Shingles affects the nerves. Shingles is caused by the varicella-zoster virus â the same virus that causes chickenpox. Anyone who's had chickenpox may develop shingles. After you recover from chickenpox, the virus can enter your nervous system and lie dormant for years.
Heart ablation, or cardiac ablation, is a surgical procedure that is used to correct abnormal heart rhythms. Catheter tubes are used to correct structural heart problems that prevent normal heart rhythms. Malfunctioning heart tissue is scarred or destroyed.
Catheter ablation. Catheter ablation is an minimally-invasive procedure used to remove or terminate a faulty electrical pathway from sections of the hearts of those who are prone to developing cardiac arrhythmias such as atrial fibrillation, atrial flutter, supraventricular tachycardias (SVT) and Wolff-Parkinson-White syndrome.