Late-breaking clinical trials presented at the annual scientific meetings of the ACC, AHA,
HRS, and European Society of Cardiology (2008 through 2010), as well as other selected …

Prolongation of QRS (≥ 120 ms) occurs in 14% to 47% of heart failure (HF) patients. Left
bundle branch block is far more common than right bundle branch block. Left-sided …

The online-only Data Supplement is available with this article at http://circ. ahajournals.
org/lookup/suppl/doi: 10.1161/CIR. 0b013e318276ce9b/-/DC1. The online-only …

Background—Cardiac resynchronization therapy (CRT) decreases mortality, improves
functional status, and induces reverse left ventricular remodeling in selected populations …

Background—Currently, one third of patients treated with cardiac resynchronization therapy
(CRT) do not respond. Nonresponse to CRT may be explained by the presence of scar …

Cardiac resynchronization therapy (CRT) has been used extensively over the last years in
the therapeutic management of patients with end-stage heart failure. Data from 4,017 …

The problem of non-response to cardiac resynchronization the... : Current Opinion in Cardiology
The problem of non-response to cardiac resynchronization therapy : Current Opinion in …

Cardiac resynchronization therapy (CRT) is now a well-recognized therapeutic option for
patients with end-stage heart failure. However, not all patients respond to CRT, and …

Currently, a clear definition of response to cardiac resynchronization therapy (CRT) is still
lacking, and clinical and echocardiographic end points are used. It is also unclear whether …

Cardiac resynchronization therapy (CRT) has been proposed as an alternative treatment in
patients with severe, drug-refractory heart failure. The clinical results are promising, and …