Effect of Cryothermic and Radiofrequency Cox-Maze IV Ablation on Atrial Size and Function Assessed by 2D and 3D Echocardiography, a Randomized Trial. To Freeze or to Burn.

SR restoration after MV surgery and maze results in LA size reduction irrespective of the energy source used. Compared to RF, the extension of ablation area produced by Cryo implies a structural LA remodeling affecting LA systolic function. This article is protected by copyright. All rights reserved.