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血清4种生化指标与心肌梗死预后相关性分析

许涛   

  1. 河北省唐山市人民医院心内二科
  • 收稿日期:2017-07-16 修回日期:2017-10-30 出版日期:2017-11-25

Correlation Analysis between Four Biochemical Indexes of Serum and Prognosis of Myocardial Infarction

xutao   

  1. Department of Cardiovasology,Tangshan City People's Hospital
  • Received:2017-07-16 Revised:2017-10-30 Online:2017-11-25

摘要: 目的:探讨急性心肌梗死(AMI)患者血清4种生化因子,血管内皮生长因子B(VEGF-B)、白细胞介素-32(IL-32)、蛋白相关磷脂酶A2(Lp-PLA2)及儿茶酚抑素(CST)与AMI预后相关性。方法:收集我院急性冠脉综合征患者294例,其中AMI患者189例,不稳定心绞痛(UA)患者105例,记录一般情况并测定血清中VEGF-B、Lp-PLA2、CST、IL-32水平变化,同时评估AMI组患者各期心功能指标,对AMI患者随访6个月发生心脏主要不良事件(MACE)情况,探讨上述4种生化因子与AMI预后关系。结果:对AMI组及UA组(对照组)治疗前后进行对比,治疗前两组血清VEGF-B无明显差异(P>0.05),与UA组相比,AMI组Lp-PLA2、CST均较高(P<0.05),IL-32在UA组高于AMI组(P<0.05);治疗后两组患者血清各指标无明显差异(P>0.05)。心功能各期对比发现VEGF-B在KiliipⅠ-Ⅳ间无明显差异(P>0.05);Lp-PLA2、CST水平在各组间随着心功能恶化呈上升趋势;IL-32含量随心功能恶化而降低。随访终止时AMI患者总MACE发生率为42.33%。预后不良组患者入院时血清中VEGF-B、IL-32明显低于预后良好组(P<0.05),Lp-PLA2、CST显著高于预后良好组(P<0.05)。结论:AMI与UA时由于心肌细胞缺氧受损或死亡,患者体内各种生化因子会发生不同变化。这些不同变化可能与应激及炎症反应有关,随着心功能的变化各指标变化趋势不同,提示4种指标对AMI严重程度有一定指导意义,且对AMI预后评估具有一定价值。CST、Lp-PLA2水平越高提示预后不良,VEGF-B、IL-32与预后MACE发生率呈负相关。

Abstract: Objective:To investigate the correlation between serum four biochemical factors(vascular endothelial growth factor B, interleukin-32, lipoprotein-associated phospholipase A2 and catestatin) and prognosis of acute myocardial infarction(AMI) in patients with AMI.Methods: Comprehensive collection of 294 cases of acute coronary syndrome patients in our hospital, including 189 cases of AMI patients, 105 UA patients, record the general condition and determine serum VEGF-B, Lp-PLA2, CST, IL-32 level. AMI group were assessed at the same time the index of heart function and AMI patients were followed up 6 months of occurrence of major adverse cardiac events to investigate the correlation between these four kinds of biochemical factors and prognosis of AMI. Results: There was no significant difference in serum VEGF-B between the two groups before and after treatment(P>0.05). Compared with UA group, Lp-PLA2 and CST in AMI group were higher than those in UA group(P<0.05). IL-32 was higher in UA group than in AMI group(P<0.05). There was no significant difference in serum between the two groups(P>0.05). The comparison of cardiac function showed that there was no significant difference in VEGF-B between Kiliip Ⅰand IV(P>0.05); the levels of Lp-PLA2 and CST showed an upward trend with the deterioration of cardiac function in all groups; IL-32 content decreased with the deterioration of heart function. At the end of follow-up, the incidence of total MACE in patients with AMI was 42.33%. The serum levels of VEGF-B and IL-32 in patients with poor prognosis were significantly lower than those in the good prognosis group(P<0.05), Lp-PLA2 and CST were significantly higher than those in the patients with good prognosis(P<0.05).Conclusion: In AMI and UA, due to hypoxia damage or death, various biochemical factors in patients will have different changes. These changes may associated with stress and inflammatory response, along with the changes of cardiac function indexes of different trends, suggesting that the four indexes have certain guiding significance for the severity of AMI, and have value for the evaluation of the prognosis of AMI. The higher the CST, Lp-PLA2 level indicates poor prognosis, VEGF-B, IL-32 and incidence of prognosis MACE was negatively correlated.