47, XYY syndrome

What is 47, wholesale jerseys china XYY syndrome?

This chromosomal abnormality occurs in around 1 in 1000 boys. It occurs when there is an extra Y chromosome. Yan Their physical and mental makeup does not differ from the normal 46, XY male.

What are the signs and symptoms of 47, XYY syndrome?

There are no overt signs and symptoms. On average 47,XYY men Oakleys sunglasses Outlet may grow several centimeters taller than their siblings nfl jerseys china or parents. Associated are delayed discount football jerseys speech and language skills. Testosterone levels are nfl jerseys cheap identical with that of normal boys and men.

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