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Is Rett Syndrome an autistic spectrum disorder?

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Rett syndrome used to be grouped among spectrum disorders. But now that it’s known to be caused by a genetic mutation, it’s no longer considered an ASD.

SOURCES:

National Institute of Mental Health: "Autism Spectrum Disorders."

National Institute of Neurological Disorders and Stroke: "Asperger Syndrome Fact Sheet."

Journal of the American Academy of Child & Adolescent Psychiatry: “Specifying PDD-NOS: A Comparison of PDD-NOS, Asperger Syndrome, and Autism.”

Psychiatric Clinics of North America: “The autistic spectrum: subgroups, boundaries, and treatment.”

Spectrum: “Reclassification of Rett syndrome diagnosis stirs concerns.”

Rettsyndrome.org: “What is Rett Syndrome?”

Autism Speaks: “Asperger Syndrome,” “About Autism: Why Was My Child Diagnosed with Autism? And What Does It Mean?”

Centers for Disease Control: “Facts About ASD.”

Reviewed by Roy Benaroch on November 19, 2016

SOURCES:

National Institute of Mental Health: "Autism Spectrum Disorders."

National Institute of Neurological Disorders and Stroke: "Asperger Syndrome Fact Sheet."

Journal of the American Academy of Child & Adolescent Psychiatry: “Specifying PDD-NOS: A Comparison of PDD-NOS, Asperger Syndrome, and Autism.”

Psychiatric Clinics of North America: “The autistic spectrum: subgroups, boundaries, and treatment.”

Spectrum: “Reclassification of Rett syndrome diagnosis stirs concerns.”

Rettsyndrome.org: “What is Rett Syndrome?”

Autism Speaks: “Asperger Syndrome,” “About Autism: Why Was My Child Diagnosed with Autism? And What Does It Mean?”

Centers for Disease Control: “Facts About ASD.”

Reviewed by Roy Benaroch on November 19, 2016

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What is Rett syndrome?

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