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Williams Syndrome

Also known as: Williams-Beuren syndrome.

What is Williams syndrome?

Williams syndrome is a rare genetic disorder that causes short stature, developmental delay, unique facial features and growth delays, among many other symptoms including heart problems.

What causes Williams syndrome?

Williams syndrome is caused by a genetic mutation. In most cases, this mutation occurs randomly for no known reason, though it can also be hereditary and passed along from parents to children.

What are the symptoms of Williams syndrome?

A wide range of different symptoms can occur with Williams syndrome. Some of the symptoms include:

What are Williams syndrome care options?

There is no cure for Williams syndrome. Different medications, therapies and surgeries may be appropriate treatment depending on which of the many different symptoms are present with the disease.

Reviewed by: Parul B Jayakar, MD

This page was last updated on: September 16, 2025 12:32 PM

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