Objective To observe the clinic curative effect of combined modality therapy in treating knee osteoarthritis complicated by pes anserine bursitis. Methods Two hundred patients with knee osteoarthritis complicated by pes anserine bursitis were injected with 20 mg sodium hyaluronate into the joint cavity, combining with seal treatment in the pes anserine. After a course of treatment of five weeks, the changes of pain, contracture and swelling index in knee were statistically analyzed. Results After a course of treatment of five weeks, 59 patients showed full rehabilitation, 100 patients showed evident effect, 38 patients took a favorable turn,and 3 patients showed no effect. The recovery rate was 39.5%,the obvious effective rate was 79.5 %, and the total effective rate was 98.5 %. Conclusion The sodium hyaluronate injected into joint cavity combined with seal treatment can be effective in treating knee osteoarthritis complicated by pes anserine bursitis, and has a good clinical application value.% 目的观察综合疗法治疗膝骨关节炎并发症鹅足滑囊炎的疗效。方法膝骨关节炎并发症鹅足滑囊炎的患者200例，关节腔内注射玻璃酸钠20 mg，鹅足部局部封闭治疗。完成一个疗程（5周）的治疗后，对治疗前后患者膝部的疼痛、挛缩、肿胀等指标的变化情况进行统计学分析。结果治愈59例，显效100例，好转38例，无效3例，治愈率39.5%，显效率79.5%，临床总有效率98.5%。结论关节腔内注射玻璃酸钠合并鹅足部局部封闭治疗能有效治疗膝骨关节炎并发鹅足滑囊炎，具有较好的临床推广应用价值。
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