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How do event monitors help doctors see heart problems? Show summary
A man was experiencing episodes of dizziness and light-headedness, though his echocardiogram looked normal. By using an event recorder, his doctor discovered that he had an abnormal heart rhythm. The man was sent to an electrophysiologist to ablate the rhythm, which solved the problem.
History:

Background information

What is mitral stenosis?
How serious are heart arrhythmias? (arrhythmia)
I can feel my heart racing: should I worry? (arrhythmia)