The ACC/AHA Task Force on Practice Guidelines was formed to make recommendations
regarding the diagnosis and treatment of patients with known or suspected cardiovascular …

The ACC and the AHA have long been involved in the joint development of practice guidelines
designed to assist healthcare providers in the management of selected cardiovascular …

Heart failure (HF) is a major and growing public health problem in the United States.
Approximately 5 million patients in this country have HF, and over 550 000 patients are diagnosed …

Several excellent guidelines already exist on treating patients who have ventricular
arrhythmias (Table 1). The purpose of this document is to update and combine the previously …

TreeView is a simple, easy to use phylogenetic tree viewing utility that runs under both MacOS
(on Apple Macintosh computers) and under Microsoft Windows on Intel based computers, …

… Type I second-degree AV block is characterized by progressive prolongation of the interval
between the onset of atrial (P wave) and ventricular (R wave) conduction (PR) before a …

The recommendations listed in this clinical practice guideline are, whenever possible,
evidence-based. An initial extensive evidence review, which included literature derived from …

Late-breaking clinical trials presented at the 2005 and 2006 annual scientific meetings of
the ACC, AHA, and European Society of Cardiology, as well as selected other data, were …

Atrial fibrillation (AF) is the most common sustained cardiac rhythm disturbance, increasing
in prevalence with age. AF is often associated with structural heart disease, although a …

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 Comprehensive …