骨嗜酸性肉芽肿,是一种原因不明的网状内皮组织疾病,为组织细胞增生症X(Histocytosisx)或黄色瘤病(Xaanthoma)之一种类型,在临床上较为少见,本病是一种含有大量嗜酸性细胞的良性肉芽肿。患者多为青少年,除单骨性外,亦可为多骨性,且可能发生骨组织以外的其他器官,如淋巴结、肝、脾、肺、皮肤、肾、脑等。骨骼病变多发生于颅骨,肋骨、骨盆、肱骨、股骨等。颌骨发生者较少见。现报道如下: Bone eosinophilic granuloma, an unexplained reticuloendothelial disease, is a type of Histocytosis X or Xanthoma, which is clinically uncommon and is a Benign granuloma containing a large number of eosinophils. Most patients are adolescents, in addition to bony, but also bony, and may occur other than bone tissue organs, such as lymph nodes, liver, spleen, lung, skin, kidney, brain and so on. Skeleton lesions occur in the skull, ribs, pelvis, humerus, femur and so on. Jaws are less common. Reported as follows now: