Anorchia (or anorchism) is a medical condition where both testes are absent at birth. Within a few weeks of fertilization, the embryo develops rudimentary sex organs, which are crucial to the development of the reproductive system. In the human male, if these fail to develop within eight weeks, the baby will have female genitalia (see Swyer syndrome). If the testes are lost between eight and 10 weeks, the baby will have ambiguous genitalia when it's born. However, if the testes are lost after 1… (More on Anorchia)