The baby’s high sternum is considered to be related to congenital developmental abnormalities, and may also be caused by rickets and other factors. 1. congenital developmental abnormalities, each baby’s physical condition is different, so the symptoms appear in the development process is not the same, some babies congenital developmental abnormalities may appear higher sternum symptoms. 2. Rickets, some babies due to the lack of calcium or vitamin D in the body, may lead to rickets, the development of the sternum is affected, so there will be symptoms of high sternum. Baby sternum high, there may be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.