In patients with hypertrophic cardiomyopathy, left atrial remodeling and dysfunction are driven primarily by LV mass index rather than myocardial fibrosis.
HCM patients showed progressed LA remodeling and dysfunction; the determinant of LA remodeling and dysfunction was LV mass index rather than LV myocardial fibrosis by LGE-magnetic resonance imaging.
Kim et al. (Thu,) studied this question.