Benign Mucosal Membrane Pemphigoid as a Differential Diagnosis of Necrotizing Periodontal Disease

Figure 2

(a) Displacement of the epithelium after an air jet over the buccal gingiva, causing blisters (Nikolsky positive sign). (b) Removal of the gingival fragment. (c) Surgical cement to protect the surgical area. Intraoral images before treatment: (a) Nikolsky’s sign; (b) appearance after the incisional biopsy;(c) appearance with the surgical cement.

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(b)

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