DiGeorge syndrome is a rare genetic disease present at birth and is associated with recurrent infection, heart defects, and characteristic facial features (see below). People with complete DiGeorge syndrome have no thymus or parathyroid glands.
DiGeorge syndrome is caused by a deletion of several genes from chromosome 22. Genes are blueprints for the body's development. The material lost in the deletion is required for the normal development of the thymus and related glands.
A risk factor is something that increases your chance of getting a disease or condition.
Maternal diabetes is thought to increase the risk of DiGeorge syndrome.
Features of DiGeorge syndrome are present at birth and do not worsen with age. Features may include:
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