Autism Spectrum Disorder ( Autism ) Essay

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The disorders listed under the umbrella of Autism Spectrum Disorder, were once listed as autism and subtypes of autism. This was changed in 2013 when The Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5) was published, and they were listed under the umbrella of Autism Spectrum Disorder. There are five disorders listed under the umbrella of Autism Spectrum Disorder: Autistic Disorder, Asperger’s Syndrome, Childhood Disintegrative Disorder, Rett Syndrome and Pervasive Developmental Disorder- Not Otherwise Specified. Autism Spectrum Disorder is defined by two categories, impaired social communication and/or interaction, and restricted and/or repetitive behaviors, interests, and activities (Allen & Cowdery, 2015, p. 191). Autism Spectrum Disorders are characterized, in varying degrees, by difficulties in social interaction, verbal and nonverbal communication and repetitive behaviors. The Center for Disease Control and Prevention’s latest statistics stated that about one in eighty-eight children have an Autism Spectrum Disorder (Allen & Cowdery, 2015, p. 192). Autistic Disorder Autistic Disorder, also known as autism, was first described by Dr. Leo Kanner in 1943, he reported eleven children who exhibited an apparently congenital lack of interest in other people. The most obvious signs of autism and symptoms of autism tend to emerge between two and three years of age. Signs of autism include no big smiles or other warm joyful expressions by six months

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