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A member asked:

How early in a pregnancy can i have genetic testing done for downs syndrome?

6 doctors weighed in across 2 answers

After10 weeks: First trimester screening can be done at 11-13 weeks. Definitive diagnosis by chromosome analysis can be done through cvs sampling after 10 weeks.

Dr Ferguson and 3 doctors agreed

Answered 4/23/2016

6.3k views

Thank

Many tests: The answer to this question will not fit into such a small space so I refer you to the following comprehensive discussion of screening and diagnostic tests. http://www.mayoclinic.org/diseases-conditions/down-syndrome/basics/tests-diagnosis/con-20020948

Answered 9/23/2014

3.7k views

Thank

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