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1st Trimester Screen for Downs Positive

Posts: 412

Joined 20-May-08

Top Poster
31-Dec-09 7:47 pm

The equation they use to calculate risk is weighted heavily by age.  So if you are over 35, that number could be skewed by age.

 A think nuchal fold and a nasal bone are a good thing.  Many children with T-21 lack a nasal bone and also have a thickened nuchal fold.