Abstract
Cell-free DNA (cfDNA) screening for fetal trisomy 21, 18, and 13 is now widely used in clinical practice. However, false-positives and false-negatives did occur1,2. Actually, the majority of fetal cfDNA in maternal blood is from placental trophoblasts.
Sign-in/Register to access full text options 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a callDisclaimer: All third-party content on this website/platform is and will remain the property of their respective owners and is provided on "as is" basis without any warranties, express or implied. Use of third-party content does not indicate any affiliation, sponsorship with or endorsement by them. Any references to third-party content is to identify the corresponding services and shall be considered fair use under The CopyrightLaw.
