Dr. Allan Stewart on Transcatheter Valve Therapy

In this video, Allan Stewart, MD, assistant professor of surgery at Columbia University College of Physicians & Surgeons, discusses transcatheter valve therapy (TVT), which he calls the most significant recent advance in cardiac surgery. He explains that this minimally invasive procedure allows surgeons to treat frail, elderly patients with aortic stenosis via a tiny incision in the groin or the side of the chest.