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Choroid plexus cysts: significance and current management practices
1Division of Maternal/Fetal Medicine, University of Utah, Salt Lake City 84143.
Seminars in Ultrasound, CT, and MR
|February 1, 1993
Summary
Choroid plexus cysts are common in fetuses but may indicate aneuploidy risk. This review covers cyst formation, aneuploidy links, and ongoing management debates.
Area of Science:
- Fetal Medicine
- Genetics
- Obstetrics
Background:
- Choroid plexus cysts (CPCs) are frequently observed during second-trimester fetal ultrasounds.
- While often benign, CPCs can be associated with chromosomal abnormalities.
Purpose of the Study:
- To review the histological origins of choroid plexus cysts.
- To examine the association between CPCs and fetal aneuploidy.
- To discuss current controversies in the management of fetuses with CPCs.
Main Methods:
- Literature review of studies on choroid plexus cysts.
- Analysis of histological data related to CPC formation.
- Synthesis of evidence linking CPCs to aneuploidy.
- Review of clinical management guidelines and debates.
Main Results:
- Histological examination reveals specific mechanisms of CPC formation.
- A statistical association exists between isolated CPCs and an increased risk of aneuploidy.
- Management strategies vary, with no universal consensus on follow-up or genetic testing.
Conclusions:
- Understanding CPC histology aids in risk assessment.
- CPCs warrant targeted ultrasound for aneuploidy screening.
- Further research is needed to standardize management protocols for CPCs.