Those with XYY can expect to have a good long-term outlook. Boys can do well in school and in building relationships, while adults with the syndrome can have successful careers and families. There is no treatment for XYY syndrome, and it is a lifelong condition. However, boys and men with XYY can live normal lives and seek help for particular symptoms, such as learning or developmental delays through speech therapy, occupational therapy, or other assistance. There is no treatment for XYY syndrome.
However, medication and therapies can help with symptoms and complications of the condition. While medication cannot treat XYY syndrome, some medications can be used to treat conditions related to the syndrome.
A person with XYY syndrome can get help with any learning or developmental delays through speech therapy, occupational therapy, or other assistance. Because most cases of XYY syndrome are not inherited, and the syndrome occurs randomly in pregnancies of women from all ages and ethnic backgrounds, it cannot be prevented.
The closest disorders associated with XYY syndrome are other conditions that include sex chromosome abnormalities, such as Klinefelter syndrome , which is a group of chromosomal disorders in males in which one or more extra X chromosomes are present. Other disorders that share similar symptoms to XYY syndrome, but have different molecular causes, include:. Reliable health resources can be helpful for finding information and support for XYY syndrome.
Many organizations provide educational materials and can help you find doctors who specialize in symptoms related to the syndrome.
There are also online communities that offer support as well as practical advice and tips. People with XYY syndrome can — and very often do — live completely normal lives with the condition. If it is diagnosed, however, individuals with XYY syndrome can find the help they might need.
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It can result from external factors, such as diet, or genetic factors. Treatment will…. Health Conditions Discover Plan Connect. What causes XYY syndrome? What are the symptoms of XYY syndrome? How is XYY syndrome diagnosed? Although many males with this condition are taller than average, the chromosomal change sometimes causes no unusual physical features.
Most males with 47,XYY syndrome have normal production of the male sex hormone testosterone and normal sexual development, and they are usually able to father children. Affected boys can have delayed development of motor skills such as sitting and walking or weak muscle tone hypotonia.
Other signs and symptoms of this condition include hand tremors or other involuntary movements motor tics , seizures, and asthma. Males with 47,XYY syndrome have an increased risk of behavioral, social, and emotional difficulties compared with their unaffected peers. Physical features related to 47,XYY syndrome can include increased belly fat, a large head macrocephaly , unusually large teeth macrodontia , flat feet pes planus , fifth fingers that curve inward clinodactyly , widely spaced eyes ocular hypertelorism , and abnormal side-to-side curvature of the spine scoliosis.
These characteristics vary widely among affected boys and men. This condition occurs in about 1 in 1, newborn boys. Many affected males are never diagnosed or not diagnosed until later in life. People normally have 46 chromosomes in each cell. Two of the 46 chromosomes, known as X and Y, are called sex chromosomes because they help determine whether a person will develop male or female sex characteristics. As a result of the extra Y chromosome, each cell has a total of 47 chromosomes instead of the usual It is unclear why an extra copy of the Y chromosome is associated with tall stature, learning problems, and other features in some boys and men.
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