Hydrocele, most often seen in infants, is the buildup of fluid in the sac surrounding the testicle. Varicocele, more often diagnosed in teens and young adults, is caused by the blockage of veins ...

Your son's undescended testis and hydrocele may have been detected at his baby check at birth or six weeks. Alternatively, you or your health visitor or doctor may have noticed them later.

The left testis was 1.0 cm and the right was about 1.7 cm long, obscured by a hydrocele. Bone age was 7 yr, testosterone (T) 498 ng/dl, and 170HP 3340 ng/dl, suggesting CAH. Glucocorticoid ...