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Doctor insights on: Downs Syndrome And Nuchal Translucency Ultrasound Scan

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What is the definition or description of: ultrasound for nuchal translucency?

What is the definition or description of: ultrasound for 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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Dr. Michael Gabor
2,190 doctors shared insights

Sonogram (Definition)

An ultraound, also known as a sonogram, is a painless and relatively inexpensive imaging test that utilizes sound waves instead of ionizing radiation. There are no side effects. Ultrasound can give us two-dimensional, and in some applications three-dimensional, images of structures and organs in virtually any part of the body. In addition to diagnostic uses, such as evaluating abnormalities in the abdomen, pelvis, and breast, ultrasounds are commonly used to guide needle and catheter placement in a variety of surgical ...Read more


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Ultrasound at 12 weeks showed nuchal translucency was 4mm. What does this mean?

Ultrasound at 12 weeks showed nuchal translucency was 4mm. What does this mean?

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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Is it possible that the nuchal translucency (ips) ultrasound be performed at 8-9 weeks?

Is it possible that the nuchal translucency (ips) ultrasound be performed at 8-9 weeks?

Nuchal translucency: The nuchal translucency test is standardized to 11 -13 6/7 weeks. The crown rump measurement of the fetus must be 45 - 84 mm. ...Read more

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I went for IPS 1and I was 13 wks 3 days by LMP. The tech said I am 14 weeks 2 days on ultrasound, so they can't do nuchal translucency. Is it by LMP ?

I went for IPS 1and I was 13 wks 3 days by LMP. The tech said I am 14 weeks 2 days on ultrasound, so they can't do nuchal translucency. Is it by LMP ?

By sonogram: Nuchal translucency measurements are usually base on sonographic measurements of fetal crown rump length measurements giving a gestational age between 10 to 14 weeks. The cutoff is usually 14 weeks by sono. However, in a high risk population, the measurements remains fairly constant and may be done at any time. ...Read more

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Nuchal translucency scan at 4.4mm. What does this mean?

Nuchal translucency scan at 4.4mm. What does this mean?

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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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

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Just had 28 week scan. Doc is a bit worried about nuchal translucency of 1.05cm. Fl 5.62cm, bpd 7.09cm, ofd 9.08cm, hc 25.8cm, AC 24.32cm?

Just had 28 week scan. Doc is a bit worried about nuchal translucency of 1.05cm. Fl 5.62cm, bpd 7.09cm, ofd 9.08cm, hc 25.8cm, AC 24.32cm?

Average measurements: For 28 weeks in millimeters with one standard deviation in brackets are: 72 (4.0) bpd 95 (5.0) ofd 263 (20) hc 242 (25) ac 54 (4.0) fl 50 (5.0) hl, so all of yours are okay. Nuchal translucency ; nuchal thickness are usually measured the first ; second trimesters. I thought fetal head ; neck position could alter nt measurement in 3rd trimester, so i'll ask for help on that one. ...Read more

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Age 21 first pregnancy. Vanishing twin lost at 7 weeks. Nuchal translucency scan this week, so nervous! What are the chances that its high risk?

Age 21 first pregnancy. Vanishing twin lost at 7 weeks. 
Nuchal translucency scan this week, so nervous! What are the chances that its high risk?

Don't worry: It sounds like you are getting good care. Try not to worry as it is not good for you nor your pregnancy. Just wait and see what the tests show. Try to enjoy your pregnancy, and do what you can to stay healthy. Drink plenty of water, eat a healthy diet containing lots of fresh fruits and vegetables, walk 45 minutes every day, and take Prenatal vitamins containing Folic acid. ...Read more