目前，计算机体层扫描在医学影像诊断上的应用日趋广泛。它主要是以横断解剖的影像进行诊断，所以一般的情况是以横断面的应用多见。但是，在某种情况下采取必要的非横断扫描也有其特殊意义，显示病灶更为清晰，弥补了CT检查技术的不足。有学者曾做过很多尝试，取得了较为理想 At present, computer tomography is widely used in medical imaging diagnosis. It is mainly based on cross-sectional anatomy of the image to be diagnosed, so the general situation is more common with cross-sectional applications. However, under certain circumstances, it is also of special significance to take the necessary non-transection to show the lesion clearer and to make up for the lack of CT examination. Some scholars have done a lot of attempts and made the ideal