267145.fig.004a
(a)
267145.fig.004b
(b)
Figure 4: (a) Mature single and clusters of squamous epithelial cells with occasional enlarged atypical cells (Pap stain ×200). The cell block showed similar features (insert, H & E stain ×200). (b) Follow-up histopathology showed pleomorphic adenoma with extensive squamous metaplasia (H & E stain ×200).