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Many prenatal tests are done routinely in all pregnant women. Blood and urine tests pose little or no risk to the mother and fetus and can provide valuable information to help your doctor provide the best care possible. Other tests, while providing important information, come with significant risks. Therefore, they are not recommended to all women, but to women whose pregnancies are considered high-risk.
Some maternal factors that can make a pregnancy high risk include:
Your healthcare provider may recommend more invasive tests if your pregnancy is high risk, but ultimately the decision to have a test is yours to make. Understanding each test and what it measures, how reliable it is, and the risk associated with the test will help you make your decision. In addition, it is important to carefully consider and discuss with your healthcare provider what your options are if the test indicates there may be a problem.
Couples may choose to have certain prenatal tests for different reasons, including to:
References:
American College of Obstetricians and Gynecologists. Diagnosing birth defects [pamphlet]. April 2005; AP164.
Bubb JA, Matthews AL. What’s new in prenatal screening and diagnosis? Primary Care: Clinics in Office Practice. 2004;31:561-582.
Chorionic villus sampling: CVS. American Pregnancy Association website. Available at: http://www.americanpregnancy.org/prenataltesting/cvs.html . Accessed August 24, 2005.
Prenatal genetic testing. Genetics & Public Policy Center website. Available at: http://www.dnapolicy.org/genetics/prenatal.jhtml . Accessed August 24, 2005.
Prenatal tests. Nemours Foundation. KidsHealth website. Available at: http://kidshealth.org/parent/system/medical/prenatal_tests.html . Accessed August 24, 2005.
Last reviewed June 2007 by Ganson Purcell Jr., MD, FACOG, FACPE
Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition.
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