Article
Ethnic variation of fetal nasal bone length between 11-14 weeks' gestation
1 Jan 2005
Abstract excerpt
OBJECTIVE: We sought to compare the fetal nasal bone length (FNBL) between different ethnic groups at 11-14 weeks' gestation. METHODS: FNBL and the FNBL/CRL ratio were measured in patients undergoing first trimester ultrasound for nuchal translucency (NT) and the ethnicity of the patient was recorded under four categories: non-Hispanic White, non-Hispanic black, Hispanic, and Chinese. RESULTS: Two hundred and one...
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