冠状动脉慢血流患者的冠状动脉血流储备情况及心肌做功指标对慢血流的诊断价值

R445.1; 目的 探讨冠状动脉慢血流(coronary slow flow,CSF)患者血流储备情况及超声心动图无创性获取心肌做功指标对CSF的诊断价值.方法 回顾性选择 2020 年 8 月至 2023 年 11 月在复旦大学附属中山医院厦门医院因心绞痛、冠状动脉危险因素或心电图异常行冠状动脉造影的患者 65 例,根据校正的TIMI血流帧数法(corrected TIMI frame count,cTFC)分为CSF组(n=35)和冠状动脉血流速度正常组(对照组,n=30).两组患者均进行腺苷三磷酸(adenosine triphosphate,ATP)药物负荷试验测量冠状动脉血流储备(...

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Published in中国临床医学 Vol. 31; no. 5; pp. 765 - 771
Main Authors 吴巧燕, 丁贞珍, 侯惠萍, 吴孟章, 汪咏莳, 赵维鹏, 罗丽敏
Format Journal Article
LanguageChinese
Published 复旦大学附属中山医院厦门医院心脏超声诊断科,厦门市影像医学临床医学研究中心,厦门市恶性肿瘤综合治疗临床医学研究中心,厦门 361015%复旦大学附属中山医院厦门医院心脏内科,厦门 361015%复旦大学附属中山医院厦门医院心脏超声诊断科,厦门市影像医学临床医学研究中心,厦门市恶性肿瘤综合治疗临床医学研究中心,厦门 361015 01.10.2024
复旦大学附属中山医院心脏超声诊断科,上海市心血管病研究所,上海市影像医学研究所,上海 200032%复旦大学附属中山医院心脏超声诊断科,上海市心血管病研究所,上海市影像医学研究所,上海 200032
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ISSN1008-6358
DOI10.12025/j.issn.1008-6358.2024.20240303

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Abstract R445.1; 目的 探讨冠状动脉慢血流(coronary slow flow,CSF)患者血流储备情况及超声心动图无创性获取心肌做功指标对CSF的诊断价值.方法 回顾性选择 2020 年 8 月至 2023 年 11 月在复旦大学附属中山医院厦门医院因心绞痛、冠状动脉危险因素或心电图异常行冠状动脉造影的患者 65 例,根据校正的TIMI血流帧数法(corrected TIMI frame count,cTFC)分为CSF组(n=35)和冠状动脉血流速度正常组(对照组,n=30).两组患者均进行腺苷三磷酸(adenosine triphosphate,ATP)药物负荷试验测量冠状动脉血流储备(coronary flow reserve,CFR)情况.采用超声心动图及二维斑点追踪成像(two dimensional speckle-tracking imaging,2D-STI)技术获取常规指标和心肌做功指标:左心室舒张末期内径(left ventricular end-diastolic diameter,LVEDD)、左心室收缩末期内径(left ventricular end-systolic diameter,LVESD)、左心室射血分数(left ventricular ejection fraction,LVEF)、E/e'比值、左心室整体纵向应变(global longitudinal strain,GLS)、整体有用功(global constructive work,GCW)、整体无用功(global wasted work,GWW)、整体做功指数(global work index,GWI)及整体做功效率(global work efficiency,GWE).采用受试者工作特征(receiver operating characteristic,ROC)曲线评价心脏做功指标对CSF的诊断价值.结果 两组患者CFR数值差异无统计学意义,CSF组CFR<2 的比例高于对照组(P=0.023).与对照组相比,CSF组GLS、GWI和GCW显著降低(P<0.05).ROC曲线结果显示,GLS诊断CSF的截断值为-19.5%,灵敏度为 64.7%,特异度为 78.6%,AUC为 0.793;心肌做功指标中GWI的AUC最大(0.825),灵敏度为 88.2%,特异度为 75.0%.结论 部分CSF患者保
AbstractList R445.1; 目的 探讨冠状动脉慢血流(coronary slow flow,CSF)患者血流储备情况及超声心动图无创性获取心肌做功指标对CSF的诊断价值.方法 回顾性选择 2020 年 8 月至 2023 年 11 月在复旦大学附属中山医院厦门医院因心绞痛、冠状动脉危险因素或心电图异常行冠状动脉造影的患者 65 例,根据校正的TIMI血流帧数法(corrected TIMI frame count,cTFC)分为CSF组(n=35)和冠状动脉血流速度正常组(对照组,n=30).两组患者均进行腺苷三磷酸(adenosine triphosphate,ATP)药物负荷试验测量冠状动脉血流储备(coronary flow reserve,CFR)情况.采用超声心动图及二维斑点追踪成像(two dimensional speckle-tracking imaging,2D-STI)技术获取常规指标和心肌做功指标:左心室舒张末期内径(left ventricular end-diastolic diameter,LVEDD)、左心室收缩末期内径(left ventricular end-systolic diameter,LVESD)、左心室射血分数(left ventricular ejection fraction,LVEF)、E/e'比值、左心室整体纵向应变(global longitudinal strain,GLS)、整体有用功(global constructive work,GCW)、整体无用功(global wasted work,GWW)、整体做功指数(global work index,GWI)及整体做功效率(global work efficiency,GWE).采用受试者工作特征(receiver operating characteristic,ROC)曲线评价心脏做功指标对CSF的诊断价值.结果 两组患者CFR数值差异无统计学意义,CSF组CFR<2 的比例高于对照组(P=0.023).与对照组相比,CSF组GLS、GWI和GCW显著降低(P<0.05).ROC曲线结果显示,GLS诊断CSF的截断值为-19.5%,灵敏度为 64.7%,特异度为 78.6%,AUC为 0.793;心肌做功指标中GWI的AUC最大(0.825),灵敏度为 88.2%,特异度为 75.0%.结论 部分CSF患者保
Abstract_FL Objective To explore the coronary flow reserve(CFR)in patients with coronary slow flow(CSF)and the diagnostic value of non-invasive myocardial work indices derived from echocardiography for CSF.Methods A retrospective study was conducted on 65 patients who underwent coronary angiography at the Zhongshan Hospital(Xiamen Branch),Fudan University due to angina pectoris,coronary artery risk factors,or electrocardiographic abnormalities from August 2020 to November 2023.Patients were divided into two groups based on the corrected TIMI frame count(cTFC):the CSF group(n=35)and the normal coronary blood flow velocity group(control group,n=30).Both groups underwent an adenosine triphosphate(ATP)drug load test to measure their coronary flow reserve(CFR).Conventional indices and myocardial work indices via echocardiography and two-dimensional speckle-tracking imaging(2D-STI)were acquired:left ventricular end-diastolic diameter(LVEDD),left ventricular end-systolic diameter(LVESD),left ventricular ejection fraction(LVEF),E/e'ratio,global longitudinal strain(GLS),global constructive work(GCW),global wasted work(GWW),global work index(GWI),and global work efficiency(GWE).Receiver operating characteristic(ROC)curves were used to evaluate the diagnostic value of myocardial work indices for CSF.Results There was no significant difference in CFR values between the two groups,but the proportion of CSF group with CFR less than 2 was higher than that of the control group(P=0.023).Compared with the control group,the CSF group showed significantly lower levels of GLS,GWI,and GCW(P<0.05).ROC curve analysis revealed that the GLS diagnostic threshold for CSF was-19.5%,with a sensitivity of 64.7%,specificity of 78.6%,and AUC of 0.793.Among the myocardial work indices,the AUC of GWI was the highest(0.825),with a sensitivity of 88.2% and specificity of 75.0% .Conclusions Some CSF patients retain coronary microcirculatory blood flow reserve function,but the proportion of patients with reduced CFR function is increasing.The left ventricular myocardial work indices can identify early myocardial work abnormalities and monitor myocardial ischemic damage in CSF patients.
Author 吴孟章
赵维鹏
吴巧燕
丁贞珍
侯惠萍
罗丽敏
汪咏莳
AuthorAffiliation 复旦大学附属中山医院厦门医院心脏超声诊断科,厦门市影像医学临床医学研究中心,厦门市恶性肿瘤综合治疗临床医学研究中心,厦门 361015%复旦大学附属中山医院厦门医院心脏内科,厦门 361015%复旦大学附属中山医院厦门医院心脏超声诊断科,厦门市影像医学临床医学研究中心,厦门市恶性肿瘤综合治疗临床医学研究中心,厦门 361015;复旦大学附属中山医院心脏超声诊断科,上海市心血管病研究所,上海市影像医学研究所,上海 200032%复旦大学附属中山医院心脏超声诊断科,上海市心血管病研究所,上海市影像医学研究所,上海 200032
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Author_FL HOU Huiping
DING Zhenzhen
ZHAO Weipeng
LUO Limin
WU Mengzhang
WU Qiaoyan
WANG Yongshi
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Keywords coronary slow flow
coronary flow reserve
冠状动脉血流储备
left ventricular myocardial work
冠状动脉慢血流
左心室心肌做功
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复旦大学附属中山医院心脏超声诊断科,上海市心血管病研究所,上海市影像医学研究所,上海 200032%复旦大学附属中山医院心脏超声诊断科,上海市心血管病研究所,上海市影像医学研究所,上海 200032
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