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12 lis 2024 · Symptoms. Each person with Down syndrome is an individual. Problems with intellect and development are usually mild to moderate. Some people are healthy while others have serious health issues such as heart problems that are present at birth. Children and adults with Down syndrome have distinct face and body features.
27 paź 2023 · Down syndrome (trisomy 21) is a genetic disorder that affects about one in 700 newborns. Often, people with Down syndrome look the same or related due to distinctive physical characteristics. This article explains Down syndrome and how it is diagnosed.
22 lis 2023 · The symptoms of Down syndrome vary from person to person, and people with Down syndrome may have different problems at different times of their lives. Physical Symptoms. Common physical signs of Down syndrome include 1, 2: Decreased or poor muscle tone; Short neck, with excess skin at the back of the neck; Flattened facial profile and nose
28 lis 2023 · Down syndrome (sometimes called Down’s syndrome) is a condition in which a child is born with an extra copy of their 21st chromosome — hence its other name, trisomy 21.
Down syndrome or Down's syndrome, [12] also known as trisomy 21, is a genetic disorder caused by the presence of all or part of a third copy of chromosome 21. [3] It is usually associated with developmental delays, mild to moderate intellectual disability , and characteristic physical features.
20 cze 2023 · Down syndrome is a lifelong genetic condition that begins to have effects before birth and can significantly impact many aspects of a person’s life. People who have Down syndrome can experience physical effects as well as cognitive challenges.
31 paź 2024 · Down syndrome, congenital disorder caused by the presence in the human genome of extra genetic material from chromosome 21. The physical features of Down syndrome were first described in 1866 by British physician John Langdon Down. Learn more about the types, symptoms, and diagnosis of Down syndrome.
