腰椎小关节退变的CT诊断

目的分析CT对腰椎小关节退变的诊断价值。方法对70例小关节退变的发病与CT表现进行回顾性分析。结果腰椎小关节退变的主要CT表现为:①小关节增生肥大及骨赘形成,关节间隙狭窄,小关节不对称,关节面硬化。②关节间隙内真空现象。③关节囊肥厚或钙化。④关节不稳。结论腰椎小关节退变是一种发病率很高的病例,CT为小关节退变诊断提供了可靠的影像学根据。

Objective To evaluate CT diagnostic value in the processus articularis arthropathy.Methods CT findings in 70 cases of the the processus articularis arthropathy were analysed.Results The main abnormalties demonstrated by CT included：①Hypertroph of articular process and osteophyte formation,stricture or asymmetry of articular space,sclerosis of articular aspect;②Vacuum phenomenon of articular space;③Pachynsis or calcification of articular capsule;④Articular instability.Conclusion The processus articularis arthropathy is a very high incidence of the disease;CT can provide reliable images for diagnosis to the disease.