Comparison of Two-Dimensional and Three-Dimensional Imaging Techniques for Measurement of Aortic Annulus Diameters Before Transcatheter Aortic Valve Implantation

Study Questions:

What is the comparative efficacy of different 2D and 3D imaging techniques, and the accuracy of 3D transesophageal echocardiography (TEE) for accurate analysis of aortic annulus dimensions?