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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. It discusses Down syndrome's causes, the physical and cognitive effects of the disorder, and what it means for people living with it.
Down syndrome is a genetic condition where a person is born with an extra copy of chromosome 21. This means that they have a total of 47 chromosomes instead of 46. This can affect how their brain and body develop. People diagnosed with Down syndrome have happy and healthy lives with supportive care.
Down syndrome is a genetic disorder caused when abnormal cell division results in an extra full or partial copy of chromosome 21. This extra genetic material causes the developmental changes and physical features of Down syndrome. Down syndrome varies in severity among individuals, causing lifelong intellectual disability and developmental delays.
Key points. Down syndrome is a genetic condition where a person is born with an extra chromosome. This can affect how their brain and body develop. People diagnosed with Down syndrome can lead healthy lives with supportive care.
People with Down syndrome have an extra chromosome that impacts their looks and their ability to think, learn, and reason. Discover the type, causes, and kinds of effects it can have.
Down syndrome is a genetic disorder characterized by distinctive facial and physical features, developmental delays, mild to moderate intellectual disability, and an increased risk of many diseases and disorders, including heart disease, epilepsy, Alzheimer's disease, and infertility.
Down syndrome is the most common genetic condition in the United States. We’ll explain the causes, symptoms, and outlook of this condition.
People with Down syndrome may have these physical characteristics: a small chin, epicanthic folds, low muscle tone, a flat nasal bridge, and a protruding tongue. A protruding tongue is caused by low tone and weak facial muscles, and often corrected with myofunctional exercises. [39] .
Symptoms of Down syndrome may include: Distinctive facial features. Mild to moderate intellectual disabilities. Heart, kidney and thyroid issues. Numerous respiratory infections, from colds to bronchitis and pneumonia. Skeletal abnormalities, including spine, hip, foot and hand disorders. Flexible joints and weak, floppy muscles. Overly quiet baby.
Symptoms. Screening. Living With Down Syndrome. 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.