Synovitis will lead to joint pain, swelling and other symptoms, patients timely treatment, the prognosis is good, not timely treatment may lead to loss of labor ability, but generally does not lead to femoral head necrosis. Synovitis will appear around the joints redness, swelling, pain, burning, joint activity is obviously limited and other manifestations, with the development of the disease patients will appear joint swelling, squatting movement difficulties, joint instability, generalized fever, skin temperature increases and other symptoms. If the patient promptly under the guidance of the doctor with acetaminophen, ibuprofen and other non-steroidal anti-inflammatory drugs, as well as in the joint cavity infusion of glucocorticosteroids, such as dexamethasone, prednisone acetate, as well as sodium vitrate and so on. Some patients may also be treated with arthroscopic synovectomy. The prognosis of most patients is good if they are treated in time. If patients do not take timely measures to treat the disease, it may affect the joint function, and in some cases, it may lead to the loss of labor function, but it usually does not lead to necrosis of the femoral head. Synovitis generally does not lead to necrosis of the femoral head, it is recommended that patients with synovitis need to consult a doctor in a timely manner, and the doctor will choose the appropriate measures for treatment according to the patient’s condition.