PMC4884239_01
Erosive lichen planus in the retro molar right buccal mucosa.
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F1
Changes were localized unilaterally in retro molar region easily extended to occlusal line with dimensions of 1 mm in width and 1.5 mm in length on buccal mucosa on the right side (Fig. 1).
Histopathological findings at erosive lichen planus.
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F2
The present infiltrate has touched the epithelium and destroy the relation among the epithelium and corium (Fig. 2).
Deposits of immunoglobulin G by the length of the epithelial basement membrane and superficial layer of the lamina propria at oral lichen planus.
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F3
Deposits of immunoglobulin C3 by the length of the epithelial basement membrane and superficial layer of the lamina propria at oral lichen planus.
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F4
Application of the NBF gingival gel at the site of the buccal mucosae lesion.
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F5
Healed mucosal lesion after third week of therapy with NLB gingival gel.
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F6
Treatment ended after the fifth week when the topical application of the NBF gingival gel was terminated, and therapy was done (Figure 6).