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彩超对先天性膈疝胎儿心室舒张功能变化的研究分析

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摘要 目的通过胎儿心动超声(DTI)检查分析先天性膈疝(CDH)胎儿心室舒张功能的变化。方法采用DTI技术记录21例先天性膈疝胎儿和189名正常胎儿心室心肌的最大运动速度,然后用脉冲多普勒技术记录心室流入道的血流速度峰值。计算舒张早期的最大血流速度(E)和最大心肌运动速度(Ea)之比(E/Ea)。结果经过孕周配比后,在舒张早期,与正常胎儿相比,CDH胎儿舒张早期Ea值明显降低,而心房的E值与心室心肌的Ea值之比(E/Ea)未见明显变化。结论 CDH胎儿的心室舒张功能经组织多普勒成像技术分析所示无明显改变;E/Ea可作为一个定量评价胎儿心室充盈压力的指标。
出处 《中国地方病防治》 2012年第2期155-156,共2页 Chinese Journal of Control of Endemic Diseases
基金 秦皇岛市科技支撑计划(项目编号:201101A320)
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参考文献3

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