External rotation of the femur may be genetic factors, rickets, bad posture, mainly through vitamin D supplementation, bad posture, surgery and other methods of correction.
1. Heredity: if parents have external rotation of the femur, it may be inherited to their children, if it is mild, it does not need special treatment, if it is the growth period of the population, you can wear a brace to correct it, if it is an adult need surgery to correct it.
2. Rickets: lack of vitamin D will affect the absorption of calcium, affecting the development of bones, the appearance of external rotation of the femur, should be actively supplemented with vitamin D and calcium, the degree of the lesser degree of support can be used, the degree of the heavier degree of surgery can wait until adulthood.
3. Bad posture: Long-term leg crossing and other bad posture can also cause external rotation of the femur, the main thing is to correct the bad posture, usually to maintain the correct posture of standing and sitting.
External rotation of the femur may also have other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, give targeted treatment or standardized treatment.