DR P. MARAZZI / SCIENCE PHOTO LIBRARY DR P. MARAZZI / SCIENCE PHOTO LIBRARY
Actinic cheilitis (also known as actinic cheilosis, actinic keratosis, solar cheilosis, sailor's lip or farmer's lip) in a 64-year-old male patient. This condition is an inflammation of the lip caused by long term sunlight exposure. It is a premalignant condition, which can develop into squamous cell carcinoma (a type of mouth cancer).
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