132 research outputs found

    Effects of Statin versus the Combination of Ezetimibe plus Statin on Serum Lipid Absorption Markers in Patients with Acute Coronary Syndrome

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    Background. The use of statins is essential for aggressive lipid-lowering treatment in acute coronary syndrome (ACS) patients with dyslipidemia. Recently, elevation of sitosterol, a lipid absorption marker, was reported to be associated with premature atherosclerosis. The purpose of the present study was to examine the impact of ezetimibe, a selective intestinal cholesterol transporter inhibitor, in ACS patients. Methods. A total of 197 ACS patients were randomized to pitavastatin + ezetimibe (n=100) or pitavastatin (n=97). Low-density lipoprotein cholesterol (LDL-C) and sitosterol levels were evaluated on admission and after 12 weeks. Results. After 12 weeks, the pitavastatin + ezetimibe group showed a significantly greater decrease of sitosterol (baseline versus after 12 weeks; 2.9 ± 2.5 versus 1.7 ± 1.0 ng/mL, P<0.001) than the pitavastatin group (2.7 ± 1.5 versus 3.0 ± 1.4 ng/mL). The baseline sitosterol level was significantly higher in patients with achieved LDL-C levels ≥ 70 mg/dL than in patients with levels < 70 mg/dL (3.2 ± 2.5 versus 2.4 ± 1.3 ng/mL, P=0.006). Conclusions. Ezetimibe plus statin therapy in ACS patients with dyslipidemia decreased LDL-C and sitosterol levels more than statin therapy solo. Sitosterol Elevation was a predictor of poor response to aggressive lipid-lowering treatment in ACS patients

    Long-term prognosis of diabetic patients with acute myocardial infarction in the era of acute revascularization

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    Abstract Background The long-term prognosis of diabetic patients with acute myocardial infarction (AMI) treated by acute revascularization is uncertain, and the optimal pharmacotherapy for such cases has not been fully evaluated. Methods To elucidate the long-term prognosis and prognostic factors in diabetic patients with AMI, a prospective, cohort study involving 3021 consecutive AMI patients was conducted. All patients discharged alive from hospital were followed to monitor their prognosis every year. The primary endpoint of the study was all-cause mortality, and the secondary endpoint was the occurrence of major cardiovascular events. To elucidate the effect of various factors on the long-term prognosis of AMI patients with diabetes, the patients were divided into two groups matched by propensity scores and analyzed retrospectively. Results Diabetes was diagnosed in 1102 patients (36.5%). During the index hospitalization, coronary angioplasty and coronary thrombolysis were performed in 58.1% and 16.3% of patients, respectively. In-hospital mortality of diabetic patients with AMI was comparable to that of non-diabetic AMI patients (9.2% and 9.3%, respectively). In total, 2736 patients (90.6%) were discharged alive and followed for a median of 4.2 years (follow-up rate, 96.0%). The long-term survival rate was worse in the diabetic group than in the non-diabetic group, but not significantly different (hazard ratio, 1.20 [0.97-1.49], p = 0.09). On the other hand, AMI patients with diabetes showed a significantly higher incidence of cardiovascular events than the non-diabetic group (1.40 [1.20-1.64], p Conclusions Although diabetic patients with AMI have more frequent adverse events than non-diabetic patients with AMI, the present results suggest that acute revascularization and standard therapy with aspirin and RAS inhibitors may improve their prognosis.</p

    Effects of combined renin-angiotensin-aldosterone system inhibitor and beta-blocker treatment on outcomes in heart failure with reduced ejection fraction:insights from BIOSTAT-CHF and ASIAN-HF registries

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    Background: Angiotensin‐converting enzyme inhibitors (ACEi)/angiotensin receptor blockers (ARB) and β‐blockers are guideline‐recommended first‐line therapies in heart failure (HF) with reduced ejection fraction (HFrEF). Previous studies showed that individual drug classes were under‐dosed in many parts of Europe and Asia. In this study, we investigated the association of combined up‐titration of ACEi/ARBs and β‐blockers with all‐cause mortality and its combination with hospitalization for HF. Methods and results: A total of 6787 HFrEF patients (mean age 62.6 ± 13.2 years, 77.7% men, mean left ventricular ejection fraction 27.7 ± 7.2%) were enrolled in the prospective multinational European (BIOSTAT‐CHF; n = 2100) and Asian (ASIAN‐HF; n = 4687) studies. Outcomes were analysed according to achieved percentage of guideline‐recommended target doses (GRTD) of combination ACEi/ARB and β‐blocker therapy, adjusted for indication bias. Only 14% (n = 981) patients achieved ≥50% GRTD for both ACEi/ARB and β‐blocker. The best outcomes were observed in patients who achieved 100% GRTD of both ACEi/ARB and β‐blocker [hazard ratio (HR) 0.32, 95% confidence interval (CI) 0.26–0.39 vs. none]. Lower dose of combined therapy was associated with better outcomes than 100% GRTD of either monotherapy. Up‐titrating β‐blockers was associated with a consistent and greater reduction in hazards of all‐cause mortality (HR for 100% GRTD: 0.40, 95% CI 0.25–0.63) than corresponding ACEi/ARB up‐titration (HR 0.75, 95% CI 0.53–1.07). Conclusion: This study shows that best outcomes were observed in patients attaining GRTD for both ACEi/ARB and β‐blockers, unfortunately this was rarely achieved. Achieving &gt;50% GRTD of both drug classes was associated with better outcome than target dose of monotherapy. Up‐titrating β‐blockers to target dose was associated with greater mortality reduction than up‐titrating ACEi/ARB
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