All About Down Syndrome
All About Down Syndrome
Standard Trisomy 21
Translocation
Mosaicism
Symptoms
Treatment for Down syndrome
Screening or testing for the disorder
Other information
A day in the life
.
What is Down Syndrome?
Down syndrome also known as
trisomy 21
Caused by the
presence
of all or part of an extra
21st chromosome
There are three types of down syndromes:
Standard Trisomy 21, Translocation, and
Mosaicism