Were you looking for information about Down Syndrome? Treesome 21 is a term that may be used when looking for information on Down syndrome.
Down syndrome is a disorder caused by a genetic problem related to chromosome 21. It is usually the result of a random event that occurs during the formation of reproductive cells (eggs and sperm). Down syndrome is associated with mental retardation, poor muscle tone, and a characteristic facial appearance. Treatment, which may involve medications, surgery, and regular screening, focuses on controlling symptoms and medical conditions that result because of the disorder.
(Click Down Syndrome for more information on this condition, including symptoms associated with it, how Down syndrome is diagnosed, and risk factors for the disorder. You can also click any of the links in the box to the right for specific information.)