There are some birth defects, however, that will not be detected by either amniocentesis or ultrasound. If you are having an amniocentesis, you may ask to find out the baby's sex; amniocentesis is the most accurate way to determine the baby's gender before birth.
Ultrasounds that can determine sex are not typically scheduled until the second trimester, while other procedures such as chorionic villus sampling or amniocentesis carry a small risk of miscarriage.
"An amniocentesis involves putting a needle into the fluid surrounding a baby, and then looking at the chromosomal makeup of that baby, which reveals gender.
Tests conducted between seven and 20 weeks of pregnancy accurately identified baby boys about 95 percent of the time and baby girls about 99 percent of the time. After 20 weeks, these test were extremely accurate, pegging boys as boys 99 percent of the time and girls as girls percent of the time.
Prenatal tests such as amniocentesis or sonogram can reveal the gender of your baby with a high degree of accuracy -- but there are other (fun!) ways you may. It's only natural to want to find out the baby's gender as soon as possible. Amniocentesis is a type of genetic testing that can tell you the.