Supravalvular aortic stenosis (SVAS) is the major cardiac lesion of Williams Syndrome (WS). WS also has features of mental retardation (MR), characteristic facies and variable hypercalcemia in ...

Williams syndrome is a rare genetic condition that ... talks about food and dogs, and makes silly faces, which is something he finds hilarious. They also send "code red" texts, calling each ...

But the rest of her world is not perfect. Gloria is affected by a rare genetic disorder called Williams syndrome. With an IQ of about 55, Gloria literally cannot subtract three from five or make ...