Phelan-McDermid syndrome

(From l to r) Megan and Shannon O’Boyle. Shannon O’Boyle suffers from Phelan-McDermid syndrome, a rare condition that can cause autism, epilepsy and intellectual disabilities.

 

Photo Credit: Courtesy of Megan O’Boyle.

 

National Center for Advancing Translational Sciences (NCATS)

National Institutes of Health

 

rarediseases.info.nih.gov/

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