How can we celebrate the achievements and contributions of individuals with Down syndrome?

Apr 20, 2023 ... The cause of Down syndrome is known to be an extra copy of chromosome 21, or trisomy 21. But because this chromosome contains more than 200 ... Fragile X syndrome (FXS) and Down syndrome (DS) are two of the most prevalent genetic causes of intellectual disability. Sometimes the extra number 21 chromosome or part of it is attached to another chromosome in the egg or sperm. This may cause translocation Down syndrome. This ... Trisomy 21 is a genetic condition caused by an extra chromosome. Most babies inherit 23 chromosomes from each parent, for a total of 46 chromosomes. Researchers finally determined the source of DS: the presence of an extra copy of chromosome 21, a condition often referred to as trisomy 21. What causes Down syndrome? · Full trisomy 21: This is also called non-mosaic Down syndrome. · Translocation Down syndrome: Part of chromosome 21 attaches to ... Trisomy 21– More than 90% of Down syndrome cases are caused by trisomy 21. An extra chromosome (chromosome 21) originates in the development of either the sperm ... Aug 11, 2023 ... Blood disorders — Down syndrome can cause blood cell abnormalities, including a form of blood cancer called leukemia. Immune system problems — ... Feb 16, 2024 ... What causes Down syndrome? En Español. Down syndrome is caused by a random error in cell division that results in the presence of an extra copy ... Sensory sensitivities can also cause behavioral challenges. Behavioral challenges. Has frequent tantrums, “melt-downs," or “drop and flops” (e.g., when ...