Surgery for undescended testis is best performed before what age:
Undescended testis (cryptochidism) is usually operated after the age of 1 year. There is high chance of testis desend between age of 3-6 months on its own. So it better to do surgery after 1 year of age. Ref: Handbook of Pediatric Urology By Laurence S. Baskin, Barry A. Kogan, 2nd Edition, Page 26
Just after bih
6 months of age
12 months of age
24 months of age