by Cathy Parkes April 19, 2021 Updated: December 29, 2021
Alpha-fetoprotein (AFP) levels are measured with prenatal bloodwork or with an amniocentesis. These tests are usually performed at 15-20 weeks gestation.
HIGH levels of AFP are associated with neural tube defects.
LOW levels of AFP are associated with chromosomal disorders (such as Down Syndrome).
Low = ↓ down.Low AFP levels = risk for down syndrome.
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