Were you looking for information about Down Syndrome? Down sendrome is a common misspelling of Down syndrome.
Down syndrome is a genetic disorder that is diagnosed in 1 out of every 800 newborns. It is caused by the presence of a third chromosome 21 and is usually the result of a random event that occurs during the formation of reproductive cells. The condition is commonly associated with a characteristic facial appearance and mental retardation. A diagnosis of Down syndrome can be made either during prenatal testing or shortly after birth.
(Click Down Syndrome for more information about this genetic condition, including how it occurs, what medical problems may accompany the disorder, and what treatments are available. You can also click any of the links in the box to the right for specific information.)