Quote Originally Posted by complich8
Yikes ... there's a lot wrong with this ...

(1) Hormones can NOT mask chromosomes. EVER. Having a lot of estrogen in your system doesn't have any effect on determining whether you're XX or XY. On the other hand, having a lot of androgens in your system DOES give a telltale pointer to steroid use, which would be a clear foul to begin with. Regardless, the only way an XY male will test as XX in a chromosome test is chimerism (ie: they fused with a fraternal twin in the womb), and that's pretty goddamned rare (and can also be tested for with blood and tissue samples, if need arises).
What about people with XXY?