【例1】男．30岁。15年前因有胸痛，当地诊为右肺淋巴结核、右纵隔肿瘤．抗痨治疗半年无效。之后，间断咳嗽、哈血，1987年又以左肺中叶炎症治疗无效。近来症状加剧，每日痰最150～200ml，有臭味，偶有咯血。以支气管扩张入院。体检：浅灰淋巴结不大．胸廓对称，右下肺呼吸音低 [Example 1] Male. 30 years old. 15 years ago due to chest pain, the local diagnosis of right pulmonary lymph node, right mediastinal tumor. Anti-tuberculosis treatment is invalid for half a year. Afterwards, intermittent coughing and haematosis were ineffective in the treatment of left middle lobe inflammation in 1987. Symptoms have recently intensified. The daily dose of 150-200 ml has a bad smell and occasional hemoptysis. Hospitalized with bronchiectasis. Physical examination: light gray lymph nodes are not. Thoracic symmetry, low right lung breath sounds