肺癌越来越成为威胁人类健康的主要疾病,诊断主要依靠胸片、CT和MRI、活组织检查等。CT是评价肺癌最常用的手段,但是诊断准确性在近年来并没有明显提高。早期MRI主要应用于肺上沟瘤、肺癌侵犯纵隔和胸壁的诊断,其准确性与CT没有明 Lung cancer is increasingly becoming a major threat to human health, the diagnosis depends mainly on chest radiography, CT and MRI, biopsy and so on. CT is the most commonly used method of evaluating lung cancer, but diagnostic accuracy has not improved significantly in recent years. Early MRI is mainly used in the diagnosis of pulmonary supraspinatus and lung cancer involving the mediastinum and chest wall, and its accuracy is not clear with CT