Figure 1: (a) Clinical image of right upper alveolus growth in case.1, (b) MRI of case.1 showing the extensive involvement of the right maxilla, (c) Microphotograph of the tumor with hematoxylin and eosin stains at 400× showing evenly distributed multi nucleated osteoclasts, (d) Microphotograph of the tumor with hematoxylin and eosin stains at 200x showing areas of hemorrhage and fibroblastic proliferation