X线胸片摄影是粉尘作业工人健康体检的常规方法,X线胸片则是尘肺病诊断和分期的主要依据[1],而胸片的质量是影响尘肺病诊断的直接因素。为了解我单位职业健康检查中X线胸片的质量,我们对2007—2009年期间拍摄的6 982张X线胸片,按照《尘肺病诊断标准》(GBZ70—2002)附录C“胸片 X-ray photography is a routine method for the health examination of dust workers. X-ray is the main basis for the diagnosis and staging of pneumoconiosis [1]. The quality of the chest radiograph is a direct factor affecting the diagnosis of pneumoconiosis. In order to understand the quality of X-ray in occupational health check-ups of our unit, we conducted a survey of 6 982 X-ray films taken during 2007-2009 according to Appendix C of the Diagnostic Criteria for Pneumoconiosis (GBZ70-2002)