Do men with Klinefelter have small penises?
Affected men typically have (in decreasing order of frequency): infertility, small testes, decreased facial hair, gynecomastia, decreased pubic hair, and a small penis (Table 1). 2 Because of their long legs, men with Klinefelter syndrome often are taller than predicted based on parental height.
Do all people with Klinefelter syndrome have small testes?
Boys and men with Klinefelter syndrome typically have small testes that produce a reduced amount of testosterone (primary testicular insufficiency). Testosterone is the hormone that directs male sexual development before birth and during puberty.
Why are people with Klinefelter tall?
From early school age, boys with Klinefelter’s syndrome tend to be taller (increased leg length) because testosterone normally stops boys growing after puberty. This increase in height is maintained throughout life. Patients with Klinefelter’s syndrome may have reduced coordination compared with other boys.
Are Klinefelters intersex?
Therefore, according to the NZKA, not all XXY individuals will develop Klinefelter Syndrome, for the Syndrome is simply a form of male hypogonadism, caused by a lack of testosterone: thus XXY is not an intersex condition.
Can females have Klinefelter syndrome?
Klinefelter syndrome affects males only; females cannot have it. Klinefelter syndrome results from a genetic abnormality in which males have an extra copy of the X chromosome. Instead of the usual XY chromosomes, males with Klinefelter syndrome have an XXY pattern.
How long can a person live with Klinefelter’s syndrome?
Prognosis for Klinefelter Syndrome In general, life expectancy is normal. Some research has found that life expectancy for men with the condition may be a year or two less than those without it because of other health problems linked to Klinefelter.
Which parent causes Klinefelter syndrome?
Klinefelter syndrome is not caused by anything the parents did or did not do. The disorder is a random error in cell division that happens when a parent’s reproductive cells are being formed.
Can females get Klinefelter’s syndrome?