患者男 ,48岁 ,职业 ,农民 ,主因咳嗽 3个月 ,胸痛 ,胸闷月余 ,咳血半月余 ,多为鲜红色血痰而就诊。Ｘ线检查 ,胸部后前立位片显示 ,右肺中上野中外带可见一 6ｃｍ× 7ｃｍ×8 5ｃｍ大小圆形肿块影 ,密度均匀一致 ,边缘光滑整齐 ,周围无毛刺 ,同侧肺门部阴增大 ,右上纵隔明显增 Male patient, 48 years old, occupation, farmer, mainly due to cough for 3 months, chest pain, chest tightness more than a month, more than half of hemoptysis, mostly bright red blood stasis and treatment. X-ray examination showed that the posterior chest showed a round lumps of 6cm×7cm×8 5cm in the upper and middle regions of the right lung. The density was even and uniform. The edges were smooth and tidy, with no burrs around, and the same side of the hilar. Increased, significantly increased right upper mediastinum