Figure 2: (a) (H and E, 40×) showing thinned out keratinized stratified squamous epithelium with papillary dermis showing a tumor comprised of spindle cells. (b) (H and E, 100×) showing the tumor cells arranged in intersecting fascicles. (c) (H and E, 400×) showing intersecting fascicles of spindle cells, having abundant eosinophilic cytoplasm, cigar shaped nucleus, moderate nuclear atypia and increased mitotic figure including atypical forms (arrowed). (d) (IHC- Vimentin, 100×) showing strong cytoplasmic positivity. (e) (IHC- SMA, 400×) showing strong cytoplasmic positivity