Klinefelter syndrome | Healthy Male

Klinefelter syndrome, also known as 47,XXY, is a genetic condition where you have an extra X chromosome. It’s congenital, which means that you’re born with it.
Klinefelter syndrome is a common chromosomal disorder, affecting one in 550 men. However, many people with Klinefelter syndrome are never diagnosed.
For more information on Klinefelter syndrome and other male reproductive and sexual health conditions, visit www.healthymal....
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