Find out how an ultrasound is done, what it can tell you about your baby and when you should have it done.

Reference for the clinical geneticist.

Illustrated narrative describing an assortment of testing decisions.

Testing for the HIV virus during pregnancy.

Definitions of the following testing procedures: amnioscentesis, ultrasound, chorionic villi sampling, and fetal development.

Offers information about premature labor and using the fetal fibronection test to assess the risk of premature delivery.

Testing information.

Article by Elizabeth Kristol, addressing the safety and necessity of screening.

Discusses purpose and procedure of chorionic villus sampling. Includes list of advantages and disadvantages compared to amniocentesis.

Overview of Chorionic Villi Sampling. Includes preparation, risks and affects.

Offers information on a variety of prenatal tests, including amniocentisis, and the ultra-screen.

Information regarding chorionic villi sampling.