Autism Tied to Fourfold Higher Rate of Parkinsonism - Medscape

A large US study found that middle-aged and older adults with autism spectrum disorder have more than twice the rate of parkinsonism compared to those without the disorder, even after accounting for medications that can cause Parkinson-like symptoms. The increased risk was particularly pronounced in those with both autism and intellectual disability, with newly diagnosed parkinsonism rates being up to five times higher than in control groups. These findings highlight the need for careful tracking of motor symptoms over time to distinguish between longstanding challenges and new neurological conditions.

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All articles from 3 November 2026. Summaries are AI-generated and may contain errors; the linked article is the authority.