Hypogonadism
- female 256.39
 - gonadotrophic (isolated) 253.4
 - hypogonadotropic (isolated) (with anosmia) 253.4
 - isolated 253.4
 - male 257.2
- hereditary familial (Reifenstein's syndrome) 259.52
 
 - ovarian (primary) 256.39
 - pituitary (secondary) 253.4
 - testicular (primary) (secondary) 257.2