5 doctors weighed in:
How can you find out for sure if your child has down syndrome?
5 doctors weighed in

4 doctors agree
In brief: Chromosomes
By studying his chromosomes.
Babies with down syndrome typically have an extra copy of chromosome 21, that is why it is also called "trisomy 21.

In brief: Chromosomes
By studying his chromosomes.
Babies with down syndrome typically have an extra copy of chromosome 21, that is why it is also called "trisomy 21.
Dr. Josephine Ruiz-Healy
Dr. Josephine Ruiz-Healy
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Dr. Cindy Juster
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