Non-invasive prenatal testing (NIPT analyses cell-free DNA circulating in the pregnant mother’s blood. It is a new option in prenatal screening for Down syndrome (trisomy 21) and other common chromosomal conditions (trisomies 18 and 13), X and Y chromosome conditions. This test can be requested for any singleton pregnancy, including in vitro fertilization (IVF) pregnancies with egg donors. It can now also be requested for ALL twin pregnancies (without X or Y) conceived naturally or by IVF using the patient’s own egg or a donor egg.
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