Down Syndrome.pptm

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Down Syndrome:

Down Syndrome

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Down syndrome, also known as Trisomy 21 is the most common genetic disorder. It happens in 1 of 691 births in the U.S

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It is a chromosomal condition that causes delay in physical and intellectual development. People with Down syndrome have 47 chromosomes instead of the usual 46.

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Down syndrome is usually caused by an error in cell division called nondisjunction, giving an extra copy of chromosome 21.

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The cause of the error is unknown. However it is known that Down Syndrome is not related to anything the mother did during pregnancy.

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Down syndrome was discovered by a man called John Langdon Down in 1862, hence the name of the genetic disorder. Until the middle of the 20 th century nobody knew why the genetic disorder occurred. However in the 1950s with karyotype techniques chromosomal abnormalities where noticed and it was discovered why it occurred.

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Down syndrome is easily diagnosed. People with the disorder are characterized by physical features .

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Along with these physical features, health issues come along. Approximately 40% of the children have heart issues/defects.

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Also, children with Down syndrome have a higher chance of infection, respiratory, vision and hearing problems as well as thyroid and other medical conditions. However, with appropriate medical care most children and adults with Down syndrome can lead healthy lives.

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The average life expectancy of individuals with Down syndrome is 55 years, with many living into their sixties and seventies .

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Down Syndrome occurs everywhere in the world. People of all levels, ethnicity, nationality, religion or socioeconomic status have a chance of getting down syndrome.

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However, even though Down Syndrome was discovered long ago, there is no way to treat people who have this genetic disorder.

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However, despite of being victims of down syndrome, they also have many talents and gifts! People who suffer from Down Syndrome are able to work and learn, many attend high school and they can even be part of the acting industry, like the girl in Glee!

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Victims of this disorder are the sweetest people in the world. They are very genuine and caring, they are just special. They care very much about their family.

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For more information go to downsyndrome.com and learn more about them.

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Credits http://www.nads.org/pages_new/facts.html http://en.wikipedia.org/wiki/Down_syndrome#History http://downsyndrome.com/ Music: Somewhere Over the Rainbow Instrumental

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