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A 42-year-old member asked:

How do you know if your baby has a neural tube defect before birth?

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Dr. Nikolaos Zacharias
Maternal-Fetal Medicine 26 years experience
MSAFP and ultrasound: Maternal serum Alpha fetoprotein at 16 weeks and detailed ultrasound at 18-20 weeks should detect fetal open neural tube defects with 96% accuracy. Closed neural tube defects are more difficult to diagnose but are more innocuous too.

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Last updated Jun 24, 2014

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