目的比较最大强度投影(mip)和表面遮盖显示(SSD)两种三维螺旋CT门静脉成像(3d - SCTP)重建方法的成像质量，初步评价3d - SCTP对肝硬化门静脉高压患者的临床应用价值。
Objective to compare the image quality of three-dimensional spiral ct portography (3d-sctp) produced by SSD with that by MIP and to make preliminary evaluation for its clinical application.
目的：探讨螺旋ct表面遮盖显示(简称ssd)和多平面重建术(简称MPR)在骨关节创伤中的临床应用价值。
Objective: To evaluate the usefulness of SSD and MPR technique with spiral ct in bone and joint trauma.
目的：探讨螺旋ct表面遮盖显示(简称ssd)和多平面重建术(简称MPR)在骨关节创伤中的临床应用价值。
Objective: To evaluate the usefulness of SSD and MPR technique with spiral ct in bone and joint trauma.
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