<unk> <unk><unk>  of the bone is a relatively uncommon<unk> .  It is characterized by the presence of multinucleated<unk> <unk> s (osteoclast-like<unk> s). These<unk> s are generally benign. In most patients, the<unk> s are slow to develop, but may recur locally in as many as 50% of cases. Metastasis to the lungs may occur.<unk> <unk><unk>  of the bone is an aggressive skeletal lesion typically located in the epiphyseal end of a long bone.
Giant cell tumor of bone
Osteoid osteoma
Osteoblastoma
Primary lymphoma of the bone
Aneurysmal bone cyst
Osteoma
Paget's disease of bone
Diffuse idiopathic skeletal hyperostosis