What is Superman Syndrome?
Superman syndrome, also known as 47, XYY, is a condition classified as chromosomal aneuploidy (which is an abnormality in the structure and/or number of chromosomes) in which an extra Y chromosome appears in males.
How does XYY syndrome affect the body?
47, XYY syndrome is associated with an increased risk of learning difficulties and delayed development of language and linguistic skills. Affected children may have delayed development of motor skills (such as sitting and walking) or low muscle tone (hypotonia).
What are the symptoms of Superman syndrome?
XYY syndrome is a genetic disorder that occurs when a man has an extra copy of the Y chromosome in each of his cells (XYY). Sometimes this mutation is only present in certain cells. Males with XYY syndrome have 47 chromosomes due to an extra Y chromosome.
Does Superman syndrome hurt?
47, XYY syndrome is associated with an increased risk of learning difficulties and delayed development of language and linguistic skills. Affected children may have delayed development of motor skills (such as sitting and walking) or low muscle tone (hypotonia).
How to get Superman syndrome?
XYY syndrome is a genetic disorder that occurs when a man has an extra copy of the Y chromosome in each of his cells (XYY). Sometimes this mutation is only present in certain cells. Males with XYY syndrome have 47 chromosomes due to an extra Y chromosome.
What is Superman Syndrome?
Superman syndrome, also known as 47, XYY, is a condition classified as chromosomal aneuploidy (which is an abnormality in the structure and/or number of chromosomes) in which an extra Y chromosome appears in males.
What happens to the body in XYY syndrome?
47, XYY syndrome is associated with an increased risk of learning difficulties and delayed development of language and linguistic skills. Affected children may have delayed development of motor skills (such as sitting and walking) or low muscle tone (hypotonia).
How common is Superman syndrome?
Affected Populations
XYY syndrome is a rare chromosomal abnormality that occurs at birth and affects only boys. This is estimated to occur in about 1 in 1,000 births.
Can Superman syndrome be cured?
How is XYY syndrome treated? There is no cure for XYY syndrome, but there are treatment options that can help control certain symptoms. Seeking services early is important and can greatly improve your ability to help your child lead a healthier and more productive life.
x and y can have children?
Although many men with this condition are taller than average, chromosomal changes sometimes do not cause unusual physical characteristics. Most men with 47, XYY syndrome have normal production of the male sex hormone testosterone, normal sexual development, and are usually able to father children. 8
What is the cause of XYY syndrome?
XYY syndrome is a rare chromosomal abnormality that affects males. This is due to the presence of an extra Y chromosome. Males usually have one X and one Y chromosome, but people with this syndrome have one X and two Y chromosomes.
What if you have 2 Y chromosomes?
XYY syndrome is a genetic disorder in which a male has an extra Y chromosome. There are usually few symptoms. These can include being taller than average, acne, and a higher risk of learning difficulties. In all other respects, the person is typical, including typical fertility rates.