Essay about Down Syndrome : The Most Common Chromosomal Condition Diagnosed

Essay about Down Syndrome : The Most Common Chromosomal Condition Diagnosed

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For ages, Down Syndrome has been alluded to in art, literature and science. Now, down syndrome is the most common chromosomal condition diagnosed in the united states. According to the CDC each year about 6,000 babies are born with Down Syndrome that results in about 1 out of every 700 children are now being born with Down Syndrome. In 1866 the British Physician John Langdon Down, for whom the syndrome is now named after was the first to define and describe Down Syndrome as “Monogolism”. It however took up until the early 1970’s to actually for the term Down Syndrome to be widely accepted in the medical community. There are three types of Down Syndrome Trisomy 21 is the most common. It accounts for 95% of cases. Diving deep into the knowledge of Trisomy 21 I will be evaluating genetically how down syndrome (Trisomy 21 occurs in the infant before conception, how a diagnosis is made for downs syndrome, what populations are most likely to have children with down syndrome, and finally how down syndrome affects development up to the end of childhood.
Now, how does one even get Down Syndrome (Trisomy 21)? First off, in 1959 a French Pediatrician/Geneticist Professor Jerome Lejeune discovered that individuals with down syndrome have an extra chromosome. This means that is is not inherited. It occurs randomly during cell division early in fetal development. Chromosomes are thread like structures composed of DNA, they are present in every cell in the body and carry genetic information for that cell to develop. Human Cells divide in two ways the first way is mitosis where the body grows, one cell becomes two cells that have the same number and type of chromosomes at the parent cell. The second type is called meiosis and this happens when a...


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...affected by Trisomy 21. High emotions can impair the ability to communicate for the children. Cognitive development in children with Trisomy 21 show rigidity and poor adaptability. They usually have difficulties in shifting attention and seeing alternatives. They also have a need for consistent routines. All in all, Trisomy 21 will cause many delays in development.
In conclusion, Down Syndrome Trisomy 21 is large issue in todays world and more and more children are being born diagnosed with it. However, a lot of the information has been learned about this disease like, how it occurs genetically, all of the different diagnosis, what populations are most likely to have children with Down Syndrome trisomy 21, and how development is affected by Trisomy 21. So, with all of this information children with this disease are able live happy prosperous lives just as you and I.

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