Cardiac Catheter Cryoablation Side Effects and Warnings

Possible Complications

Complications are rare, but no procedure is completely free of risk. If you are planning to have cardiac catheter cryoablation, your doctor will review a list of possible complications, which may include:

• Bleeding
• Infection
• Pain at the catheter insertion site
• Blot clot formation
• Injuries to blood vessels or the heart
• Abnormal heart rhythm
• Heart attack
• Heart perforation

Your level of risk may be related to the specific arrhythmia that you have and any underlying medical conditions.

Call Your Doctor

After you leave the hospital, contact your doctor if any of the following occurs:

• Signs of infection, including fever and chills
• Redness, swelling, increasing pain, excessive bleeding, or discharge at the point of catheter insertion
• Your leg feels cold, turns white or blue, or becomes numb or tingly
• Cough, shortness of breath, chest pain, or severe nausea or vomiting
• Discomfort in the jaw, chest, neck, arms, or upper back
• Dizziness or weakness

In case of an emergency, CALL 911.