Sindrome della bocca urente e allergia a restauri metallici dentali

Burning mouth sindrome (BMS) is a chronic orofacial pain disorder usually unaccompanied by mucosal lesions or other clinical signs of organic disease. BMS is typically characterized by a continuous, spontaneous, and often intense burning sensation as if the mouth or tongue were scalded or on fire. Women in the postmenopausal period, are mostly afflicted with BMS. The etiology of this disorder is poorly understood BMS may present as an idiopathic condition or arisefrom various local or systemic abnormalities including nutritional deficiencies, anemia, hormonal changes associated with menopause, local oral infections and allergy to dental materials. In this article we describe two cases of BMS due to mercury allergy.