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47 XYY syndrome: A genetic condition where males have an extra Y chromosome in each of their cells. Normally male cells have one X and one Y chromosome. This is not usually an inherited condition but a defect that occurs during cell division. Often the condition is asymptomatic. More detailed information about the symptoms, causes, and treatments of 47 XYY syndrome is available below.
See full list of 14 symptoms of 47 XYY syndrome
Read more about complications of 47 XYY syndrome.
Research the causes of these diseases that are similar to, or related to, 47 XYY syndrome:
See full list of 6 occasional symptoms of 47 XYY syndrome
Medical research articles related to 47 XYY syndrome include:
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Visit our research pages for current research about 47 XYY syndrome treatments.
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Genetic disorder that produces tall and in many cases disturbed behavioral males due to XYY karyotype. - (Source - Diseases Database)
47 XYY syndrome is listed as a "rare disease" by the Office of
Rare Diseases (ORD) of the National Institutes of Health
(NIH). This means that 47 XYY syndrome, or a subtype of 47 XYY syndrome,
affects less than 200,000 people in the US population.
Source - National Institutes of Health (NIH)
Ophanet, a consortium of European partners,
currently defines a condition rare when it affects 1 person per 2,000.
They list 47 XYY syndrome as a "rare disease".
Source - Orphanet
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