Down Syndrome ( Or Down 's Syndrome? Essay

822 Words Dec 1st, 2015 4 Pages
Down syndrome (or Down’s syndrome) is a generic chromosomal disorder which is caused by the presence of an extra chromosome 21. It is also known as “trisomy 21”. This condition leads to deficiencies in both cognitive ability and physical growth. It is typically related with physical growth delays, characteristic facial features, and minor to moderate intellectual disability. The IQ level of an adult decreases because of this. This genetic disorder, which differs in severity, sometimes causes lifelong intellectual disability and developmental delays, and in some people it causes health problems too. Down syndrome is the most common heritable chromosomal disorder and cause of learning disabilities in children. If we could build better understanding of Down syndrome and introduce early interventions, it can greatly increase the quality of our lives and of the children with this disorder so that they could live happy and fulfilling lives (National Down Syndrome Society).
As occurring in about one per 1000 babies born each year, Down syndrome is one of the most common chromosome abnormalities in humans. In 2013 Down syndrome resulted in 36,000 deaths and it resulted in 43,000 deaths in 1990. John Langdon Down fully described this syndrome in 1866 and it is named after him. The genetic cause of Down syndrome is an extra copy of chromosome 21 and it was identified by French researchers in 1959 (Summar, KL).
Most people having Down syndrome experience physical and mental…

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