Power of gradients
Yadav P, Eng MH. Power of gradients. Catheter Cardiovasc Interv. Dec 1 2017;90(7):1183-1184.
Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions
Patients with high baseline gradients benefit most after TAVR. In severe symptomatic aortic stenosis, every 10 mm Hg increase in mean gradient has 20% reduction in mortality after TAVR. Low gradient severe aortic stenosis continues to be a clinical cohort with variable benefit from TAVR.