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螺旋ＣＴ已广泛应用于临床，在喉科的应用也已取得了初步进展［１］。由于螺旋ＣＴ价格昂贵，一些医院没有能力购买，或有的ＣＴ不具有三维重建功能。而且，放射科医师习惯于用断层图像进行诊断，手术医师希望看到三维图像，这就产生了矛盾。本文旨在介绍一种在微机（个人电脑?
Spiral CT has been widely used in clinical applications in the throat has also made initial progress [1]. Because spiral CT is expensive, some hospitals do not have the ability to buy, or some CT does not have 3D reconstruction. Moreover, radiologists are accustomed to using tomographic imaging for diagnosis, and surgeons want to see three-dimensional images, creating a paradox. This article aims to introduce a microcomputer (PC?