Left Atrial Appendage Closure Guided by Personalized 3D-Printed Cardiac Reconstruction.

Percutaneous left atrial appendage occlusion (LAAO) with the Watchman device (Boston Scientific, Natick, Massachusetts) is currently conducted under fluoroscopic and transesophageal echocardiographic guidance. Multidetector computed tomography (MDCT) acquires a 3-dimensional (3D) dataset that