Williams Syndrome

Definition

A rare congenital (present from birth) genetic disorder that results in physical and developmental delays and problems.

Description

Williams syndrome (WS) is sometimes also referred to as Williams-Beuren syndrome. The disorder was first described by J. C. P. Williams of New Zealand in 1961. WS is a genetic disorder that can be inherited but often arises through spontaneous change in a chromosome (mutation). Children with WS usually have a variety of physical problems, especially problems with hearts defects. They have "elfin" faces and usually are of short stature. Children with WS are often overfriendly and have varying intellectual disabilities, with relatively good skills in music and language.

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