This Publication Is Searchable The Merck Manual of Diagnosis and Therapy Section 9. Dental And Oral Disorders Chapter 105. Carcinoma of the upper lip tends to be more aggressive.
Treatment is surgical excision.
When large areas of the lip exhibit premalignant change, the lip can be surgically shaved, or a laser can be used to remove all affected mucosa. Thereafter, sunscreen application is recommended, and tobacco use must cease. Treatment consists primarily of radiation therapy. The effect seems to be synergistic when tobacco and alcohol are used. Removing risk factors is critical for preventing recurrence.