Overall the ablation
procedure may take 3-4 hours to complete.
The goal of the procedure is to eliminate the extra electrical pathway responsible for wpw. Once that pathway is eliminated, there is no longer a risk of rapid heart
rates. There is a small risk (about 5%) of the problem returning such that at least one follow up evaluation is recommended.
...Do you have a follow-up question? Consult Dr. Scott, a Pediatric Cardiologist with 33 years in practice: