Materials and Methods 20 case with maxillofacial trauma were scanned by MSCT, all images were performed with Shaded surface display(SSD), Volume rendering(VR) and Multi-plane reconstruction(MPR).

• 材料与方法对20例颌面部外伤的患者行多排螺旋CT扫描,均行表面遮盖法(SSD)、容积再现法(VR)和多平面重建法(MPR)三维重建。