Figure 2

MRI SE T1 axial planes before (a) and after gadolinium infusion (b); SE T1 coronal planes before (c) and after gadolinium infusion (d). MRI shows alveolar ridge carcinoma (arrows) with an infiltration of the cortical and medullary bone (circles).
CT in axial planes (e-f) shows an infiltration of the cortex (arrows). Histologycal data (g-h) shows the only cortical bone infiltration.