组织细胞增生症是指一类原因不明的疾病，其共同特点为非因感染或脂质代谢障碍所引起的组织细胞异常增生。临床上可分为在地型组织细胞增生症、儿重型组织细胞增生症和嗜囹细胞内芽肿三种疾病或综合征。此病比较罕见，我科于1997年10月收治1例嗜酸细胞肉芽肿，现报告如下。1临 Histocytosis refers to a class of unexplained diseases, the common feature of non-due to infection or lipid metabolism disorders caused by abnormal proliferation of tissue cells. Clinically divided into local histopathology, pediatric severe histiocytosis and addicted to three diseases or syndromes. The disease is relatively rare, our department in October 1997 admitted a case of eosinophilic granuloma, are as follows. 1 Pro