Catheter ablation has some risks, including bleeding, infection, blood vessel damage, heart damage, arrhythmias, and blood clots . There also may be a very slight risk of cancer from radiation used during catheter ablation.
Read moreHow long does it take to recover from a catheter ablation?
The ablated (or destroyed) areas of tissue inside your heart may take up to eight weeks to heal. You may still have arrhythmias (irregular heartbeats) during the first few weeks after your ablation.
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