First-trimester screening for trisomy 21 in singleton pregnancies achieved by assisted reproduction.
- Resource Type
- Article
- Authors
- Liao, A W; Heath, V; Kametas, N; Spencer, K; Nicolaides, K H
- Source
- Human Reproduction; July 2001, Vol. 16 Issue: 7 p1501-1504, 4p
- Subject
- Language
- ISSN
- 02681161; 14602350
The possible effect of assisted reproduction on first-trimester screening for trisomy 21 was examined by fetal nuchal translucency thickness (NT), maternal serum free beta-human chorionic gonadotrophin (HCG) and pregnancy-associated plasma protein-A (PAPP-A).