患者男,40岁。反复间断性咳嗽、痰中带血1年半,加重右肺上叶见类椭圆形密度增高影,边缘光滑,无毛刺征象(图2)。纵隔窗示病灶呈密度均匀的浅分叶实性团块,大小约6.6 cm×3.5 cm。纵隔内见多个淋巴结影(图3)。诊断为肺癌。纤维支气管镜检查:右主支气管外侧与隆突平齐处见菜花状肿 Male patient, 40 years old. Repeated intermittent cough, bloody sputum in 1 and a half years, increased right upper lobe see oval-shaped density increased shadow, smooth edges, no glitches signs (Figure 2). Mediastinal lesions showed uniform density of shallow leaf solid clumps, the size of about 6.6 cm × 3.5 cm. Mediastinal see multiple lymph nodes (Figure 3). Diagnosis of lung cancer. Fiberoptic bronchoscopy: the right main bronchus and the bumps flush with see cauliflower-like swelling