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==The QT interval==
==The QT interval==
  The QT interval indicates how fast the ventricles are repolarized and how fast they are ready for a new heart cycle
  The QT interval indicates how fast the ventricles are repolarized and how fast they are ready for a new heart cycle
  The normal value for QTc(orrected) is: 440ms for men and 450 ms for women. <cite>Moss</cite>
  The normal value for QTc(orrected) is: 440-450ms for men and 450-470ms for women. <cite>Moss</cite>


[[Image:QRSinterval.jpg|thumb| The QT interval start at the onset of the Q wave and ends where the tangent line for the steepest part of the T wave intersects with the baseline of the ECG. Click on the image for a bigger image]]
[[Image:QRSinterval.jpg|thumb| The QT interval start at the onset of the Q wave and ends where the tangent line for the steepest part of the T wave intersects with the baseline of the ECG. Click on the image for a bigger image]]

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