临床资料患者,女,47岁,干咳伴胸痛2个月。既往无特殊病史。胸部增强CT示:左肺下叶可见大小约6.2 cm×5.2 cm软组织肿块影,有浅分叶,边缘毛刺征,增强后轻度不均匀强化,内可见液化坏死灶(图1A);增强后轻度不均匀强化,内可见厚壁液化坏死区及多个钙化点,可见分叶征及胸膜凹陷征,疑似肺癌(图1B)。右肺中叶内侧段见数个结节影,可疑肺癌肺内转移(图2),左肺上叶舌断见结节影,可疑肺癌肺内胸膜处转移灶(图3)。纵隔未见肿大淋巴结影。考虑周围型肺癌,双肺多发结节 Clinical data Patients, female, 47 years old, dry cough with chest pain for 2 months. No special medical history. Chest enhanced CT showed: the size of the left lower lobe of the lung can be seen about 6.2 cm × 5.2 cm soft tissue mass with shallow lobes, margin burr sign, enhanced slightly uneven enhancement, liquefaction necrosis can be seen (Figure 1A); enhanced Mild heterogeneity enhancement, thick wall liquefaction necrosis area and multiple calcification points can be seen, see lobulation sign and pleural depression signs, suspected lung cancer (Figure 1B). The medial segment of the right middle lobe see several nodules, suspicious lung cancer lung metastasis (Figure 2), left upper lobe tongue see nodules, suspicious lung cancer lung pleural metastasis (Figure 3). Mediastinal no enlarged lymph nodes shadow. Consider the surrounding lung cancer, multiple lung nodules