PMC3432339_01
The clinical photograph shows a lesion on the posterior hard palate, asymptomatic, well limited, and raised edges.
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He was referred to dentist that noted in a clinical examination a lesion with 1.5 x 0.5 cm on the posterior aspect of the hard palate near the middle raphe, asymptomatic, well limited, and with raised edges (Figure 1).
Histopathological picture shows a reactive necrotizing inflammatory process involving the minor salivary glands, with pseudoepitheliomatous hyperplasia of the overlying epithelium, but without evidence of dysplasia.
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The histopathological examination revealed a reactive necrotizing inflammatory process involving the minor salivary glands, with pseudoepitheliomatous hyperplasia of the overlying epithelium, but without evidence of dysplasia (Figure 2).
In the fibrous connective tissue were found, squamous metaplasia of the salivary ducts and acinar necrosis with preservation of the lobular architecture of the neighbouring minor salivary glands.
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Chronic inflammatory cells surrounding the glandular tissue were also observed (Figure 3).
After one month the lesion regressed.
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After one month the lesion regressed (Figure 4).