患者 ,女 ,42岁。因“右胸闷伴咳嗽咯血 6ｄ”入院。体检 :右侧呼吸动度弱 ,于右锁骨中线第 3肋以下、右腋中线第 2肋以下 (平卧位 )叩诊实音 ,呼吸音消失。Ｘ线检查 :后前位胸片 (图 1) ,右肺中下野可见一上界清楚 ,密度较均匀肿块 ,同时伴右胸腔中等量积液。右侧位胸片(图 2 Patient, female, 42 years old. Because of “right chest tightness with cough and hemoptysis 6d” admission. Physical examination: The right respiratory movement is weak, and is diagnosed as a real sound below the third rib of the right midline of the right clavicle and below the second rib of the right midline (the supine position), and the breath sound disappears. X-ray examination: after the front chest X-ray (Figure 1), the right upper middle and lower lungs can see a clear upper border, a more uniform density, with a moderate amount of fluid in the right chest. Right chest radiograph (Figure 2)