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Difficult QT: Difference between revisions
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* If the QRS interval exceeds 120 millisseconds, than some specialists advice to deduct the amount of milliseconds that exceeds 120 ms from the QT interval (i.e. if QRS is 140 ms and QT is 480, then 140-120ms=20ms should be deducted from the QT interval, yielding 460ms). | * If the QRS interval exceeds 120 millisseconds, than some specialists advice to deduct the amount of milliseconds that exceeds 120 ms from the QT interval (i.e. if QRS is 140 ms and QT is 480, then 140-120ms=20ms should be deducted from the QT interval, yielding 460ms). | ||
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===QTc is the heart rate corrected QT interval=== | ===QTc is the heart rate corrected QT interval=== | ||
<flash>file=QTc.swf|width=300|height=200|quality=best|align=right|salign=R||bgcolor=#FFF5F5</flash> | <flash>file=QTc.swf|width=300|height=200|quality=best|align=right|salign=R||bgcolor=#FFF5F5</flash> | ||