同型半胱氨酸水平与老年急性心肌梗死心功能的相关性

Journal of Cardiovascular and Pulmonary Diseases(2018)

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Abstract
目的:探讨老年急性心肌梗死(AMI)患者血同型半胱氨酸水平(HCY)与梗死后心功能不全的相关性.方法:选取128例首次确诊为AMI的患者,年龄>60岁,根据血HCY值分为H组(88例,≥15 μmol/L)及C组(40例,<15 μmol/L),记录两组临床情况、生化指标、Killip分级等.结果:与C组相比,H组的WBC、HCY、纤维蛋白源(Fib)要明显升高,H组的多支血管病变比例及心力衰竭的发生率均明显高于C组(P<0.05).Spearman相关分析提示HCY水平与WBC、Fib、吸烟呈正相关(r=0.76,0.36,0.19;P=0.00,0.00,0.03).二元Logistic分析提示高HCY是强的梗死后心力衰竭发生的预测因子(OR:1.34,95% CI:1.17~ 1.53).结论:HCY水平的升高与老年AMI心功能不全的发生独立相关.因此,HCY水平升高对老年梗死后心功能不全的发生有预测价值,机制可能与诱发炎症反应及促进血栓形成有关.
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Key words
Homocysteine,Cardiac dysfunction,Acute myocardial infarction
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