2017 ACC Expert Consensus Decision Pathway for Transcatheter Aortic Valve Replacement in the Management of Adults With Aortic Stenosis: A Report of the American College of Cardiology Task Force on Clinical Expert Consensus Documents

Since the first U.S. Food and Drug Administration approval in 2011, over 50,000 patients have undergone TAVR in the United States alone. Echocardiographic assessment of AS severity has been performed before making the decision that AVR is needed. [...]echocardiography is not discussed in detail in this document; readers are referred to recent review papers on this topic for additional information.