A 71-year-old male ex-smoker for the past 20 years, with moderate alcohol consumption,
no known allergies and a history of hemicolectomy two years before (due to colon adenocarcinoma) and arterial hypertension (treated with antihypertensive medication), presented with a 30-day presence of a painful tumor mass in the left mandibular gingival region (Fig. 1).
According to the patient, the lesion initially manifested as an ulceration.
Orthopantomography (Fig.2) and CT evaluation (Fig.3) was requested, and a biopsy was obtained (Fig.4, Fig.5, Fig.6).