Slow heart rate that could require a pacemaker to correct.

Bleeding or infection at the site where the catheter was inserted.

Have a high risk of complications from arrhythmias, such as sudden cardiac arrest.

Have certain types of arrhythmias that respond well to ablation, such as Wolff-Parkinson-White syndrome and supraventricular tachycardia.

Have had serious side effects from medications to treat arrhythmias.

Have tried medications to treat an arrhythmia without success.

Your health care provider may recommend cardiac ablation if you: Other times, it's done when other medicines or treatments don't work. Any disruption in the signaling pathway can trigger an irregular heartbeat (arrhythmia).ĭepending on the type of heart rhythm problem, cardiac ablation may be one of the first treatments. When the heart beats, the electrical signals that cause the heart to squeeze (contract) must follow a specific pathway through the heart.

What is coronary artery disease? A Mayo Clinic cardiologist explains.Cardiac ablation is a procedure that's used to correct heart rhythm problems.

Coronary artery disease: Angioplasty or bypass surgery?.Chelation therapy for heart disease: Does it work?.Cardiopulmonary resuscitation (CPR): First aid.Can vitamins help prevent a heart attack?.Calcium supplements: A risk factor for heart attack?.Angina treatment: Stents, drugs, lifestyle changes - What's best?.You may feel as if your heart is skipping beats, or you may just be very aware that your heart is beating. You may feel sick to your stomach or vomit. You may suddenly break into a sweat with cold, clammy skin. In addition to feeling chest pressure, you may feel dizzy or feel like you might pass out. You may feel a sense of doom or feel as if you're having a panic attack for no apparent reason. This often occurs before any chest discomfort. You may gasp for breath or try to take in deep breaths. Pain may extend downward into the belly area and may feel like heartburn. Some people have upper body pain with no chest discomfort. Pain or discomfort may spread beyond the chest to the shoulders, arms, back, neck, teeth or jaw. This discomfort or pain can feel like a tight ache, pressure, fullness or squeezing in the chest lasting more than a few minutes.

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