Undescended testis is simply defined as the absence of testis in scrotum. Although it may seem a disease can be easily treated by surgical operation, it should also be considered that a number of complex issues that may arise and may lead to health problems many years later. Today, the general approach to the timing of surgical intervention is to be operated in the first 6 months to 2 years of life. The main method of surgical treatment of undescended testes is the placement of testis into the scrotum. This is done with open surgical procedures, as well as the methods including endoscopy or microsurgery can be used. In addition, patients with undescended testes testicle may only goes an investigation for the existence of testis or some situations may be faced that requires the removal of testicle.
Success rate of surgical treatment is quite high. However, a small number of early or late postoperative injuries may develop. In late follow-up period, testis size/position, fertility, and the development of cancer should be considered. Although some of the opposing views, the placement of the testis into the scrotum diminishes cancer risk, infertility and testicular torsion (twist). Additionally, Surgery facilitates examination of the testis, normalizes hormonal function and improves aesthetic appearance.