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Conditions comorbid to autism. Autism spectrum disorder (ASD) is a neurodevelopmental disorder that begins in early childhood, persists throughout adulthood, and affects two crucial areas of development: social communication and restricted, repetitive patterns of behavior. [1] There are many conditions comorbid to autism spectrum disorder, such ...
Diagnosis of autism. The diagnosis of autism is based on a person's reported and directly observed behavior. [1] There are no known biomarkers for autism spectrum conditions that allow for a conclusive diagnosis. [2] In most cases, diagnostic criteria codified in the World Health Organization's International Classification of Diseases (ICD) or ...
A 2003 review of epidemiological studies of children found autism rates ranging from 0.03 to 4.84 per 1,000, with the ratio of autism to Asperger syndrome ranging from 1.5:1 to 16:1; [145] combining the geometric mean ratio of 5:1 with a conservative prevalence estimate for autism of 1.3 per 1,000 suggests indirectly that the prevalence of AS ...
Frequency. One in 100 people (1%) worldwide [ 9 ][ 10 ] Autism, also called autism spectrum disorder[ a ] (ASD), is a neurodevelopmental disorder characterized by symptoms of deficient reciprocal social communication and the presence of restricted, repetitive, and inflexible patterns of behavior. Autism generally affects a person's ability to ...
Prognosis of autism. There is currently no evidence of a cure for autism. [1][2] The degree of symptoms can decrease, occasionally to the extent that people lose their diagnosis of autism; [3][4] this occurs sometimes after intensive treatment [5] and sometimes not. It is not known how often this outcome happens, [6] with reported rates in ...
Antipsychotics, antidepressants, stimulants (associated symptoms) [8][9][10] High-functioning autism (HFA) was historically an autism classification to describe a person who exhibited no intellectual disability but had some difficulty in communication, emotion recognition, expression, and/or social interaction. [11][12][13] However, many in ...
Mold illness isn’t easy to define, and the path from home mold growth to debilitating chronic health symptoms is complicated. But often the story starts like this: Moisture in a home can cause ...
Prenatal viral infection has been called the principal non-genetic cause of autism. Prenatal exposure to rubella or cytomegalovirus activates the mother's immune response and may greatly increase the risk for autism in mice. [71] Congenital rubella syndrome is the most convincing environmental cause of autism. [72]