Q55 - Other congenital malformations of male genital organs
Q55.2 - Other and unspecified congenital malformations of testis and scrotum
Q55.20 - Unspecified congenital malformations of testis and scrotum
Q55.21 - Polyorchism
Q55.22 - Retractile testis
Q55.23 - Scrotal transposition
Q55.29 - Other congenital malformations of testis and scrotum