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High-functioning autism is characterized by features similar to those of Asperger syndrome. The defining characteristic recognized by psychologists is a significant delay in the development of early speech and language skills, before the age of three years. [ 12 ]
Autism therapies. A three-year-old with autism points to fish in an aquarium, as part of an experiment (2004) on the effect of intensive shared-attention training on language development. [ 1] Autism therapies include a wide variety of therapies that help people with autism, or their families. Such methods of therapy seek to aid autistic people ...
Asperger syndrome ( AS ), also known as Asperger's syndrome or Asperger's, is a term formerly used to describe a neurodevelopmental condition characterized by significant difficulties in social interaction and nonverbal communication, along with restricted, repetitive patterns of behavior and interests. [ 5]
Catatonia is a complex neuropsychiatric behavioral syndrome that is characterized by abnormal movements, immobility, abnormal behaviors, and withdrawal. [2] [3] The onset of catatonia can be acute or subtle and symptoms can wax, wane, or change during episodes.
The most common reason parents reported as the cause of lost ASD diagnosis was new information about the child (73.5%), such as a replacement diagnosis. Other reasons included a diagnosis given so the child could receive ASD treatment (24.2%), ASD treatment success or maturation (21%), and parents disagreeing with the initial diagnosis (1.9%).
The pathophysiology of autism is the study of the physiological processes that cause or are otherwise associated with autism spectrum disorders . Autism's symptoms result from maturation-related changes in various systems of the brain. [1] How autism occurs is not yet well understood. Its mechanism can be divided into two areas: the ...
Heritability of autism. The heritability of autism is the proportion of differences in expression of autism that can be explained by genetic variation; if the heritability of a condition is high, then the condition is considered to be primarily genetic. Autism has a strong genetic basis. Although the genetics of autism are complex, autism ...
The Treatment and Education of Autistic and Related Communication Handicapped Children (TEACCH) philosophy recognizes autism as a lifelong condition and does not aim to cure but to respond to autism as a culture. [2] Core tenets of the TEACCH philosophy include an understanding of the effects of autism on individuals; use of assessment to ...