Mosaic Down Syndrome is a genetic condition in which a person is born with an extra copy of chromosome 21 in some cells, affecting less than 1% of those with Down syndrome.

Down syndrome occurs when a baby is born with an extra chromosome 21. Read on to find out the screening, diagnosis, and types of Down syndrome.

Down syndrome, also known as Trisomy 21, is a condition where people, by chance, are born with an extra chromosome and as a result have some form of learning disability.

ROCHESTER, N.Y. – The locally produced film “Strait Undercover” will debut at The Little Theatre on Thursday. The action comedy stars an actor with Down syndrome in a role that doesn’t ...

Caterina Scorsone walks through a snowy neighborhood with daughter Pippa, 8, as they celebrate World Down Syndrome Day. The actress shares daughters Pippa, Lucky and Eliza with ex-husband Rob Giles.

Hart: Zack (Gottsagen, an actor who was the first person with Down syndrome to present an Oscar). Zack grew up with two moms like I did, and Zack looks and sounds a lot like my little brother.

I was early in my residency the first time I cared for a baby diagnosed with Down syndrome after birth. Becky was not on my mind as I sat, silent, beside my neonatologist mentor while she told a ...

March 21 marks World Down Syndrome Day — a global awareness day recognized by the United Nations to advocate for the legal rights of people with Down syndrome.

Pediatrician Kate Westmoreland cuts a ribbon during a ceremony Monday, March 17, 2025, for the opening of UNC Health’s new Down Syndrome Clinic in Chapel Hill as her daughter, Izabel, 2, who has ...

The new Rangers first baseman announced Friday that he will wear No. 21 to pay tribute to Penelope, who was born with Down Syndrome, and to raise awareness for the genetic condition.