Leg arthritis, consider with trauma, inflammation, knee degenerative disease and other factors, can go to the hospital for further examination to clarify the cause of the disease, and then timely consultation. 1. Trauma: generally due to more intense impact or extrusion around the leg joints, resulting in uneven joint surfaces, so that the joints are subjected to abnormal wear and tear, causing the phenomenon of leg arthritis. Trauma may be painful. 2. Inflammation: usually due to the leg joints are infected by purulent bacteria, resulting in purulent inflammation, which leads to the phenomenon of arthritis of the leg, and there will be fever, pain and other symptoms. 3. Degenerative lesions of the knee joint: it may be due to the body is too obese, leg joints localized damage and other factors, so that the leg joints around the inflammatory lesions, thus causing the phenomenon of leg arthritis. Degenerative knee joints usually have symptoms such as pain and swelling. If the phenomenon of leg arthritis, should try to avoid excessive joint movement, pay attention to joint warmth, scientific regular routine, timely consultation, under the guidance of the doctor treatment.