Impact of left atrial diameter on outcome in patients undergoing edge-to-edge mitral valve repair: results from the German TRAnscatheter Mitral valve Interventions (TRAMI) registry

摘要

Background Left atrial (LA) dimension is a marker of disease severity and outcome in primary and secondary mitral regurgitation. In transcatheter mitral valve repair, LA enlargement might additionally impact on device handling and technical success through an altered anatomy and atrial annular dilatation.