Brain enlargement may be linked to symptom severity in kids with autism spectrum disorder - eviltoast
Social and communication symptoms appear to be more severe in children who display brain overgrowth on MRI scans.

Brain enlargement may be linked to symptom severity in kids with autism spectrum disorder

Specifically, social and communication symptoms appear to be more severe in children who display brain overgrowth on MRI scans. Experts believe this overgrowth may be associated with alterations in the activity of the Ndel1 enzyme, which is related to embryonic neuron differentiation and migration.

Study: https://molecularautism.biomedcentral.com/articles/10.1186/s13229-024-00602-8