特发性肺含铁血黄素沉着症是一组肺毛细血管出血性疾病。病因目前尚不清楚,有人认为与自身免疫反应有关。 1 病历摘要例1 患者男,8岁。以低热、咳嗽、痰中带血、周身乏力10d余入院。病后在当地医院静点青霉素加地塞米松,3d后退热, Idiopathic pulmonary hemosiderosis is a group of pulmonary capillary hemorrhagic disease. Etiology is not yet clear, some people think that their own immune response. 1 case summary 1 patient male, 8 years old. To low fever, cough, sputum bloody, whole body fatigue more than 10d admission. After the illness in the local hospital penicillin plus dexamethasone, 3d after fever,