DiGeorge syndrome is a rare genetic disease. It is present at
birth. This genetic disease can cause a wide range of symptoms
and health problems. Some may have mild symptoms while other are
severe. People with complete DiGeorge syndrome have no thymus or
parathyroid glands. The thymus plays an important role in the
immune system. The parathyroid glands help control calcium in
the blood and body. Thyroid and Parathyroid Glands Copyright ©
Nucleus Medical Media, Inc. Physical features of DiGeorge are
present at birth. These features do not worsen with age. They
may include: - Elongated face - Almond-shaped eyes - Wide nose -
Small ears - Small head Other symptoms may include: - Weak
muscles - Short height - Tapered and hyperextensible fingers -
Learning difficulties DiGeorge may also be associated with other
health issues such as: - Immune deficiency leading to increased
infections - Heart defects - Increased incidence of psychiatric
disorders Occasional abnormalities include structural brain
defects, , umbilic