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Placental mosaicism

Last revised by Dr Jeremy Jones on 20 Sep 2021

Placental mosaicism is a situation where there discrepancy between the chromosomal makeup of the cells in the placenta. According to one study fetal mosaicism was found in 50% of cases with placental mosaicism. When the fetal cells are normal in chromosomal composition, this is then known as confined placental mosaicism.

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