22q11.2 deletion syndrome (22q11.2DS) is a genetic disorder that can affect many parts of the body, including the heart, immune system and development.
It may present at birth, in childhood or older. Common symptoms include congenital heart defects, palatal abnormalities, an impaired immune system, characteristic facial features and learning difficulties, but these vary widely.
About one in 6,000 people are born with 22q11.2DS. Occurrences of 22q11.2DS are present across all racial groups and it affects both genders equally.