Question: Is ablation of atrial fibrillation risky? Ana (Venezuela).
Answer: Ablation of atrial fibrillation is an invasive technique that involves inserting catheters into your heart to try to locate the arrhythmia site and then 'burn it'. All invasive procedures have risks, but they are very rare. The risks may be: bruising at the puncture site, perforation, heart block, lung embolism, stroke, etc.