An analysis of 61 prospective observational studies has failed to show any association of total cholesterol with stroke mortality, but researchers stress that statins have been shown to reduce stroke. Medscape Medical News
New findings from ALLHAT do not support a preference for calcium blockers, alpha blockers, or ACE inhibitors over thiazide diuretics in patients with the metabolic syndrome, despite their more favorable metabolic profiles. Heartwire
Guidelines on the use of devices to regulate heart rhythm and rate have placed unprecedented emphasis on the need for optimal medical therapy before device therapy is considered. Medscape Medical News
Fragmentation of the QRS complexes on a 12-lead ECG appears to be a significant marker for future cardiac events in patients with coronary heart disease, a new study shows. Heartwire
