Articles Medicine

Amalgam Tattoo

Definition Amalgam deposition (tattoo) is a common oral disorder.

Etiology Implantation of dental amalgam into the oral mucosa.
Clinical features The condition presents as a well-defined irregular or diffuse flat area, with a bluish-black discoloration of varying size (Fig. 82). The most common sites of involvement are the gingiva, alveolar mucosa, and buccal mucosa. The diagnosis is usually made at the clinical level.

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Laboratory tests Histopathological examination and radiographs.

Differential diagnosis Pigmented nevi, lentigo, freckles, melanoma, normal pigmentation, other metal tattoo.

Treatment No treatment is required.

Fig. 82 Amalgam tattoo.

Fig. 82 Amalgam tattoo.