在分娩前,患有严重产后出血的妇女在分娩前内源性血栓潜力下降
Claire de Moreuil1, Yesim Dargaud2, Christophe Nougier2
1UMR 1304, GETBO, Université de Bretagne Occidentale, Brest, France; Internal Medicine, Vascular Medicine and Pneumology Department, Brest University Hospital, Brest, France.
Journal of thrombosis and haemostasis : JTH
|August 4, 2023
概括
产前内源性血栓生成潜力 (ETP) 可以预测严重的产后出血 (PPH). 孕妇的ETP水平较低与PPH风险增加有关,突出了其作为诊断标记物的潜力.
科学领域:
- 产科和妇科 产科和妇科
- 血液学 血液学 血液学
- 生殖医学 生殖医学
背景情况:
- 严重的产后出血 (PPH),定义为失血≥1000毫升,是孕产妇发病率和死亡率的重要原因.
- 了解PPH之前的静血变化对于开发预测策略至关重要.
研究的目的:
- 为了描述孕妇产前血中的凝血特性.
- 对严重的PPH进行血栓生成试验和静血生物标志物的预测价值进行调查.
主要方法:
- 一项嵌套病例对照研究将71名患有严重PPH的妇女与71名匹配的对照进行了比较.
- 产前血样本使用校准自动血栓学分析了内源性血栓生成潜力 (ETP).
- 测量了等离子体激活剂抑制剂-1,组织因子 (TF) 和血栓模块素的水平.
主要成果:
- 与对照组相比,在患有严重PPH的妇女中,预产期ETP的中位数明显低于对照组 (2170 vs 2408 nM.min).
- 在严重的PPH组中观察到更高水平的等离子体激活剂抑制剂-1和组织因子 (TF).
- 两组之间没有发现血栓模块素水平或血栓生成动力学 (滞后阶段,峰值,峰值时间) 的显著差异.
结论:
- 产前内源性血栓生成潜力 (ETP) 可能作为严重产后出血的预测标志物.
- 血原激活剂抑制剂-1和组织因子的升高也可能与PPH风险增加有关.
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