A small amount of fluid in the synovitis of the hip joint is usually not important. The normal human hip joint alone has a small amount of fluid, which we call joint fluid, that exists to lubricate the joint. When the joint is in motion, the presence of joint fluid creates a fluid film between the femoral head and the acetabulum to help the joint move. Hip synovitis with a small amount of fluid, consider the synovitis of the hip joint is aseptic synovitis, can be treated by rest, oral non-steroidal anti-inflammatory drugs, if the synovitis leads to a large amount of fluid should be carried out on the hip joint puncture laboratory tests, a clear diagnosis, the consideration of infectious inflammation of the hairy membrane, the need for antibiotic treatment, if it is tuberculous synovitis, the treatment will be a long time.