Article
Routine first‐trimester screening for fetal trisomies in twin pregnancy: cell‐free DNA test contingent on results from combined test
24 Oct 2018
Abstract excerpt
OBJECTIVE: To report on the routine clinical implementation of cell-free DNA (cfDNA) analysis of maternal blood for trisomies 21, 18 and 13, contingent on the results of the first-trimester combined test in twin pregnancy. METHODS: Screening for trisomies 21, 18 and 13 was carried out in 959 twin pregnancies by assessment of a combination of maternal age, fetal nuchal translucency thickness, and serum free...
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