which I think you will understand. Look at QT interval in Wikipedia. Normal is
Answered 11/24/2015
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