Actinic Cheilitis in a 67-Year-Old Man and Staphylococcal Infection in a Woman With Eczema

This crusted eroded area on the lower lip of a 67-year-old man has been present for several months. Which of the following statements are true? A. This condition preferentially affects the lower lip. B. It is more common in women. C. It is more common in immunocompromised patients. D. It is more likely to metastasize than similar lesions on nonmucosal surfaces. E. 5-Fluorouracil is contraindicated in this location.