Cryptorchidism is a developmental anomaly of the male reproductive system, manifested in the undescendedness of one or both testicles (testicles) from the abdominal cavity. The anomaly was first described by Alexander the Great. Cryptorchia is usually benign and does not require treatment. However, if the undescended testicle undergoes a malignant change, it should be removed.
Depending on the location of the testicle, primary and secondary cryptorchidism are distinguished. In primary undescended testicles, the testicles are located