将前腔查纳入常规异常扫描:单一中心队列研究
Millicent Nwandison1, Elizabeth Daly-Jones1,2, Alexandra Drought1
1Department of Obstetrics and Gynaecology, Chelsea and Westminster NHS Foundation Trust Hospital, West Middlesex University Hospital, London, UK.
Acta obstetricia et gynecologica Scandinavica
|April 10, 2024
概括
腹膜前置 (VP) 影响1300个怀孕中的1个. 在第二个三个月异常扫描期间的普遍查实现了100%的检测,建议将其纳入标准产前护理.
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:
- 胎盘前 (Vasa previa,简称VP) 是一种胎儿血管在没有保护的情况下穿过子宫的情况.
- 未被诊断的VP与高围产死亡率有关,而产前诊断可以改善结果.
- 尽管有潜在的益处,但并非普遍推进行常规VP查.
研究的目的:
- 为了确定未经选择的人群中血管前膜 (VP) 的发病率.
- 为了评估VP检测的通用查协议的有效性.
- 为了评估在第二个三个月异常扫描期间的VP查的准确性,与第三个三个月确认.
主要方法:
- 从2012年到2016年进行了一项单中心历史队列研究.
- 所有孕妇 (24,690) 均接受了例行第二个三个月异常扫描,并采用了系统的VP评估协议.
- 怀疑VP病例在妊娠的第三季度被专业的超声波专家重新评估.
主要成果:
- 在24,690例分娩中,有19例被诊断出患有前列腺炎 (VP) (1:1299).
- 通用查协议显示,对VP检测具有100%的灵敏度和99.78%的特异性.
- 查阳性率为0.26%,假阳性率为0.18%;在分娩时没有出现假阳性或假阴性.
结论:
- 预先怀孕 (VP) 发生在大约1300例怀孕中的1例中.
- 使用描述的协议进行常规查VP,实现了100%的检测率.
- 结构化VP评估应整合到标准的胎儿异常查计划中.
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