Accuracy of second and third trimester ultrasound in the determination of chorionicity in twin pregnancies: a cross-sectional observational study

Abstract Background Determination of chorionicity in twin pregnancies is essential for optimizing management. In South Africa, many women first access antenatal care at late gestations. The accuracy of ultrasound in the determination of chorionicity up to 14 weeks’ gestation is well documented. Howe...

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Bibliographic Details
Main Authors: Chantal Stewart, Zoe Momberg, Henriette van Zyl, Stephen Lindow
Format: Article
Language:English
Published: BMC 2025-06-01
Series:BMC Pregnancy and Childbirth
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Online Access:https://doi.org/10.1186/s12884-025-07404-7
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