矽肺的影像学检查多以形态学研究为主 ,在定性诊断和分期等均有很多标准可遵循 ,对矽肺的诊断和疗效的评价起到了重要的作用。而定量分析文献报道甚少[1,2 ] 。本文主要采用ＣＴ图像进行定量分析 ,旨在研究一种更为客观的定量分析方法以评价其治疗疗效。1　材料和方法本组收集 Most of the imaging examination of silicosis mainly focuses on morphological studies. Many criteria such as qualitative diagnosis and staging can be followed, which play an important role in the diagnosis and evaluation of silicosis. The quantitative analysis of the literature reported little [1,2]. This paper mainly uses CT images for quantitative analysis, aiming to study a more objective quantitative analysis method to evaluate its curative effect. 1 materials and methods collected in this group