nuchal translucency

nuchal translucency definition - medical

nuchal translucency

noun
A radiologic sign that appears as a translucent spot on a fetal sonogram and indicates subcutaneous fluid in the nuchal region of a fetus. It can be measured in early pregnancy to assess the risk of chromosomal abnormalities, especially Down syndrome.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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