胎盘内状动脉多普勒可以提高预测胎盘介导疾病的能力
Adriana Tudor1, Liliana Novac1, Ioana Victoria Camen1,2
1University of Medicine and Pharmacy of Craiova, Romania.
Current health sciences journal
|October 2, 2023
概括
胎盘内小动脉多普勒 (IPVA) 和动脉多普勒 (UA) 可以预测胎盘介导的疾病,如孕前和胎儿生长限制. 这两种方法都显示出良好的可预测性,UA多普勒在妊娠第二季度提供更高的灵敏度.
科学领域:
- 产科和妇科 产科和妇科
- 胎儿医学 胎儿医学
- 诊断性的超声波检查
背景情况:
- 胎盘介导疾病 (PMD),包括先兆子 (PE) 和小于妊娠年龄 (SGA) 的胎儿,在怀孕期间构成重大风险.
- 目前用于PMD的诊断工具通常依赖动脉 (UA) 多普勒,但直接评估胎盘血管性可能会提供更早或更准确的预测.
- 胎盘内小动脉 (IPVA) 多普勒是评估胎盘功能的一种新兴技术.
研究的目的:
- 评估胎盘内动脉多普勒 (IPVA) 与动脉多普勒 (UA) 相比,作为胎盘介导疾病 (PMD) 的预测因素.
- 评估IPVA和UA多普勒在预测PE和SGA方面的诊断性能.
- 为了比较IPVA和UA多普勒在不同妊娠期的预测能力.
主要方法:
- 一项前性研究涉及106名孕妇:76名PMD (PE和/或SGA) 和30名对照.
- 在两个时间点进行IPVA和UA多普勒评估:怀孕20.0-23.6周和28.0-32.6周.
- 分析包括两种多普勒方法的脉动性指数 (PI) 和阻力指数 (RI),比较PMD和对照组.
主要成果:
- 没有发现有意义的孕产妇风险因素可以预测PMD演变.
- 在对照组中,IPVA PI和RI随着妊娠年龄的增加而下降,而在PMD组中则增加.
- 在两季度的组之间观察到显著的统计差异 (p<0.001). 无论是IPVA-PI还是UA-PI都显示出良好的预测相关性,UA-PI在第二个三个月显示出更高的灵敏度 (72.27%).
结论:
- IPVA和UA多普勒测量都是评估和检测PMD频谱中的妊娠并发症的宝贵工具.
- 这些多普勒技术可以帮助早期识别子宫前和/或胎儿生长限制.
- IPVA多普勒为UA多普勒在评估胎盘健康和预测不良妊娠结果方面提供了补充信息.
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