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What are some of the major genetic syndromes in children?

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Major genetic syndromes in children include Down syndrome, says Mayo Clinic. Goldenhar syndrome is a genetic syndrome typically affecting the face, according to Faces: The National Craniofacial Association. Fragile X syndrome is another genetic syndrome that appears in children, according to Genetics Home Reference.

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Down syndrome is the most common of the genetic syndromes that affect children, according to Mayo Clinic. It happens when a fetus develops with an extra copy of chromosome 21. Down syndrome is responsible for many physical and intellectual disabilities.

A child with Goldenhar syndrome is born with facial deformities, according to Faces: The National Craniofacial Association. Usually, only one side of the face is affected. In fragile X syndrome, the child can suffer a variety of developmental and intellectual disabilities, says Genetics Home Reference.

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