在肺结核病诊治过程中,影像学诊断是仅次于痰检诊断的常用的检查方法。所以通常首选拍摄普通X线胸片作为诊断肺结核、观察治疗效果及病程演变的重要检查手段。优质胸片可提高诊断准确率,但拍摄优质胸片并非易事,它要求放射科技师或医生具有高度的责任感、严谨的科学态度和大量 In the process of diagnosis and treatment of pulmonary tuberculosis, imaging diagnosis is the second most commonly used examination method of sputum examination. Therefore, it is usually preferred to photograph the common X-ray as an important diagnostic tool to diagnose tuberculosis and observe the therapeutic effect and course of disease. High-quality radiographs increase diagnostic accuracy, but taking high-quality radiographs is not easy and requires a highly responsible radiologist or physician with rigorous scientific advice and a large