TCT-636 Self-Expanding TAVR in Patients with Low-Gradient, Low Output Aortic Stenosis: 12 Month Results from the CoreValve US Expanded Use Study

Self-expanding transcatheter aortic valve replacement (TAVR) is superior to medical therapy for patients with severe native valve aortic stenosis unsuitable for surgery. Its use in patients with low-gradient, low output aortic stenosis has not been prospectively studied. The CoreValve US Expanded