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There is no known way to prevent the genetic problem that causes Williams syndrome. Prenatal testing is available for couples with a family history of Williams syndrome who wish to conceive.
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Antepartum testing involves the use of electronic fetal monitoring (EFM) or ultrasound (US) to assess fetal well-being as determined by the fetal heart rate (FHR) and other characteristics during the antepartal period, which is the period spanning from conception to labor. Antepartum tests include the nonstress test (NST), modified biophysical profile (MBPP), contraction stress test (CST), oxytocin contraction stress test (OCT), biophysical profile (BPP), doppler flow studies, amniocentesis , cordocentesis, and fetal echocardiography.
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CVS is a test that helps you learn if a fetus has health problems. The test is most often done between weeks 9 and 11 of pregnancy.
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Detailed information on prenatal diagnosis to detect fetal abnormalities in the womb
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Antepartum testing consists of a variety of tests performed late in pregnancy to verify fetal well-being, as judged by the baby ' s heart rate and other characteristics. Antepartum tests include the nonstress test (NST), biophysical profile, and contraction stress test (CST).
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