Case presentation A 68-year-old Hispanic woman presents for an examination for complaints of significant pain in multiple areas of her mouth for the last few months. She states that she last visited a dentist approximately four years ago. She reports no acute dental problems.

Medical history Adverse drug effects:  None Medications:  Flecainide, pravastatin sodium, vitamin D, multivitamin supplement Pertinent medical history : Paroxysmal supraventricular tachycardia, hypercholesterolemia, osteopenia Pertinent family history: Parents – deceased Social history: P revious history of tobacco use - Discontinued 30 years ago; does not drink alcohol; denies recreational drug use Clinical findings The extraoral examination is normal. No skin lesions are noted. Intraoral examination reveals multiple irregularly shaped ulcerations involving the left side of the lower labial mucosa, the left and…