[Clinical evaluation of high molecular hyaluronic acid (HA) on rheumatoid arthritic knees]

It has been reported that the injection of hyaluronic acids (HA) provided the effective therapy for osteoarthritic knee joints. Recently HA was accepted the therapy for rheumatoid arthritic knee joints. We tried to clearly the effects of HA injection of RA (rheumatoid arthritis) Knees from the aspect of clinical results, using clinical assessment. It is clearly concluded that HA was very effective therapy for the rheumatoid arthritic knee with pain, swelling without hydrarthrosis and reduced the times of injection corticosteroid and the interval of its injection on rheumatoid arthritic knee with hydrarthrosis.