Femoral head necrosis and other orthopedic diseases have many similar symptoms, but overall, the danger of osteonecrosis is very big, relatively minor is disabled, serious femoral head necrosis will lead to paralysis, Zhengzhou Orthopedic Hospital trauma surgery reminded patients with femoral head necrosis necrosis, do not and indiscriminate medical treatment, pay attention to their own situation to choose a reasonable treatment method. When the disease develops to the most serious, patients are not able to get out of bed, but in general, the process of femoral head necrosis to paralysis is actually very slow, the femoral head necrosis to the most serious can be paralyzed in bed, but the process of femoral head necrosis to paralysis is very slow, it has to go through the four long processes of femoral head necrosis subhealth, early, middle and late. No matter in which process the development of osteonecrosis of the femoral head will be stopped by treatment. Orthopedic experts remind patients that today, with the rapid development of medical technology, there are more ways to treat osteonecrosis of the femoral head, and only by choosing the right treatment method can we get satisfactory results. It is a constant law that any cell necrosis in the human body will be surrounded by phagocytes, which will eat the necrotic cells and remove them from the body, and it will also repair the defective parts caused by cell necrosis. It is a fact that necrosis of the femoral head can lead to paralysis. If the thrombus really cannot be dissolved and the blood vessels cannot be traditional, then at this time the human organism will compensate for the formation of blood circulation, so that it is like a blocked river and the water cannot flow through, so that various small tributaries can easily be formed to restore the blood flow to the femoral head, so that the blood will be supplied to the femoral head and the necrosis of the femoral head will be repaired. Although the repair cannot be exactly the same as the original shape, it is still possible to stop the disease from developing further. The orthopaedic specialist introduced that osteonecrosis of the femoral head is very dangerous, if not actively treated, with the slow development of the disease, the chance of paralysis is very large, in order to effectively avoid the plague of osteonecrosis disease, remind the patient friends must pay attention to early treatment.