A member asked:

I'm a 34 female who will be 35 by the time my baby is born. what are my chances of having a down sydrome baby?

A doctor has provided 1 answer

Varies some: If you are speaking of traditional 21 trisomy the cited frequency is 1/270. There are other forms of Down syndrome ( translocation, mosaic) that occur less often.

Answered 2/18/2015

5.1k views

Thank

Related Questions