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二维斑点追踪成像技术评价系统性红斑狼疮患者左心室收缩功能的应用价值 被引量:2

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摘要 目的探讨二维斑点追踪成像技术(2D-STI)评价系统性红斑狼疮(SLE)患者左心室收缩功能的效果。方法 SLE患者44例及健康对照组22例均行常规超声检查,并应用2D-STI技术计算左心室短轴二尖瓣、乳头肌、心尖水平收缩期圆周应变峰值及径向应变峰值。结果 SLE组较对照组各节段圆周应变及径向应变收缩期峰值均减低,部分节段差异有统计学意义(P<0.05);两组左心室射血分数(LVEF)比较,差异无统计学意义(P>0.05)。结论 SLE患者LVEF正常时,2D-STI技术已可定量检测出其左心室心肌局部收缩功能异常节段,为临床评价SLE患者的心肌功能提供一种敏感的新方法。
出处 《广西医学》 CAS 2013年第6期725-726,729,共3页 Guangxi Medical Journal
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