Rosalyn Carson-DeWitt, MD
Radiofrequency ablation is the use of electrical energy to heat and destroy an area of tissue.
Radiofrequency ablation is used to destroy abnormal tissue that may be causing health problems or symptoms. Conditions that may be managed or treated with ablation include:
Problems from the procedure are rare, but all procedures have some risk. Your doctor will review potential problems, like:
Factors that may increase the risk of complications include:
You will most likely be given a sedative to help you relax. Local anesthesia will be used to numb the area. If this is done as part of another surgery, you may have
The exact steps of the procedure will depend on where the tissue is located. The tool will be a probe that is applied directly to the area or passed through a catheter to the area.
Imaging devices such as a CT scan,
will be used to help guide the doctor to the area.
A small amount of electricity is passed through the tube which heats and destroys the selected tissue. The probe may be repositioned to destroy other areas of tissue.
You will be monitored for 2-3 hours after the procedure.
About 10-60 minutes
Anesthesia will prevent pain during surgery. Pain and discomfort after the procedure will depend on the location and amount of tissue that was involved. Discomfort during recovery can be managed with medications.
It may be possible to leave the hospital on the same day of the procedure. Some will need to stay overnight so that the doctor can monitor them.
Most return to normal activities within a few days of the procedure.
It is important to monitor your recovery. Alert your doctor to any problems. If any of the following occur, call your doctor:
If you think you have an emergency, call for medical help right away.
American Cancer Society
Radiology Info—The Radiological Society of North America
BC Cancer Agency
Canadian Cancer Society
Cardiac procedures and surgeries.
American Heart Association website. Available at
http://www.heart.org/HEARTORG/Conditions/HeartAttack/PreventionTreatmentofHeartAttack/Cardiac-Procedures-and-Surgeries_UCM_303939_Article.jsp. Updated october 24, 2014. Accessed December 30, 2014.
Gazelle GS, Goldberg SN, et al. Tumor ablation with radio-frequency energy.
The Radiological Society of North America Radiology Info website. Available at
http://www.radiologyinfo.org/en/sitemap/category.cfm?category=ir&bhcp=1. Accessed December 30, 2014.
Radiofrequency ablation background. National Institutes of Health website. Available at
http://www.cc.nih.gov/drd/rfa/background.html. Accessed December 30, 2014.
Last reviewed December 2016 by Michael J. Fucci, DO
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