Medically reviewed by Nicholas R. Metrus, MD Key Takeaways Mosaic Down syndrome has some cells with three copies of chromosome 21, and some with two instead of all three.Only about 1% to 2% of people ...
Fetal alcohol syndrome (FAS) and Down syndrome are both conditions that are present at birth. While they both affect facial appearance, development, and physical health, they have different causes.
Many adults with Down syndrome live independently, hold jobs, and lead full and happy lives. Learn how the condition affects ...
Cognitive impairment is positively associated with neuropsychiatric symptoms in both individuals with Down syndrome and older adults without Down syndrome.