Article
Analysis of false-positive results of fetal RHD typing in a national screening program reveals vanishing twins as potential cause for discrepancy
9 Apr 2015
Abstract excerpt
OBJECTIVES: We aim to elucidate causes of false-positive fetal RHD screening results obtained with cell-free DNA. METHODS: Fetal RHD screening was performed in 32,222 samples from RhD-negative women by multiplex real-time PCR in triplicate for RHD exons 5 and 7 using cell-free DNA isolated from maternal plasma obtained in the 27th gestational week. PCR results were compared with cord blood serology in 25,789...
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