由于长期应用广谱抗生素、糖皮质激素、免疫抑制剂、化疗或放疗后以及获得性免疫缺陷综合征 (ＡＩＤＳ)患者增多 ,深部真菌感染近年来逐渐增多。深部真菌感染现在称系统性真菌感染。肺部真菌感染是最常见的系统性真菌感染。肺部真菌感染的诊断较细菌感染更为不易 ,尤其在基层医 Due to the long-term use of broad-spectrum antibiotics, glucocorticoids, immunosuppressive agents, chemotherapy or radiotherapy and acquired immunodeficiency syndrome (AIDS) increased, deep fungal infections in recent years gradually increased. Deep fungal infections are now called systemic fungal infections. Pulmonary fungal infections are the most common systemic fungal infections. Diagnosis of pulmonary fungal infection is more difficult than bacterial infection, especially in primary care