Rare Autism-Linked Syndrome Is Far More Common Than Scientists Thought

A large genetic analysis suggests that Phelan-McDermid syndrome may affect far more people than previously recognized. For some families, a genetic diagnosis can explain years of medical, developmental, and behavioral challenges. But many people with Phelan-McDermid syndrome (PMS) may still have no idea that they carry the condition. Researchers led by the Seaver Autism Center [...]