Autism Spectrum Disorder ( Asd )

1386 Words Nov 9th, 2016 6 Pages
Autism Spectrum Disorder (ASD) refers to a group of neurodevelopmental disorders characterized by impairments in social interaction and communication, as well as behaviors (e.g. movements, interests and activities) that are restricted and repetitive1,2. The Diagnostic and Statistical Manual of Mental Disorders (DSM), which was updated in 2013 (DSM-V), is used in the United States to diagnose ASD. DSM-V converts previously separate diagnoses (autistic disorder, childhood disintegrative disorder, pervasive developmental disorder – not otherwise specified, and Asperger disorder) into one single diagnosis3. There is significant clinical heterogeneity within ASD in both presence and severity of symptoms, which can lead to confusion and difficulty determining proper treatment. This paper will serve as a guide for healthcare practitioners and will examine ASD in detail, including general information, subjective and objective findings, diagnostic information and treatment.
General Information
Incidence and Prevalence Numerous studies have examined the prevalence of ASD although estimates of prevalence vary due to study methodology, population, and criterion used to define ASD4. Despite these variances, the prevalence of ASD in numerous countries has been increasing since the 1970s, especially starting in the mid-1990s1. In the decades prior to the 1990s, most studies estimated the prevalence of autism and ASD to be respectively 0.4 per 1000 and 0.5 per 10005. This increased…

More about Autism Spectrum Disorder ( Asd )

Open Document