Several acceptable options are available for the successful management of children either with an acute PSVT episode or with ongoing episodes. These options include the "no treatment" management approach. Although an example of an algorithm used in one center is provided for this Medical Progress article, other algorithms also are successfully practiced among pediatric cardiologists together with primary care pediatricians. Current and ongoing updated data related to the important factors of presenting symptoms, natural history, results of the treatment options, and the risk/ benefit ratios of the treatment options are essential when one is choosing the specific management approach.