Homologous regions of the sex chromosomes behave like autosomes in that they undergo homologous pairing and recombination, and contain genes that escape X-inactivation. These genes are presumably required in dual dosage in both males and females.In Japan 212 patients 9 yr of age or older, spontaneous breast development was observed in 42 (40.7%) of 103 cases in the 0.5 IU group and 35 (32.1%) of 109 cases in the 0.35 mg group.
Although there is no cure for Turner syndrome, some treatments can help minimize its symptoms. These include: 1.Human Growth Hormone 2.Estrogen Replacement Therapy (ERT) Regular health checks and access to a wide variety of specialists are important to care for the various health problems that can result from Turner syndrome. These include ear infections, high blood pressure, andthyroid problems.
Section research has shown that malformations of cardiac veins are more common than originally thought, occurring in more than 20% of women with Turner syndrome. Research also discovered a new abnormality of the aorta, common in up to half of women with Turner syndrome. The abnormality, called elongated transverse arch of the aorta, appears to put women at risk for aortic complications NICHD also supports research on Turner syndrome.