BACKGROUND Non-invasive prenatal testing (NIPT), also known as cell-free DNA testing and non-invasive prenatal screening (NIPS), is an important addition to the range of screening tests for fetal chromosomal abnormalities. For trisomy 21 in particular, NIPT is superior to other screening modalities. However, NIPT has limitations and complexities that requesting clinicians and their patients sho...

Correspondence: Dr. C.A. Ionescu e-mail: antoniuginec@ yahoo.com After numerous clinical validation studies, non-invasive prenatal testing for fetal aneuploidy detection is now a clinical reality. While non-invasive prenatal testing was accepted due to the high accuracy for fetal trisomy (21, 18 and 13) detection, recent research showed that genome-wide analysis is able to detect other fetal an...

The purpose of prenatal diagnosis tests is insisting of diagnosis of neonatal disorders, preparing a range of informed choices and making couples at risk to be ready for having children with genetic disorders as well. The aim of this article is to investigate all of the tests in order to determine the best one which has the lowest risk and the highest sensitivity. Screening tests (maternal bloo...