Citation, DOI, disclosures and article data
Citation:
Radswiki T, Campos A, Bell D, et al. Umbilical cord pseudocyst. Reference article, Radiopaedia.org (Accessed on 11 Dec 2024) https://doi.org/10.53347/rID-15399
Umbilical cord pseudocysts are a type of cystic lesion occurring in relation to the umbilical cord.
Although the true incidence is not accurately known, they are comparatively much more common than true umbilical cord cysts.
The pseudocyst basically comprises of mucoid degeneration of the Wharton jelly.
Associations
There is a recognized association with underlying chromosomal anomalies 2 - particularly trisomy 18 3,4 . It is also commonly associated with omphalocele.
Ultrasound
anechoic well defined cystic like lesions without internal vascularity
they can be variably sized
usually appear towards the fetal insertion or within a free loop of the cord.
usually, resolve by 12 weeks of gestation
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1. David A. Nyberg. Diagnostic Imaging of Fetal Anomalies. (2003) ISBN: 9780781732116 - Google Books
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2. Sepulveda W, Gutierrez J, Sanchez J, Be C, Schnapp C. Pseudocyst of the Umbilical Cord: Prenatal Sonographic Appearance and Clinical Significance. Obstet Gynecol. 1999;93(3):377-81. doi:10.1016/s0029-7844(98)00393-7 - Pubmed
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3. Sepulveda W, Pryde PG, Greb AE et-al. Prenatal diagnosis of umbilical cord pseudocyst. Ultrasound Obstet Gynecol. 1994;4 (2): 147-50. doi:10.1046/j.1469-0705.1994.04020147.x - Pubmed citation
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4. Kuwata T, Matsubara S, Izumi A et-al. Umbilical cord pseudocyst in a fetus with trisomy 18. Fetal. Diagn. Ther. 18 (1): 8-11. doi:10.1159/000066376 - Pubmed citation
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5. Wolfgang Dähnert. Radiology Review Manual. (2011) ISBN: 9781451153644 - Google Books
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