2025年1月17日 · Nuchal translucency is the normal fluid-filled subcutaneous space identified at the back of the fetal neck during the late first trimester and early second trimester (11 weeks 3 days to 13 weeks 6 days). It should not be confused with the nuchal fold, which is seen in the second trimester.

2016年8月5日 · Nuchal translucency (NT) is a fluid-filled space normally seen behind the fetal neck on ultrasound performed in the first trimester of pregnancy.

A nuchal scan or nuchal translucency (NT) scan/procedure is a sonographic prenatal screening scan to detect chromosomal abnormalities in a fetus, though altered extracellular matrix composition and limited lymphatic drainage can also be detected.

2019年7月7日 · Nuchal translucency (NT) measurement in the first trimester is a powerful marker for Down syndrome. The combination of NT with serum markers in the first trimester detects 87% of cases of Down syndrome for a 5% false-positive rate.

Nuchal Translucency or NT Patient Information Series – What you should know, what you should ask. What is Nuchal Translucency (NT)? NT is the name given to the black area seen by ultrasound at the back of the fetal head/neck between 11 - 14 weeks of gestation. The NT represents a normal accumulation of fluid, but, if

The NT/NB scan is a remarkable tool that allows us to assess the health and development of the foetus during the first trimester of pregnancy. NT/NB scans help detect potential chromosomal abnormalities early in pregnancy, allowing parents to make informed decisions about their pregnancy care.

Nuchal translucency (NT) is the sonographic appearance of a collection of fluid under the skin behind the fetal neck in the first-trimester of pregnancy. The term translucency is used, irrespective of whether it is septated or not and whether …

2023年12月9日 · 11-13 week antenatal (nuchal translucency) scan is considered a routine investigation advised for fetal well-being as well as for early screening in pregnancy (see antenatal screening). It includes multiple components and is highly dependent on the operator. Traditionally three factors are used to calculate the risk of trisomies:

2024年7月20日 · Nuchal translucency (NT) is an ultrasound scan that measures the amount of fluid behind your baby's neck in the first trimester of pregnancy. Measuring the amount of fluid can be helpful to calculate your fetus's chances of having a chromosomal or genetic variant. NT ultrasound is a screening test and it doesn't diagnose your health condition.

2020年5月5日 · This is a non-invasive ultrasound where they measure the length of the Nasal Bone (NB) and Nuchal Translucency (NT) length in the first trimester of pregnancy. It is done on pregnant women between 11-13.6 weeks gestational …