381904.fig.002a
(a)
381904.fig.002b
(b)
381904.fig.002c
(c)
381904.fig.002d
(d)
Figure 2: Radiographs of the structure of the bone and the development of the tumor. (a) Sham-op. group: no radiological change. (b) Tumor group: full thickness bicortical bone loss and displaced fractures were observed. (c) Zoledronic acid group and (d) SGD group: some loss of medullary bone and erosion of the cortical bone was apparent. Arrow indicates the site of injection.