Here’s how it’s supposed to work: Testicles form in the abdomen during fetal development. In the last few months of gestation, the testicles gradually descend into the scrotum. Usually, if this ...

Q: I think my baby has undescended testicles. Is this a cause for concern, and what can be done about it? A: Before birth, a baby boy's testes (testicles) develop inside the abdomen. Closer to ...

A four-month-old healthy boy presents for a well-baby check-up. At the appointment, the parents mention that physical examination when he was a newborn showed bilateral undescended testes and ask what ...