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ACTINIC CHELITIS AC PIC (SIGNS AND SYMPTOMS (Dry cracking lips, Redness,…
ACTINIC CHELITIS 
DEFINITION
A type of squamous cell skin cancer causing lip to be inflammed indicated by an ulcer which is painless.
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SIGNS AND SYMPTOMS
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Redness, swelling, white patches on the lips usually on the lower lip.
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TREATMENT
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Cryotherapy - Doctor freezes the AC patch and apply liquid nitrogen on it to allow affected skin to peel off.
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PATHOPHYSIOLOGY
Long - term exposure to suns UV B - rays can damage lip cell DNA and result in abnormalities e.g. Ulcers.