Undescended testis

Cryptorchidism, especially when corrected late or affecting both sides, is associated with reduced sperm production and a higher lifetime risk of testicular cancer. Adults with a history of it should have a semen analysis and continue self-examination.

Also known as: cryptorchidism, undescended testicle

Last reviewed: September 9, 2026. Written by the Antega Editorial Team. General information only — always follow the advice of your own clinic, doctor or pharmacist.