怀孕和产后脑静脉血栓症:一个系统的审查和元分析
Xiaoming Zhang1,2,3,4, Kun Fang5, Yiran Zhang5
1Department of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, China.
概括
大脑静脉血栓塞 (CVT) 和非大脑静脉血栓塞 (VTE) 在怀孕期间存在风险. 抗血栓预防可以帮助预防非大脑VTE复发,但不能预防CVT复发,需要仔细评估风险和益处.
科学领域:
- 产科和妇科 产科和妇科
- 神经学 神经学
- 血液学 血液学 血液学
背景情况:
- 大脑静脉血栓症 (CVT) 是一种罕见的,严重的孕妇和产后妇女的疾病.
- 现有的关于CVT发生率,复发率和结果的数据是不一致的.
- 在这种人群中,抗血栓预防的有效性尚未得到充分证实.
研究的目的:
- 确定在怀孕和产后期间CVT的全球发病率.
- 评估CVT和非脑静脉血栓栓塞 (VTE) 的复发率.
- 评估不良妊娠结果和抗血栓预防的作用.
主要方法:
- 一个系统的审查和元分析,遵循PRISMA指南.
- 搜索了五个数据库,从1980年到2025年进行观察性研究.
- 使用随机效应模型收集数据,用I2统计数据评估异质性.
主要成果:
- 包括47项研究,涉及14,218例怀孕;产后CVT发生率为7/100,000,区域差异较大.
- 在1000例分娩中,CVT复发率为10.2例;在1000例怀孕中,非大脑VTE复发率为15.3例.
- 抗血栓预防降低了非大脑VTE复发,但没有降低CVT复发;自发流产风险为15.7%.
结论:
- CVT和非大脑VTE对孕妇具有先前的血栓事件具有重大风险.
- 抗血栓预防提供部分保护,需要在孕产妇/胎儿的风险和益处之间取得平衡.
- 个性化管理和进一步的研究对于制定基于证据的指导方针至关重要.
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