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- XYY syndrome - Wikipedia
XYY syndrome, also known as Jacobs syndrome, is an aneuploid genetic condition in which a male has an extra Y chromosome [1] There are usually few symptoms [2] These may include being taller than average and an increased risk of learning disabilities [1] [2] The person is generally otherwise normal, including typical rates of fertility [1]
- 47,XYY Syndrome (Jacobs Syndrome) - Cleveland Clinic
47,XYY syndrome (Jacobs syndrome) is a rare condition in which males have an additional Y chromosome in their genetic code XYY syndrome often goes undiagnosed due to a lack of obvious symptoms Learn more
- XYY Syndrome | Nemours KidsHealth
What Is XYY Syndrome? XYY syndrome is a genetic condition found in males only About 1 in 1,000 boys have it Boys with XYY syndrome — also known as 47,XYY — might be taller than other boys
- XYY Syndrome | Male Chromosome Disorder
XYY syndrome is a rare chromosomal disorder that affects males It is caused by the presence of an extra Y chromosome Males normally have one X and one Y chromosome
- 47,XYY syndrome | About the Disease | GARD - Genetic and Rare . . .
47, XYY syndrome is a syndrome (group of signs and symptoms) that affects males For some males with this syndrome, signs and symptoms are barely noticeable For others, signs and symptoms may include learning disabilities, speech delay, low muscle tone (hypotonia), and being taller than expected 47, XYY syndrome is caused by having an extra
- XYY - Unique
How do we know about XYY? If most boys and men with XYY are never diagnosed, how do we know about the impact of the extra Y chromosome? Published studies examine different groups of boys and men with XYY: Screening studies of newborn babies in which babies found to have XYY were followed up into adulthood Follow-up studies of babies
- What Is XYY Syndrome? - Verywell Health
XYY syndrome (Jacobs syndrome or 47,XYY) is a genetic condition that occurs when a person assigned male at birth is born with an extra copy of the Y chromosome in some or all of their cells Males are usually born with one X and one Y chromosome
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