“…The common symptoms of oral cancer mainly include ulceration or tumour, induration, wound or rupture. Patients may report a feeling of numbness, reduced tongue mobility, impaired speech, difficulty swallowing, foreign body sensation in the throat, discomfort, hoarseness, denture mismatch, swelling, lack of post-extraction healing, impaired mandibular mobility, bad breath, and voice change [49,56]. In the early stages, pain is sometimes present and may be ignored [58,59].…”