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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 ...
Classic autism, also known as childhood autism, autistic disorder, (early) infantile autism, infantile psychosis, Kanner's autism, Kanner's syndrome, or (formerly) just autism, is a neurodevelopmental condition first described by Leo Kanner in 1943. It is characterized by atypical and impaired development in social interaction and communication ...
One in 100 people (1%) worldwide [ 9] Autism, also called autism spectrum disorder[ a] ( ASD) or autism spectrum condition ( ASC ), [ 10] is a neurodevelopmental disorder characterized by symptoms of deficient reciprocal social communication and the presence of restricted, repetitive, and inflexible patterns of behavior that are impairing in ...
Mixed receptive-expressive language disorder (DSM-IV 315.32) [ 1] is a communication disorder in which both the receptive and expressive areas of communication may be affected in any degree, from mild to severe. [ 2] Children with this disorder have difficulty understanding words and sentences. This impairment is classified by deficiencies in ...
Hans Asperger. 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]
1 in 12,000 to 20,000 people [6] Angelman syndrome ( AS ) is a genetic disorder that mainly affects the nervous system . [ 6 ] Symptoms include a small head and a specific facial appearance, severe intellectual disability , developmental disability , limited to no functional speech, balance and movement problems, seizures, and sleep problems. [ 6 ]
The history of autism spans over a century; [ 1] autism has been subject to varying treatments, being pathologized or being viewed as a beneficial part of human neurodiversity. [ 2] The understanding of autism has been shaped by cultural, scientific, and societal factors, and its perception and treatment change over time as scientific ...
9q34 deletion syndrome is a rare genetic disorder. Terminal deletions of chromosome 9q 34 have been associated with childhood hypotonia, a distinctive facial appearance and developmental disability. The facial features typically described include arched eyebrows, small head circumference, midface hypoplasia, prominent jaw and a pouting lower lip.