A 36-year-old man, smoker of 30 cigarettes per day, reporting personal antecedents of arterial hypertension. He did not know to suffer another diseases.

The patient came to the hospital’s emergency unit, with a purplish erythema, exophytic, pediculated lesion, soft to the touch and occasionally bleeding, with a diameter of approximately 1.5 cm, located on the lower anterior gingiva with an evolution of two months (Fig.1 e Fig.2).

An orthopantomography, blood analysis and a biopsy (Fig. 3, Fig. 4, Fig.5) of the lesion were carried out as complementary tests.