This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urology, Subject name: Surgery
Surgery for undescended testis is recommended at what age 
Select and explain. 
A. 6 months, B. 12 months, C. 24 months, D. 36 months
B: 12 months
Answer: B: 12 months 
Explanation: Surgery for undescended testis -Orchidopexy is usually performed after the age of 1 year to avoid the risks of operating on a tiny patient. Testes should be brought down into the scrotum before the boy stas school.Orchidopexy during the second year of life is currently recommended by paediatric surgeons.Orchidopexy before 2 years of age improves feility, may reduce the risk of malignancy and has psychological benefits. Reference : page 1378 and 77 Bailey and Love's sho practice of surgery 25th edition