Nov 7, 2009
Also known as cryptorchidism, undescended testes is a congenital condition characterized by testicles that do not follow the normal developmental pattern of moving into the scrotum before birth.
In the fetus, the testes are in the abdomen. As development progresses, they migrate downward through the groin and into the scrotum. This event takes place late in fetal development, during the eighth month of gestation. In some newborn boys the testes are not present in the scrotum, either because the testes did not descend or because the testes never developed in the fetus.
Eighty percent of all undescended testes cases naturally correct themselves during the first year of life. Only 3...
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