Gipogenitalizm (gipogonadizm) is premature, not age-appropriate, sexual development, characterized by a rapid development of the external genitalia, secondary sexual characteristics, skeleton and muscles. Called by the disorder of the functions (most often in connection with the development of tumors) of the sex glands, adrenal glands, hypophysis, epiphysis, the Central nervous system. The treatment should be aimed at addressing the underlying disease.