资料和方法 1 一般资料 1.1 性别、年龄:6例中男性4例,女性2例,年龄23～59岁,平均47岁。 1.2 病程:15～80d,全身用药14～38d,采用多种抗生素及抗霉菌药物无明显效果。 1.3 临床表现:6例均有发热、胸闷、气短、咳嗽;咳黄脓痰者4例,其中3例痰中带血; Materials and methods 1 General information 1.1 Sex, age: 6 males in 4 cases, 2 females, aged 23 to 59 years, mean 47 years. 1.2 course of disease: 15 ~ 80d, systemic medication 14 ~ 38d, with a variety of antibiotics and anti-fungal drugs no significant effect. 1.3 Clinical manifestations: 6 cases were fever, chest tightness, shortness of breath, cough; cough yellow purulent sputum in 4 cases, of which 3 cases bloody sputum;