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Understanding the QT and Prolonged QT Interval Video
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Video at a Glance
- This video discusses the basics of the QT interval.
- Generally, an interval is the beginning of one thing to the beginning of another thing.
- However, in a QT interval, it is the beginning of the Q wave to the END of the T wave.
- A normal QT interval is 440 ms for men and 460 ms for women.
- Certain medications can cause a prolonged QT interval.
- Another cause is a low level of magnesium.
- There are also genetic causes.
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