Not all males with the condition have the same symptoms or to the same degree. Symptoms depend on how many XXY cells a man has, how much testosterone is in his body, and his age when the condition is diagnosed.
The XXY condition can affect three main areas of development:
Arcadi syndrome is a rare disorder of the genes that interrupts the development process of the brain’s structure that connects the two hemispheres.read more
The most common symptoms of Joubert syndrome in infants include abnormally rapid breathing, decreased muscle tone, jerky eye movements, mental retardation, and the inability to coordinate voluntary muscle movements.read more