Objectives: The relationship between left atrial (LA) size and atrial fibrillation (AF) is well-established. However. the specifics of LA regional remodeling and its connection to left atrial tachycardia (LA-AT) post-ablation in patients with non-paroxysmal AF are less understood. This study aims to explore how LA dimensions are related to the development of LA-AT following AF ablatio... https://www.hacklinkci.com/