Down syndrome is a genetic disorder that affects a child’s physical and mental development.
So let’s know what is Down syndrome meaning and how it happens.
Down Syndrome Meaning
There are 23 pairs of chromosomes found in a human being, out of which 23 traits are obtained from the mother and 23 from the father. If the child has a total of 46 traits inside it. Which are found as 23 pair of chromosomes.
But inside the child affected by Down syndrome, the 21st pair of a chromosome has one trait more.
Down syndrome means that the child has 47 traits instead of 40.
Down syndrome disease is also known as trisomy 21.
The physical and intellectual development of the child affected by this disease is delayed and the face also becomes flat.
According to research by the National Down Syndrome Society, one in every 700 children in the US is diagnosed with Down syndrome.
Down syndrome is most common in genetic diseases in the US.
There are also many types of Down syndrome
In this, an additional copy of the 21st paired chromosome is found in the chromosomes of each cell of the child.
It is the simplest form of Down syndrome.
In this type of Down syndrome, only part of the 21st chromosome is found inside the child.
Mosaic down syndrome
It is also a special type of Down syndrome in which two or more different genetic forms of cells are found inside the body.
Down Syndrome Day is observed all over the world on 21 March, it was started by the United Nations in 2012. So I hope you got what is Down Syndrome meaning.