Methods CT features of 36 cases of L 4DS were observed and interarticular distance (IAD) and facet joint angle (FJA) were measured and compared with control group.

• 方法 随机抽取了临床资料完整的 47例LDS ,对其中3 6例L4滑脱的临床CT资料进行了全面分析 ,测量了L4下关节突间距 (IAD)和小关节角 (FJA) ,并与对照组比较。