It can occur in all ethnic groups and has been identified in countries throughout the world. It is likely that the elastin gene deletion accounts for many of the physical features to Williams Syndrome. The extent of these deletions may vary among individuals. In most families the child with Williams syndrome is the only one to have the condition in his or her entire extended family. Your doctor can obtain a blood test to confirm the clinical diagnosis of Williams syndrome.
Facial features become more apparent with age.
Dental Abnormalities Slightly small, widely spaced teeth are common in children with Williams syndrome. Most of these dental changes are readily amendable to orthodontia correction. Typical Body Structure Sloping shoulders, elongated neck, protruding abdomen and distinguishable gait. Broad range of degree of narrowing. A slightly increased frequency in kidneys, bladder, renal functions.