Electrophysiological Testing of the Heart

If you have an arrhythmia (abnormal heart rhythm), cardiologists can use an electrophysiologic study (EPS) to find out what part of the heart is causing this change in rhythm and what medicines will work best to bring that rhythm back to normal. Sometimes doctors will recommend a treatment called ablation that can be done during EPS testing. Ablation uses electricity to kill the cells in the heart muscle that seem to cause the abnormal rhythm.
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