Fig. 2. Histopathologic examinations of a biopsy specimen of right buccal mucosa with H&E staining (magnification: ×200). Hyperkeratosis of epithelial layer and lymphocytic infiltration in the subepithelial layer were observed. Lymphocytes were observed to infiltrate the epithelium, and the basement membrane was noted to be indistinct.

J Oral Med Pain 2024;49:153-7 https://doi.org/10.14476/jomp.2024.49.4.153

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