During a nuchal translucency ultrasound how likely is?

Question

the baby to have downs or trisomy 13/18 if the nasal bone is present?

Answer 1

I had to look this one up. Hope this helps :-)

http://www.gbmc.org/genetics/harveygenet...

Answer 2

we just had this ultrasound this week, and were told the nasal bone presence is a really good sign...but weren't given a percentage.  here is a link with pictures that seem to show what it should like.  hope this helps!!  best wishes!!