Medical Definition of Nuchal translucency test

  • Medical Author:
    William C. Shiel Jr., MD, FACP, FACR

    Dr. Shiel received a Bachelor of Science degree with honors from the University of Notre Dame. There he was involved in research in radiation biology and received the Huisking Scholarship. After graduating from St. Louis University School of Medicine, he completed his Internal Medicine residency and Rheumatology fellowship at the University of California, Irvine. He is board-certified in Internal Medicine and Rheumatology.

Reviewed on 12/11/2018

Nuchal translucency test: A measurement of the size of the translucent space behind the neck of the fetus using ultrasound at between 10 and 14 weeks of pregnancy, reflecting the amount of fluid that has accumulated under the skin of the fetus. Nuchal translucency tends to be increased in chromosome disorders such as Turner syndrome and Down syndrome. This is strictly a screening test. It gives no concrete answers, only statistics.

Also called the nuchal fold scan.

CONTINUE SCROLLING OR CLICK HERE FOR RELATED SLIDESHOW

Health Solutions From Our Sponsors

Reviewed on 12/11/2018