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At a Glance
Why Get Tested?
When to Get Tested?
Usually between 11 and 14 weeks of pregnancy
A blood sample drawn from a vein in your arm or a blood spot collected on special paper from a finger stick; a nuchal translucency requires a special ultrasound exam.
Test Preparation Needed?
You may be instructed to have a full bladder when having the nuchal translucency ultrasound performed.