<unk>  is cheilitis (lip inflammation) caused by long term sunlight exposure. Essentially it is a burn, and a variant of<unk>  keratosis which occurs on the lip. It is a premalignant condition, as it can develop into squamous cell carcinoma (a type of mouth cancer).
Actinic cheilitis
Angular cheilitis
Linitis plastica
Tinea capitis
Dermatochalasis
Tinea imbricata
Ankyloblepharon
Capillaritis