Spontaneous descent of testis is seen only till 3 to 6 months of age. Histological examination of undescended testis has revealed a progressive loss of germ cells and Leydig cells. Hence it is recommended that surgery should be done between 6 months to one year of age. The timely treatment is important as delay or failure in treatment can result in reduced fertility and increased risk of testicular malignancy in adulthood.
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