Search results
Results from the WOW.Com Content Network
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.
Developmental disability is a diverse group of chronic conditions, comprising mental or physical impairments that arise before adulthood. Developmental disabilities cause individuals living with them many difficulties in certain areas of life, especially in "language, mobility, learning, self-help, and independent living". [1]
Neurodevelopmental disorders are a group of mental conditions affecting the development of the nervous system, which includes the brain and spinal cord.According to the American Psychiatric Association Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, published in 2013, these conditions generally appear in early childhood, usually before children start school, and can ...
John Langdon Haydon Down (18 November 1828 – 7 October 1896) was a British physician best known for his description of the genetic condition now known as Down's or Down syndrome, which he originally classified in 1862.
The term special needs is a short form of special education needs [12] [13] and is a way to refer to students with disabilities, in which their learning may be altered or delayed compared to other students. [14]
Developmental delay is prevalent in approximately 1-3% of children under the age of 5 worldwide. [5] According to a systematic analysis done for a conducted study in 2016, there are approximately 52.9 million children worldwide under the age of 5 that are affected by some type of developmental delay or delayed milestone.
The second, combined with a normal gamete from the other parent, gives rise to a typical child. The third leads to a translocation Down syndrome child. The last becomes a translocation carrier, like the parent. Translocation Down syndrome is often referred to as familial Down syndrome. It is the cause of about 4.5% of the observed Down ...
Published in 1994, the book chronicles the friendship of Jason Kingsley and Mitchell Levitz. The book was edited in part by Jason Kingsley's mother, Emily Kingsley.The stories were based on 50 transcripts of conversations where the two express their ideas on various issues including friendship, marriage, sexual relationships, politics, jobs, finance and independence from their families.