somatic mosaicism turner syndrome :: Article Creator Mosaic Turner Syndrome: What It Is And How It's Treated During the diagnostic process, you may hear the term "intersex." Medically, the term simply means a person has biological traits of more than one sex. It may mean a person has external characteristics of one sex but internal reproductive anatomy of another sex. For example, a person may be born with a penis and ovaries. In the case of Turner syndrome, the term "intersex" relates to genetic material. While the external reproductive anatomy may appear to be female, some or all of the pair of sex chromosomes, which typically determine the physical characteristics of reproductive anatomy, may be missing the second X chromosome. For this reason, Turner syndrome is considered an "intersex condition." However, people with mosaic Turner syndrome are likely to be assigned female at birth and may never display an...