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Doctor insights on: Nuchal Translucency Normal Range

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Nuchal translucency was 2mm and crl was 7cm at 13 weeks 1 day. Is this within the normal range?

Nuchal translucency was 2mm and crl was 7cm at 13 weeks 1 day. Is this within the normal range?

Need test results: 1st trimester screening is not done simply by ultrasound. The sonogram is done along with blood work. The results are mathmatically calculated to give you a risk assessment for down syndrome. One should not try to interpret the sonogram without knowing the overall result. ...Read more

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Is 2mm a normal nuchal translucency at 13 weeks pregnant?

Is 2mm a normal nuchal translucency at 13 weeks pregnant?

See below: The short answer is yes, it is within normal. However, it is a bit more complicated than that. The nt is one factor in assessing the risk of having a chromosomal abnormality. If you are 22 years old with an nt of 2 mm, you would get a different risk than a 45 yr old with an nt of 2 mm. There are other factors as well and the data is combined with blood work. ...Read more

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Q> does 0.14cm nuchal translucency in 13 weeks pregnant is normal? Tia

Q> does 0.14cm nuchal translucency in 13 weeks pregnant is normal? Tia

First trimester scre: You must have a nt ultrasound test and that is combined with a blood sample. You cannot take one or the other out of the equation. Please wait for your test results to come back. ...Read more

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I am 13 weeks pregnant and went for an nuchal translucency, which came out at 2.2mm in thickness which the doctor said is thicker than normal?

I am 13 weeks pregnant and went for an nuchal translucency, which came out at 2.2mm in thickness which the doctor said is thicker than normal?

Not that simple: Nt scan is one of many screening tests used to assess for risk of a major chromosomal abnormality. There is a range of "normal" that has been established by scanning thousands of pregnancies. As with any screening test, a cutoff is chosen somewhat arbitrarily based on statistics. Most studies use a cutoff of 2.5 or 3.0 for "abnormal." nt is combined with blood tests to determine overall risk. ...Read more

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What is nuchal translucency?

What is nuchal translucency?

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. ...Read more

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What is nuchal translucency for?

What is nuchal translucency for?

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. ...Read more

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What is a nuchal translucency test?

What is a nuchal translucency test?

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. ...Read more

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How do they measure nuchal translucency?

How do they measure nuchal translucency?

Ultrasound: Nuchal translucency (nt) is typically measured between weeks 11 and 14. The sonographer measures the thickness of the tissues of the back of the fetal neck. After the image is magnified, calipers are placed along the inner margin of the tissues of the neck. ...Read more

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Nuchal translucency scan at 4.4mm, what to do?

Nuchal translucency scan at 4.4mm, what to do?

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. ...Read more