Xiaoxian Wang, Beibei Ge, Changqing Miao, Christopher Lee, Jorge E Romero, Peng Li, Fang Wang, Di Xu, Minglong Chen, Dianfu Li, Dong Li, Mingxia Li, Fang Xu, Yan Li, Chanjuan Gong, Cynthia C Taub, Jing Yao
BACKGROUND: Left bundle branch block (LBBB) represents a frequently encountered conduction system disorder. Despite its widespread occurrence, a continual dilemma persists regarding its intricate association with underlying cardiomyopathy and its pivotal role in the initiation of dilated cardiomyopathy. The pathologic alterations linked to LBBB-induced cardiomyopathy (LBBB-CM) have remained elusive. OBJECTIVE: This study sought to investigate the chronologic dynamics of LBBB to left ventricular dysfunction and the pathologic mechanism of LBBB-CM...
March 13, 2024: Heart Rhythm: the Official Journal of the Heart Rhythm Society