Abstract
Case Report: The present study reports the case of a female patient who is 32 years old, feoderma, who attended the clinic complaining of numbness and pain in a lesion on the tongue, for approximately three months and for no apparent reason. Oral lichenoid reactions originate from a hypersensitivity episode associated with dental materials, and are white in color. As for its location, the lichenoid reaction affects the posterior region of the jugal mucosa, the ventral surface of the lateral borders of the tongue, tongue itself and gingiva and evidences the predilection of the lesion for appearance in women. There is the possibility of the onset of symptoms, such as pain and burning. In the present case the diagnosis was made associating the clinical and histopathological criteria of the lesion and the treatment of the painful symptomatology was prescribed the use of some medications and after the symptomatic treatment, the amalgam restorations were replaced by the composite resin. Conclusion: Thus, it is necessary to know the clinical and histopathological features of oral lichenoid lesions, in order to carry out an accurate diagnosis and determination of the treatment to be performed, although there is still a lack of information regarding the best form of diagnosis.