October 24, 2003 — Identifying simple clinical indices, such as QRS duration, to predict mortality in patients at high risk of sudden arrhythmic death is more important than ever, especially since ...

The mechanism of the benefits achieved with the therapy has been attributed to resynchronization of the dyssynchronous segments resulting from bundle branch block, especially left bundle branch block ...

Please provide your email address to receive an email when new articles are posted on . ORLANDO, Fla. — Cardiac resynchronization therapy may be detrimental in patients with right bundle branch block ...

Among patients hospitalized with heart failure, having a longer than normal QRS duration appears to predict a high risk of death or rehospitalization within a few months after discharge, according to ...

White patients with HF and Asian patients with HF had differing relationships between ejection fraction and QRS duration, according to data published in Heart. Asian patients with HF had a steeper ...

Among patients with a wide QRS, cardiac resynchronization therapy (CRT) seems to help patients with an intraventricular conduction delay (IVCD) as much as it does those with left bundle branch block ...

(HealthDay News) — Longer QRS duration predicts cardiac death and nonfatal myocardial infarction (MI) in patients with coronary artery disease, according to a study published in the November 1 issue ...

QRS duration (QRSd) is one of several measures of heart function recorded during a routine electrocardiogram (ECG). It is a composite of waves showing the length of time it takes for an electrical ...

QRS interval widening appears to be highly specific for the diagnosis of hyperkalemia in patients with end-stage kidney disease. ECG changes, in general, have poor sensitivities for hyperkalemia in ...