Natural History of Williams Syndrome and other Chromosome 7q11 Variants

7q11: aims to better understand how the genetic variations associated with WS are associated with physical manifestations. The study collects natural history information and creates a biobank for participating individuals with WS, 7dup syndrome and their relatives. All individuals diagnosed with WS or other variants in the 7q11 chromosome region and their family members are eligible. To learn more please call (888) 7-ACE-4-WS or email aceforws@pennmedicine.upenn.edu.