Karyotyping shows 45 chromosomes . Serum luteinizing hormone is elevated. Serum follicle stimulating hormone is elevated. Estrogen therapy is started at 12 or 13 years old to stimulate the development of secondary sexual characteristics so that girls affected with this disorder will have a more normal appearance as an adult. Estrogen therapy, however, will not reverse infertility .
Cardiac surgery is sometimes necessary to correct heart defects.
This chromosome abnormality is associated with numerous medical conditions and problems in addition to the lack of sexual maturity. The information provided herein should not be used for diagnosis or treatment of any medical condition. A licensed physician should be consulted for diagnosis and treatment of any and all medical conditions. Inc. Any duplication or distribution of the information contained herein is strictly prohibited. We subscribe to the HONcode principles of the Health On the Net Foundation By using this service, you accept our Terms of Use .