True hermaphroditism with dysgerminoma: A case report - LWW In the world there are no more than 200 cases of true hermaphroditism in humans (photo in the article). Occasionally, cases might present later on in adolescence with problems of sexual maturation. The Intersex Society of North America closed its doors and stopped updating this website in 2008. Chimerism connotes the presence in a single individual of cells derived from different zygotes. Nuclear morphology, according to sex, in human tissues. Let's look at more examples of hermaphroditism to understand its evolutionary benefit and, in the case of humans, its evolutionary cost. How common is intersex? | Intersex Society of North America True Hermaphroditism | Request PDF - ResearchGate Approximately 60% of the patients have a 46,XX karyotype, 33% are mosaics with a second cell line containing a Y chromosome, while the remaining 7% are 46,XY. True Hermaphroditism | Request PDF - ResearchGate