Cardiac-Resynchronization Therapy in Heart Failure with Narrow QRS Complexes

F. Beshai, John; A. Grimm, Richard; F. Nagueh, Sherif; H. Baker, James; L. Beau, Scott; M. Greenberg, Steven; A. Pires, Luís; Tchou, Patrick

doi:10.1056/nejmoa0706695

Public

Cardiac-Resynchronization Therapy in Heart Failure with Narrow QRS Complexes

Published in New England Journal of Medicine • Nov 6, 2007

Authors:

John F. Beshai

Richard A. Grimm

Sherif F. Nagueh

Abstract

BACKGROUND: Indications for cardiac-resynchronization therapy (CRT) in patients with heart failure include a prolonged QRS interval (> or =120 msec), in addition to other functional criteria. Some patients with narrow QRS complexes have echocardiographic evidence of left ventricular mechanical dyssy...

Subject

Cardiac resynchronization therapy

Medicine

QRS complex

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