<prompt> Which of the following is not true about undescended testes?Surgery for undescended testes does not decrease the chances of development of testicular carcinomaApproximately 70 of the crytorchid testes descend by 3 months of ageRisk of developing testicular malignancy is about 20 times morePatients have normal secondary sexual characteristics  <response>: Ans is c i.e., Risk of developing testicular malignancy is about 20 times more All types of malignant testicular tumors are more common in incompletely descended testes even if they have been brought down surgically. However it does improve the prospect of early diagnosis. -- Bailey Risk of developing testicular malignancy is about 40 times not 20 times more.Undescended testis In undescended testis - the testes is arrested in some part of its path to the scrotum. In Ectopic testis - the testis is abnormally placed outside its path. Retractile testis - in infancy 80 of inapparent testis are retractile testis and require no tt. Approx 70-77 of cryptorchid testes will spontaneously descend, usually by 3 months of age. More common in preterm, small for gestational age, LEW twin neonates. More common on Rt. Side Secondary sexual characterstics are normal Complications of incomplete descenti Torsion of testisii Epididymo-orchitisiii An associated indirect inguinal hernia is frequentiv Atrophyv Pain - A testis situated in the inguinal canal is often liable to trauma and give rise to pain in the groinvi Sterility - If the condition is bilateralvii Malignancy - risk is 40 times more than a normally placed testis. 