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脉高分辨率CT扫描技术（HisnResolu－tionCT）是近几年来发展起来的一种新的CT扫描方法，因具有极好的空间分辨率，能清楚显示肺的细微结构，几乎达到能显示与大体标本相似的形态学改变［’1，尤其在肺弥漫性病变的诊断和鉴别论断方面有其独特的价值。我院自1994年以来开展此项?
Pulse high resolution CT scan technology (HisnResolu tionCT) is a new CT scan method developed in recent years, because of its excellent spatial resolution, can clearly show the fine structure of the lungs, almost able to display and general Specimens similar to the morphological changes [’1, especially in the diagnosis of diffuse lung lesions and differential diagnosis has its unique value. Our hospital since 1994 to carry out this?