1　临床资料滑膜骨软骨瘤病 ,以膝关节最常见。结合我院 1990年至2 0 0 2年经病理证实的 30例患者 ,结合文献 ,总结归纳如下。 30例中年龄最小的 19岁 ,最大的 74岁。 2 6～ 6 2岁发病率最高 ,男性 18例 ,女性 12例 ,右膝关节 18例 ,左膝关节 12例 ,双膝关节 3例。2　临床表现 1 Clinical data Synovial osteochondroma disease is most common in knee joints. Combined with the 30 patients confirmed by pathology in our hospital from 1990 to 2002, combined with the literature, they are summarised as follows. Among the 30 cases, the youngest was 19 years old and the oldest was 74 years old. The incidence rate of 2 6 to 6 years old was the highest, 18 males and 12 females, 18 right knees, 12 left knees and 3 double knees. 2 clinical manifestations