Figure legends:
Figure1 : hyperkeratotic, verrucous plaques with peripheral hyperpigmentation on the lower lip (a), white, reticulated patches on the buccal mucosa(b)
Figure 2 : polypoid and acanthotic epidermis with band like infiltration of chronic inflammatory cells in subepidermal stroma (a) ×10. Scattered apoptotic keratinocytes (Civatte bodies) (b) ×40.
Figure 3: Considerable healing of the lip lesions, with monthly intralesional triamcinolone (10mg/ml) for 3 months.
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