Williams Syndrome Deletion – Why?

If you’ve ever entered “Williams Syndrome” into an internet search engine you’ve probably also received an answer that describes it as a complex condition caused by a microdeletion of a small number of genes from one copy of Chromosome 7, but what does that mean? Williams Syndrome Genetics The many possible symptoms of Williams Syndrome […]

Williams syndrome – a description from Wikipedia

Williams syndrome (WS or WMS; also Williams–Beuren syndrome or WBS) is a rare neurodevelopmental disorder caused by a deletion of about 26 genes from the long arm of chromosome 7. It is characterized by a distinctive, "elfin" facial appearance, along with a low nasal bridge; an unusually cheerful demeanor and ease with strangers;