Varicocelectomy is a surgery performed to remove those enlarged veins. The procedure is done to restore proper blood flow to your reproductive organs. When a varicocele develops in your scrotum, it can block blood flow to the rest of your reproductive system. The scrotum is the sac that contains your testicles

Varicocelectomy. Varicoceles are large, twisted veins that drain blood from the testicles. They are much like varicose veins of the leg. Most often, they occur after puberty on the left side of the scrotum. Once a varicocele is present, it will not go away on its own