Figure 2: Histopathological aspect of the lesion. (a) A low-power view of the lesion showing the atrophic lining epithelium and the nodular tumor mass. (b) Cells arranged in small lobules separated by fibrous strands. (c) A vascular area in the periphery of the lesion. (d) High-power view of rounded cells with eosinophilic granular cytoplasm