nuchal translucency

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nuchal translucency

(nū'kăl trans-lū'sen-sē),
ultrasonographic finding of a single nonseptated lucenty (anechoic area) projecting from the posterior aspect of the fetal neck; measured at menstrual age 11-14 weeks. Increased thickness of this area indicates increased fetal risk for aneuploidy and some nonchromosomal disorders.
References in periodicals archive ?
Almost midway through I opted to have an amniocentesis as the nuchal scan and quadruple test still showed high-risk for chromosomal abnormalities.
Most commonly to see how a baby is developing during pregnancy, including a nuchal scan to check for Down's syndrome.
Having the Down's test Pregnant women over the age of 37 are offered a blood test and a nuchal scan (a scan of the baby's neck) to see if the baby has a high Down's risk.
If a blood test and nuchal scan (of the baby's neck) suggests a high Down's risk, you'll be offered one of the following invasive procedures.
These include a special ultrasound scan around 11-13 weeks called a nuchal scan, and the Bart's test at 16 weeks when a mother's blood is checked, to indicate whether there is an increased risk of a Down's syndrome baby.