系统性红斑狼疮（ＳＬＥ）是一种累及多系统脏器的自身免疫性疾病，临床表现因人而异，其病情恶化及缓解常难预料。儿童病例合并肺实质损害并不常见，而暴发性肺出血更少见，早期诊断颇难，病死率极高。为提高对本病认识，现将我院自１９９５年以来收治的４例报告如下。１　临 Systemic lupus erythematosus (SLE) is an autoimmune disease involving multiple systems of organs. The clinical manifestations vary from person to person, and its progression and remission are often unpredictable. Child cases of pulmonary parenchymal damage is not common, and fulminant pulmonary hemorrhage is rare, early diagnosis is quite difficult, high mortality. To improve understanding of the disease, now our hospital since 1995 admitted to the 4 cases are as follows. 1 Pro