What is nuchal translucency?

Down Syndrome test: There is a space at the base of the babies neck than can be measures by ultrasound. This is called the nuchal fold. That measurement is done between week 11-14. It is combined with a hormone test to assess the risk for down syndrome. This is also called first trimester screening.

Sono finding: The nuchal translucency is a layer of fluid located at the back of the neck of the first trimester fetus. A thickened nuchal translucency can be an indication of a genetic anomaly such as trisomy 21 (down syndrome).

Nuchal Translucency : Nuchal Translucency is a screening test to determine risk of chromosome abnormalities in a fetus. When the NT is greater than 3.5 mm, there is a 1 in 5 chance of a chromosome abnormality such as Turner or Down syndrome, or Trisomy 18. Additional tests should be ordered by an OB or genetic counselor for confirmation. A mother may decide to continue or end of the pregnancy based on the information.

Nuchal translucency: Nuchal translucency (nt) is an ultrasound measurement of the thickness of the back of the fetal neck soft tissues. It is used to assess the possibility of chromosomal defects, most commonly down syndrome.

Nuchal Translucency : Nuchal Translucency is a screening test to determine risk of chromosome abnormalities in a fetus. When the NT is greater than 3.5 mm, there is a 1 in 5 chance of a chromosome abnormality such as Turner or Down syndrome, or Trisomy 18. Additional tests should be ordered by an OB or genetic counselor for confirmation. A mother may decide to continue or end of the pregnancy based on the information.