Objective To investigate the changes of bone benign fibrous histiocytom (BFH) and its biological behavior and to identify it from malignant fibrous histiocytoma (MFH), nonossifying fibroma (NOF) and metaphyseal fibrous defect.

• 目的探讨骨BFH的特殊变化与生物学行为的关系,以与MFH、NOF、MFD鉴别。