Williams syndrome: symptoms, causes and treatment - yes, therapy helps!

Williams syndrome causes, symptoms, life expectancy, diagnosis & treatment

Williams syndrome: Video, Causes, & Meaning | Osmosis

Watch how to sign 'overly' in American Sign Language.

This is Merrick he’s 11 now and last year we found out he has Sanfilippo syndrome. It’s a progressive neurodegenerative disease —basically dementia in children. For the past 10 years on the weekend after Thanksgiving we have gone to a local farm to get a tree. This year it doesn’t feel possible because Merrick is in a phase of the disease where kids are extremely impulsive and destructive. We had been hoping a promising gene therapy treatment would be available to him earlier this year. But it’s