Ethical dimensions of nuchal translucency screening
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Updated: Sep 26, 2026

Chromosome Screening of Human Preimplantation Embryos by Using Spent Culture Medium: Sample Collection and Chromosomal Ploidy Analysis
Published on: September 7, 2021
Stephen T Chasen1, Daniel W Skupski
1Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, 525 East 68th Street, Room J130, New York, NY, USA. stchasen@med.cornell.edu
Abstract:
First-trimester screening for NT, when conducted according to accepted standards of quality, is a reliable diagnostic screen. There is no compelling beneficence-based argument opposed to offering it, and offering it is an important autonomy-enhancing strategy. Screening should be offered only in centers where high quality is available. In our view, the results of ongoing trials will enhance this position.
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