可溶性生长刺激表达基因 2 蛋白在临床心力衰竭中的应用价值

兴荣 李, 晓晓 王, 娜 张, 青松 王, 贤胜 黄

摘要


目的:探讨可溶性生长刺激表达基因 2 蛋白(soluble suppression of tumorigenicity-2,sST2)对心力衰竭的诊断、评估病情严重程度的价值及其在心力衰竭不同病因中有无差异。方法:回顾性收集 2021 年 12 月至 2023 年 7 月在我院心内科因心力衰竭住院的心力衰竭患者 200 例,收集同时期入院非心力衰竭非冠心病患者 200 例作为对照组,对比分析 sST2 浓度。结果:心衰患者血清中的 sST2 浓度明显高于对照组(P < 0.001);纽约心功能分级三组 sST2 浓度存在着统计学差异 (P < 0.001),不同射血分数的心力衰竭三组 sST2 浓度存在着统计学差异(P < 0.001),心力衰竭不同病因中四组 sST2 浓度存在着统计学差异(P < 0.001);sST2 与 NT-proBNP 呈正相关(rs = 0.681,P < 0.001)、与 cTNI 浓度呈正相关(rs = 0.258,P=0.004)、与左心室舒张末期内径呈正相关(rs = 0.375,P < 0.001)、与左房前后径呈正相关(rs = 0.191,P=0.036),与 LVEF 呈负相关(rs = -0.631,P < 0.001);通过 ROC 曲线分析,sST2 诊断心力衰竭的 ROC 曲线下面积为 0.896,95%可信区间(IC)为 0.864-0.929(P < 0.001),与 NT-proBNP 两者联合诊断心力衰竭的 ROC 曲线下面积为 0.985,95% 可信区间(IC)为 0.974-0.997(P < 0.001)。结论:心力衰竭患者 sST2 浓度明显升高,浓度越高心力衰竭越重;与射血分数、NT-proBNP、cTNI 浓度等明显相关;心力衰竭病因不同,sST2 浓度也不同。

关键词


可溶性生长刺激表达基因 2 蛋白;心力衰竭;纽约心功能分级;射血分数;扩张型心肌病;缺血性心肌病;心脏瓣

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参考


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DOI: https://doi.org/10.12346/pmr.v5i3.8530

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