117 research outputs found

    Biomarkers of residual risk and all-cause mortality after acute coronary syndrome.

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    Background: Adverse cardiovascular events often recur after acute coronary syndrome (ACS), despite secondary prevention measures. Residual risk involves various inflammatory, metabolic and renal factors as well as lipid and thrombotic processes. This cohort study investigates the relationship between four risk biomarkers at 1 month after ACS and all-cause death within 3 years in patients treated with early invasive strategy and high-intensity statins from admission. Methods: Levels of residual risk for the biomarkers were: low-density lipoprotein cholesterol (LDL-C) ≥ 70 mg/dl; high-sensitivity C reactive protein (hs-CRP) ≥ 2 mg/l; glycosylated hemoglobin (HbA1c) ≥ 7% in diabetic and ≥ 5.7% in non-diabetic patients; decrease in estimated glomerular filtration rate (eGFR) ≥ 25% compared to baseline. The association between the four biomarkers and all-cause death within 3 years was evaluated with Cox proportional analysis. Results: This study included 1099 patients (68±12 years; 70.3% males). At 1 month the majority of patients had levels of LDL-C, hs-CRP and/or HbA1c above the risk cut-points, and only 7% of cases presented reduced eGFR. Reduced eGFR and hs-CRP ≥ 2 mg/l at 1 month were the sole independent biomarker predictors of 3-year mortality (adjusted hazard ratios 3.03 and 2.66, respectively). Conclusions: In this population on high-intensity statin therapy only hsCRP and eGFR were independently associated with medium-term mortality. Diversification of secondary preventive measures based on routine evaluations of inflammation and kidney function markers, not only LDL-C, could lead to better targeted reduction of residual risk after ACS

    Impact of Rosuvastatin in Contrast-Induced Acute Kidney Injury in the Elderly: Post Hoc Analysis of the PRATO-ACS Trial

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    Abstract BACKGROUND: Age is a major predictor of contrast-induced acute kidney injury (CI-AKI). Few studies have focused on CI-AKI in elderly patients with acute coronary syndrome (ACS). METHODS: We compare the incidence of CI-AKI in patients <75 and ≥75 years enrolled in the Protective effect of Rosuvastatin and Antiplatelet Therapy On contrast-induced acute kidney injury and myocardial damage in patients with ACS (PRATO-ACS) study and explore the impact of high-dose rosuvastatin on CI-AKI and clinical outcomes in the 2 age-groups. Statin-naive patients with non-ST-segment elevation ACS scheduled for early invasive strategy (total 504) were randomized to rosuvastatin (40 mg on admission followed by 20 mg/day) or no statin treatment. Contrast-induced acute kidney injury was defined as creatinine increase ≥0.5 mg/dL or ≥25% above baseline within 72 hours after contrast administration. All patients were stratified in tertiles according to baseline high-sensitivity C-reactive protein (hs-CRP). RESULTS: Rate of CI-AKI was significantly higher in patients ≥75 years (15.9% vs 8.7%, odds ratio: 2.001; 95% confidence interval: 1.14-3.53, P = .015). No significant interaction was observed between age and statin treatment (P = .17). Pretreatment with rosuvastatin was associated with 65% relative reduction in CI-AKI rate (22/170 [12.9%] vs 8/177 [4.5%], P = .007) in younger patients and 38% (16/82 [19.5%] vs 9/75 [12%], P = .20) in the elderly individuals. The greatest protective effect of statin treatment was achieved in patients with the highest hs-CRP values in both age-groups. CONCLUSION: Patients ≥75 years with ACS had a higher risk of developing CI-AKI. Early high-dose rosuvastatin is efficacious in reducing kidney injury in all patients, especially those with the highest baseline hs-CRP values

    A Prospective, Randomized, Open-Label Trial of Atorvastatin versus Rosuvastatin in the Prevention of Contrast-Induced Acute Kidney Injury, Worsened Renal Function at 30 Days, and Clinical Events After Acute Coronary Angiography: the PRATO-ACS-2 Study

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    Both high-dose atorvastatin and rosuvastatin have been shown to reduce contrast-induced acute kidney injury (AKI) occurrence and improve clinical outcomes in high-risk coronary patients undergoing angiographic procedures. However, there is a lack of head-to-head comparative studies on the effects of atorvastatin or rosuvastatin administered upon hospital admission in statin-naive patients with non-ST segment elevation acute coronary syndrome (NSTE-ACS)

    Rationale and design of COLchicine On-admission to Reduce inflammation in Acute Coronary Syndrome (COLOR-ACS) study

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    Aims: The aim of the colchicine on-admission to reduce inflammation in acute coronary syndrome (COLOR-ACS) study is to evaluate the effects of the addition of short-term, low-dose colchicine to high-dose atorvastatin in limiting levels of inflammatory markers, such as high-sensitivity C-reactive protein (hs-CRP), in patients with non-ST-elevation acute coronary syndrome (NSTE-ACS). Methods: The COLOR-ACS study is a multicenter, randomized, open-label, two-arm trial. Statin-naive patients with NSTE-ACS, scheduled for an early invasive strategy, are randomized on admission to receive standard treatment of atorvastatin 80 mg or standard treatment plus colchicine (1 mg loading dose followed by 0.5 mg/day until discharge). The main exclusion criteria are prior statin and/or colchicine treatment, current treatment with potent inhibitors of CYP3A4, P-glycoprotein or immunosuppressive drugs, known active malignancy, severe kidney, cardiac, liver disease. There is clinical and biochemical follow-up at 30 days after discharge and telephone interview at 6 months. The primary end point is the change in hs-CRP from admission to discharge. Secondary end points include: incidence of acute kidney injury; MB fraction of creatine kinase peak value; glomerular filtration rate change from baseline to 30 days; persistence of hs-CRP ≥2 mg/dl at 30 days; adverse clinical events within 30 days; tolerance to colchicine. Conclusion: The COLOR-ACS study will provide evidence on the efficacy of early short-term treatment with colchicine in addition to high-dose atorvastatin compared to atorvastatin alone in ACS patients. The potential anti-inflammatory action of colchicine plus atorvastatin is expected to limit hs-CRP increase with resultant clinical benefits. Trial registration: ClinicalTrials.gov; NCT05250596
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