Genetic Differences in Autism Subtypes and Diagnosis Age
TL;DR
A large international study found that autism diagnosed early in childhood has distinct genetic and developmental profiles compared to autism diagnosed later, with early diagnosis linked to social difficulties from a young age and later diagnosis associated with increased risks of depression and mental health issues, suggesting autism is a spectrum with multiple underlying biological pathways.
- Early vs. Late Autism Diagnoses Linked to Distinct Genetic Profiles Neuroscience News
- Polygenic and developmental profiles of autism differ by age at diagnosis Nature
- Different forms of autism may exist, not only different severities, genetic study shows NBC News
- Autism’s genetic roots differ by age of diagnosis, scientists find Financial Times
- Autism may have subtypes that are genetically distinct from each other New Scientist
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