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Acquired Autism



The sudden presence of autism at 18 months of age following typical development.


Acquired autism is distinguished from autistic disorder, a neurodevelopmental disorder present at birth and detected through the observation of delays in language, social, and vestibular development. Acquired autism is observed when a child develops normally and then "regresses" or appears to develop autism around 18 months of age. Children receive the measles, mumps, rubella (MMR) vaccine around this age and a small body of research suggests the disorder is related to the MMR vaccine. However, a larger set of data