Birth Defects Directory

About 3% of U.S. babies -- around 120,000 newborns per year -- are born with any of 45 types of birth defects. Some birth defects have only a mild impact on a child's life, while others can be devastating, and even life-threatening. Many birth defects can be identified during pregnancy with prenatal testing. Follow the links below to find WebMD's comprehensive coverage about birth defects, what causes them, how they can be prevented, and much more.

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