The child’s disease should be treated by conservative methods, early childhood femoral head necrosis, at present, first of all, must be free from weight bearing, that is, not to let the patient down, especially not to run and jump, so as to avoid the collapse of the femoral head and the aggravation of the disease; secondly, the need for active drug treatment; thirdly, appropriate joint function exercise; fourthly, if necessary, consider surgical treatment. The most fundamental thing is that the patient must be staged with the imaging results of the hip joint, and then be treated differently according to the different stages.