Conclusion:Serum and SF HA may be unique as an inflammatory marker of OA,The ratio of SF HA/serum HA is perhaps a reflection of synovial involvement and inflammation in patients with OA.

• 结论：OA患者HA浓度增加，和滑液HA浓度降低是OA相对独立的炎症反应指标。滑液HA/血清HA比值可用来判断OA患者病变的范围及程度。