A 40-year old primigravida has undergone nuchal translucency screening. The results show a finding of 3.3 mm. What information should the nurse provide the parents?
A.
The fetus has an open neural tube defect.
B.
The fetus has an increased risk for genetic disorders.
C.
These results are inconclusive.
D.
These results are normal in an older mother.
ANS: B
Nuchal translucency screening is performed between 11 and 14 weeks of gestation via ultrasound. A measurement greater than 3 mm indicates an increased risk for trisomies 13, 18, and 21.
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