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伪一子双胞胎的产前超声波诊断:两个病例系列

Fengbei Kong¹, Guoru Wu, Desheng Sun

¹Department of Ultrasonography, Peking University Shenzhen Hospital, Shenzhen, Guangdong Province, China.

|December 16, 2025

概括

伪双胞胎 (PMA) 是一个高风险的双胞胎妊娠并发症. 早期超声波检测PMA,专注于分裂膜,可以改善结果,并识别诸如绳索纠等风险.

科学领域:

孕产妇和胎儿医学孕产妇和胎儿医学
诊断成像诊断成像诊断成像
高风险的怀孕高风险的怀孕

背景情况:

伪双胞胎 (PMA) 是由于双胞胎的分隔膜破裂而产生的,这带来了重大风险.
目前的产前超声波检测率对于PMA是不理想的,往往导致严重并发症后的诊断.
PMA与胎儿形和死亡的增加有关.

研究的目的:

通过超声波在产前诊断出两个PMA病例.
讨论PMA的标志性特定的超声波特征.
强调早期检测和警相关并发症的重要性.

主要方法:

以后回顾两例伪一子双胞胎的病例.
详细分析产前超声检查结果,包括检查时的妊娠年龄.
超声波发现与怀孕结果和干预措施的相关性.

主要成果:

案例1:PMA被诊断为有胎带综合征,通过诱导分娩进行管理.
案例2:PMA被诊断为带纠和胎儿痛苦,通过紧急剖腹产进行管理.
这两种病例都导致早产婴儿被送往新生儿重症监护室,在治疗后的结果都很好.

结论:

对分隔膜的有针对性的超声波评估,特别是在带插入部位,可以改善PMA检测.
主要的超声波标志包括多层折叠标志,膜的缺失和绳索纠.
警诸如胚胎带综合征和带纠等并发症至关重要,因为它们与不良围产期结果有关.

关键词:

胚胎带综合征胚胎带综合征分隔膜破裂的发生.在产前诊断产前诊断伪一子双胞胎伪一子双胞胎超声波学超声波学超声波学带纠是指带的纠.

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