We present a rare case of Langerhans cell histiocytosis of bone, including imaging studies and pathology.In addition, we discuss the classification and Pathology of Langerhans cell histiocytosis.

• 本文中此罕见的10岁小男孩病例中，除了报告病史及临床现外，亦报告治疗状况和后续追踪，也一并对骨的蓝格罕士氏细胞组织球症的分类及组织学作详细讨论。