Methods: The nasal soft tissue of adult normal and nasal deformity patient was rebuilded by SCT, the surface area of every sector was measured by correlated software.

• 方法：应用三维螺旋CT获取正常成人及单侧唇裂术后鼻畸形患者外鼻数据，并运用相关软件进行三维重建后测量外鼻各区域的表面积。