超声心动图对左室舒张性心力衰竭患者左心形态及舒张功能的评估价值

王蕊, 李静

王蕊, 李静. 超声心动图对左室舒张性心力衰竭患者左心形态及舒张功能的评估价值[J]. 实用临床医药杂志, 2020, 24(3): 10-12. DOI: 10.7619/jcmp.202003003
引用本文: 王蕊, 李静. 超声心动图对左室舒张性心力衰竭患者左心形态及舒张功能的评估价值[J]. 实用临床医药杂志, 2020, 24(3): 10-12. DOI: 10.7619/jcmp.202003003
WANG Rui, LI Jing. Value of echocardiography in assessment of left ventricular morphology and diastolic function in patients with left ventricular diastolic heart failure[J]. Journal of Clinical Medicine in Practice, 2020, 24(3): 10-12. DOI: 10.7619/jcmp.202003003
Citation: WANG Rui, LI Jing. Value of echocardiography in assessment of left ventricular morphology and diastolic function in patients with left ventricular diastolic heart failure[J]. Journal of Clinical Medicine in Practice, 2020, 24(3): 10-12. DOI: 10.7619/jcmp.202003003

超声心动图对左室舒张性心力衰竭患者左心形态及舒张功能的评估价值

详细信息
  • 中图分类号: R541.6

Value of echocardiography in assessment of left ventricular morphology and diastolic function in patients with left ventricular diastolic heart failure

  • 摘要: 目的 探讨超声心动图对左室舒张性心力衰竭患者左心形态及舒张功能的评估价值。 方法 选取2015年2月—2018年2月本院收治的45例左室舒张性心力衰竭患者为观察组,同期45例健康体检者为对照组。2组受试者进行超声心动图检查。比较2组心功能指标,包括左室射血分数、心输出量和6 min步行实验; 比较2组左心形态,包括左房内径、左室内径、左室后壁厚度、室间隔厚度、心脏指数; 比较2组左室舒张功能,包括舒张早期流速峰值、舒张末期流速峰值、血流传播速度和反向血流速度。 结果 观察组左室射血分数、心输出量、6 min步行距离均显著差于对照组(P < 0.05)。观察组左房内径、左室后壁厚度、室间隔厚度显著大于对照组(P < 0.05), 2组左室内径、心脏指数比较无显著差异(P > 0.05)。观察组舒张早期流速峰值、反向血流速度低于对照组,舒张末期流速峰值和血流传播速度高于对照组,差异有统计学意义(P < 0.05)。 结论 超声心动图可准确评估左室舒张性心力衰竭患者左心形态和舒张功能,提高疾病诊断准确性。
    Abstract: Objective To explore the value of echocardiography in assessment of left ventricular morphology and diastolic function in patients with left ventricular diastolic heart failure. Methods From February 2015 to February 2018, 45 patients with left ventricular diastolic heart failure in authors' hospital were selected as observation group, and 45 healthy subjects were selected as control group. Both groups were examined by echocardiography. The cardiac function indexes such as left ventricular ejection fraction, cardiac output and 6-minute walking test were compared between two groups. The left heart shape indexes such as left atrial diameter, left ventricular diameter, left ventricular posterior wall thickness, interventricular septal thickness and cardiac index were compared between two groups. The left ventricular diastolic function indexes such as the peak value of early diastolic flow velocity, end diastolic flow velocity, blood flow propagation velocity and reverse flow velocity were compared between two groups. Results The left ventricular ejection fraction, cardiac output and 6-min walking results in the observation group were significantly worse than those in the control group(P < 0.05). The diameter of left atrium, the thickness of left posterior wall and the thickness of interventricular septum in the observation group were significantly larger than those in the control group(P < 0.05). There were no significant differences between the two groups in left ventricular diameter and heart index(P > 0.05). The peak value of early diastolic velocity and reverse blood flow velocity in the observation group were significantly lower than those in the control group, and the peak value of end diastolic velocity and blood flow propagation velocity were significantly - higher than those in the control group(P < 0.05). Conclusion Echocardiography can accurately evaluate left ventricular shape and diastolic function in patients with left ventricular diastolic heart failure, and increase the diagnostic accuracy of disease.
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  • 收稿日期:  2019-12-02

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