Article
Phenotypic characteristics of absent and hypoplastic nasal bones in fetuses with Down syndrome: description by 3-dimensional ultrasonography and clinical significance.
Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine - 1 Dec 2004
Gonçalves Luís F, Espinoza Jimmy, Lee Wesley, Schoen Mary Lou, Devers Patricia, Mazor Moshe, Chaiworapongsa Tinnakorn, DeVore Greggory R, Romero Roberto
Abstract excerpt
OBJECTIVE: To determine the frequency and clinical significance of bilateral and unilateral hypoplastic nasal bones for the detection of Down syndrome by 3-dimensional ultrasonography. METHODS: Thirty-seven volumes of the fetal skull from fetuses with Down syndrome and 37 from fetuses without abnormalities were analyzed by 1 investigator blinded to fetal karyotype. The maximum intensity projection algorithm was...
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