Down syndrome meaning:

Down Syndrome Meaning. Down syndrome is a genetic condition caused by the presence of an extra chromosome 21, leading to developmental delays, distinctive physical features, and often intellectual disabilities. Down syndrome (DS), also called Trisomy 21, is a condition in which extra genetic material causes delays in the way a child develops, both mentally and physically. Down syndrome is a genetic condition caused by an extra copy of chromosome 21. It can affect physical and mental development and lead to various health complications. Learn about the types, symptoms, screening, and treatment of Down syndrome. In Down syndrome, there is an additional copy of chromosome 21, resulting in three copies instead of the usual two copies. Down syndrome is a genetic condition caused when an unusual cell division results in an extra full or partial copy of chromosome 21.