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Summary
Trisomy 18 occurs in 6.2% of liveborn infants with neural tube defects. This suggests higher rates in fetuses with myelodysplasia, highlighting the need for karyotyping and infant examination.
Area of Science:
- Genetics
- Obstetrics
- Pediatrics
Background:
- Neural tube defects (NTDs) are congenital malformations with significant morbidity.
- Trisomy 18 (Edwards syndrome) is a chromosomal abnormality associated with severe developmental issues.