A review of biochemical and ultrasound markers in the detection of down syndrome.

Childbirth educators need to understand existing prenatal care opportunities and current information for expectant women. This article reviews several testing options that are available during the second trimester of pregnancy to detect the risk of Down syndrome. Educators can help expectant women develop their own specific plan of care according to their special situations and needs. Pregnancy outcomes can be improved when women are informed and educated about the testing available to them.