Undescended testis

Marker for genetic abnormality that increases the chance for testicular cancer.

Occurs in 2-5% of boys at term.

Associated with impaired fertility.

Risk of testicular cancer increased 2-8 times.

5-10% of all men with testicular cancer have a history of cryptorchidism.

May descend spontaneously during early life, but rarely after.

By 12 months of age 1% of boys have cryptorchidism.

Treatment is orchiopexy, the placement of the testicle into the scrotum.

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