but sometimes it isn’t completely obvious—especially if mosaicism causes mild symptoms. A definitive diagnosis is made with a chromosome test. Mosaic Down syndrome usually causes physical ...

Down syndrome is a common chromosomal disorder caused by an extra chromosome 21, leading to intellectual disabilities and ...

The learning ability of children with Down Syndrome may vary from child to child and it may typically range from mild to ...

Down Syndrome is a genetic condition caused by an extra chromosome 21, affecting physical and cognitive development. Children with Down syndrome may take longer to speak and learn. Nevertheless ...