A 52-year-old man presents with a long-standing non-healing ulcer on the lateral tongue, associated with pain and weight loss. He smokes heavily and drinks alcohol. What is the most appropriate next step?APrescribe topical corticosteroid mouthwash and review in 3 monthsBReassure that this is likely aphthous ulcerationCUrgent referral to an oral and maxillofacial surgeon or ENT specialist for biopsyDStart oral acyclovirERecommend mouthwashes onlyCheck my answer