How does Down syndrome affect growth and puberty?

Down syndrome is a genetic disorder. It is also called trisomy 21. It includes certain birth defects, learning problems, and facial features. Feb 23, 2024 ... People with Down syndrome are born with an extra chromosome. This can lead to a range of issues that affect them mentally and physically. It affects about 1 in 700 babies. Adults with Down syndrome may live about 60 years, but this can vary. What causes Down syndrome in a child? An egg cell and ... Physical signs of Down syndrome · A flat nose bridge. · Slanted eyes that point upward. · A short neck. · Small ears, hands and feet. · Weak muscle tone at ... Dec 26, 2024 ... Down syndrome is a condition in which a person has an extra copy of chromosome 21. Chromosomes are small "packages" of genes in the body's cells. This work underlines a Pcp4-dependent ciliopathy in Down syndrome brain affecting cerebrospinal fluid flow. Research and analysis Close Health topics Global Burden of Disease (GBD) study Health by location Health policy and planning Data tools and practices Down syndrome is a condition that is caused by extra genetic material. It's one of the most common genetic conditions in the United States. The extra genetic ... 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 ... Aug 15, 2000 ... Down syndrome (trisomy 21) is the most commonly recognized genetic cause of mental retardation. The risk of trisomy 21 is directly related ...