胸部CT检查已被公认为是最敏感的显示肺部病变的影像学检查方法,同时受检者接受辐射剂量的增加及其潜在危害性也受到更广泛的关注。近几年,随着螺旋CT的发展,低剂量螺旋CT胸部检查应用的研究越来越受到重视。本文就我院2008年8月—2009年4月,140例胸部CT检查患者,应用低剂量胸 Chest CT examination has been recognized as the most sensitive imaging method to show the pathological changes of the lungs. At the same time, the subjects receiving more radiation doses and their potential dangers are also receiving more attention. In recent years, with the development of spiral CT, more and more attention has been paid to the application of low-dose spiral CT chest testing. This article on our hospital from August 2008 -2009 in April, 140 cases of chest CT examination, the application of low-dose chest