Prognostic significance of left anterior fascicular block and its relation with coronary artery disease in old patients based on 570 autopsy cases

LAFB subjects had more pathological CAD and MI, but LAFB was not an independent relevant factor of CAD. LAFB lowered the accuracy to clinically diagnose CAD. LAFB patients gained heavier hearts, thicker left ventricular walls, and suffered increased risk of death and cardiac death.