Left Bundle Branch Block Does Not Mean Left Coronary Artery Block

Left Bundle Branch Block

Coronary angiography, cine left ventriculography, and the cardiovascular hemodynamics of 24 patients with left bundle branch block were studied. Seven patients were found to have significant coronary artery disease, always severe. Five had cardiomyopathy and seven had valvular disease. Only those with coronary artery disease or cardiomyopathy had abnormal left ventricular contraction patterns. ...

Left bundle branch block.

A RECENT STUDY of the prognosis of patients with left bundle branch block (L.B.B.B.) suggested that life expectancy was extremely short (Smith and Hayes 1965). While in general L.B.B.B. has a sinister reputation, we have been struck by a few individuals who have survived many years with L.B.B.B., and we thought an analysis of some of the material available at the Royal Victoria Hospital, Belfas...

Coronary artery anatomy in left bundle branch block.

Detecting coronary artery disease in left bundle branch block.

t eft bundle branch block (LBBB) creates a problem in etecting spontaneous or inducible myocardial ischemia or ven acute myocardial infarction despite a modification of he ST-segment criteria (1). Although LBBB could be an solated electrocardiographic abnormality, it could also be, specially in elderly patients, associated with other cardiac iseases such as coronary artery disease (CAD), cardio...

Intermittent left bundle branch block

Presenting electrocardiograms of intermittent left bundle branch block in a 60-year-old female.