如何利用现有 X 线机设备,提高胸片质量,配合防痨医师做出正确诊断,是我们基层防痨机构 X 线工作者的重要任务。因此,我们对过去的胸片进行了质量分析,现将总结的几点经验介绍如下,供同道参考。资料来源与方法将近期所拍胸片,按最佳、良好、合格及废片评定记录在登记本上。胸片评定的等级标准,是根据临床诊断需要,结合实践经验和客观的物理学判断而制订:(一)标志适当的黑化度胸片:第一至第四胸椎清 How to use the existing X-ray machine equipment to improve the quality of chest radiographs, with anti-tuberculosis physicians to make the correct diagnosis is an important task of X-ray workers at our grassroots prevention agencies. Therefore, we carried out the quality analysis of the past chest, will summarize a few experiences are introduced below, for fellow reference. Data sources and methods will be taken recently chest radiograph, according to the best, good, qualified and scrap pieces of assessment recorded in the register. Chest radiograph rating standards are based on clinical diagnosis needs, combined with practical experience and objective physical judgments and formulated: (a) signs of appropriate degree of blackness Chest radiographs: the first to the fourth thoracic