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The sudden cardiac death in heart failure trial (SCD-HeFT) was a study involving patients with ischemic and non-ischemic cardiomyopathy and a left ventricular ejection fraction < 35% and class II or III heart failure that tested the value of ICD therapy for the primary prevention of sudden cardiac death.
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The relationship between physical activity and atrial fibrillation has been controversial. Lone atrial fibrillation is relatively common in young, competitive athletes, and it is uncertain whether routine physical activity is protective or harmful in elderly populations where atrial fibrillation is more common.
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In patients with elevated triglycerides, other atherogenic particles may be as important as LDL-cholesterol (C). These particles and LDL-C are measured as non-HDL-C, and are considered a secondary target of therapy.
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The management of anticoagulation in patients requiring long-term warfarin therapy is often problematic when they need cardiac catheterization.
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Diabetic patients are at higher risk for in-stent restenosis and stent thrombosis than their non-diabetic counterparts.
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This second publication from the COURAGE investigators reports on multiple assessments of quality of life, particularly angina presence and severity, between the two groups over the study observation.
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Three CLL cellular markers have been shown to be of prognostic value in determining those patients likely to have aggressive disease. Of the three, ZAP-70 was shown, in this current report from the CLL Research Consortium, to be the greatest discriminator of need for early treatment. The current value of these markers remains investigational.
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The Bush administration announced in August that it was introducing a new regulation on the topic of providers' "conscience" or "refusal" rights.
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While you might know your work in family planning is important, new research confirms it. Approximately 1.4 million unintended pregnancies and 600,000 abortions are averted each year in the United States each year due to family planning services.