Objective: To demonstrate bone lesion stereoscopically and in multiplane by using 3-D SSD and MPR technique with helical CT, and to compare the technique with conventional CT study.

• 目的：探讨螺旋CT三维(3-D)表面遮盖法(SSD)和多平面重组(MPR)立体和多方位显示骨病变，比较与常规CT的优缺点。