To assess the influence of in vitro fertilization (IVF) on maternal serum human chorionic gonadotrophin (hCG) and alpha-fetoprotein (AFP), the maternal serum hCG and AFP values were studied in 67 IVF pregnancies and compared with the results of a control group of 4732 spontaneously conceiving patien
1987 ASHG workshop: Low maternal serum AFP screening for down syndrome
β Scribed by Greenberg, Frank ;Reynolds, James F. ;Reynolds, James F. ;Greenberg, Frank
- Publisher
- John Wiley and Sons
- Year
- 1988
- Tongue
- English
- Weight
- 208 KB
- Volume
- 31
- Category
- Article
- ISSN
- 0148-7299
No coin nor oath required. For personal study only.
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In this study we report a new triple test that combines serum AFP, urine β€-core fragment of hCG, total urine estriol, and maternal age for calculating individual Down syndrome odds in the second trimester. The urine β€-core fragment/estriol ratio was used as a single screening variable. Analyte level
We have carried out a large retrospective study of -fetoprotein (AFP), free-human chorionic gonadotrophin (hCG) and pregnancy-associated plasma protein (PAPP-A) in the first trimester of pregnancy. Unlike other studies all women had routine ultrasound dating, carried out during a nuchal translucency