Down Syndrome Facts. Print 4949 428 1498 428 338K. Down syndrome occurs
when an individual has a full or partial extra copy of chromosome 21.
Individuals with Down syndrome have 47 chromosomes instead of the usual 46.
It is the most frequently occurring chromosomal disorder. Down syndrome is not ...
Named after John Langdon Down, the first physician to identify the cell
abnormality, Down syndrome is a chromosomal disorder caused by an error in
Down syndrome is the most commonly occurring chromosomal condition. It
occurs in one out of every 691 live births with more than 400,000 people living
Here are 31 facts about Down syndrome . 31 facts about Down syndrome. 1.
People with Down syndrome have 47 chromosomes instead of the typical 46.
Fast Facts. Down syndrome, also known as Trisomy 21, occurs in most cases at
the point of conception, when a baby is conceived with an extra #21 ...
Jul 4, 2016 ... Find out about Down syndrome - a chromosomal disorder caused by an error in
cell division. Discover what causes it and how it is diagnosed.
Down syndrome is a chromosomal disorder that causes intellectual disability and
other health problems. Get the facts on treatment options for your child.
How should I treat my child with mosaic Down syndrome? ... cannot determine
your child's abilities by the physical Down syndrome characteristics they present.
Facts about Down syndrome from the Down Syndrome Association of the Brazos