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What are the signs of intellectual and development disabilities …
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About Intellectual and Developmental Disabilities (IDDs)
2012年8月12日 · Intellectual disability 1 starts any time before a ... or adult and starts to show symptoms or lose ...
Intellectual and Developmental Disabilities (IDDs) - NICHD
2020年8月25日 · The diagnosis of an intellectual disability is typically made through a test of intelligence or cognition, often assessed by the range of scores on an Intelligence Quotient (IQ) test. 1 This type of test will help the health care provider examine the abilities of a person to learn, think, solve problems, and make sense of the world. 2 Average ...
Down Syndrome - NICHD - Eunice Kennedy Shriver National …
2023年11月22日 · Down syndrome is a set of cognitive and physical symptoms that result from having an extra chromosome 21 or an extra piece of that chromosome. It is the most common chromosomal cause of mild to moderate intellectual disabilities. People with Down syndrome are at risk for several other health conditions.
What are the symptoms of Down syndrome? - NICHD
Intellectual and Developmental Symptoms. Cognitive impairment, or problems with thinking and learning, is common in people with Down syndrome and usually ranges from mild to moderate. Only rarely is Down syndrome associated with severe cognitive impairment. 1. Other common cognitive and behavioral problems may include 1, 2, 3: Short attention span
Fragile X Syndrome - NICHD - Eunice Kennedy Shriver National …
2013年11月7日 · Symptoms are often milder in females than in males. Intelligence and learning. Many people with Fragile X have problems with intellectual functioning. These problems can range from the mild, such as learning disorders or problems with mathematics, to the severe, such as an intellectual or developmental disability.
What are some signs of learning disabilities? - NICHD
2017年3月6日 · Many children have trouble reading, writing, or performing other learning-related tasks at some point. This does not mean they have learning disabilities. A child with a learning disability often has several related signs, and they don’t go away or get better over time. The signs of learning disabilities vary from person to person. Please note that the generally …
Fragile X Syndrome | NICHD - NICHD - Eunice Kennedy Shriver …
2021年8月5日 · The genetic disorder Fragile X syndrome, which results from mutations in a gene on the X chromosome, is the most commonly inherited form of developmental and intellectual disability. Fragile X Syndrome | NICHD - Eunice Kennedy Shriver National Institute of Child Health and Human Development
Phenylketonuria (PKU) - NICHD - Eunice Kennedy Shriver National ...
2023年12月21日 · Missed cases are considered to be extremely rare. Because of these rare cases, health professionals recommend PKU testing if a person of any age has developmental delays or an intellectual disability. 5. Testing During Pregnancy. A pregnant woman can request a prenatal DNA test to learn whether their child will be born with PKU.
Down Syndrome | NICHD - NICHD - Eunice Kennedy Shriver …
2023年11月30日 · Down syndrome is a set of cognitive and physical symptoms that result from having an extra chromosome 21 or an extra piece of that chromosome. It is the most common chromosomal cause of mild to moderate intellectual disabilities. People with Down syndrome also have some distinct physical features, such as a flat-looking face, and they are at risk for a …