28. Amalgam tattoo. Flashcards
1
Q
Definition of Amalgam tattoo
A
Most common cause of pigmentation of oral mucosa
2
Q
Etiology of Amalgam tattoo
A
Implantation of Amalgam into oral mucosa during dental procedures
3
Q
Clinical features of Amalgam tattoos
A
- Irregular discolouration
- Solitary or multiple
- Well defined bluish/ black
- Varied size
- Located on gingiva, alveolar mucosa, floor of mouth and buccal mucosa
4
Q
Diagnosis of Amalgam tattoo
A
Based on history and clinical features
5
Q
Laboratory tests for Amalgam tattoo
A
- Histopathologic examination
- Metallic fragments may be seen radiographically
6
Q
Differential diagnosis for Amalgam tattoo
A
- Ephelides
- Lentigo simplex
- Melanoancanthoma
- Malignant melanoma
