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Cutaneous squamous-cell carcinoma is the second-most common cancer of the skin (after basal-cell carcinoma, but more common than melanoma). It usually occurs in areas exposed to the sun. Sunlight exposure and immunosuppression are risk factors for SCC of the skin, with chronic sun exposure being the strongest environmental risk factor. [26]
Actinic cheilitis is cheilitis (lip inflammation) caused by long term sunlight exposure. Essentially it is a burn, [2] and a variant of actinic keratosis which occurs on the lip. [5] It is a premalignant condition, [6] as it can develop into squamous cell carcinoma (a type of mouth cancer).
Squamous-cell carcinoma is a cancer of the squamous cell, a kind of epithelial cell found in both the skin and mucous membranes. It accounts for over 90% of all head and neck cancers, [ 89 ] including more than 90% of throat cancer. [ 22 ]
According to the American Academy of Dermatology, the two most common types of skin cancers are basal cell carcinoma, squamous cell carcinoma. Skin cancer is usually caused by exposure to UV rays ...
Oral cancer, also known as oral cavity cancer, tongue cancer or mouth cancer, is a cancer of the lining of the lips, mouth, or upper throat. [6] In the mouth, it most commonly starts as a painless red or white patch , that thickens, gets ulcerated and continues to grow.
What are the symptoms of skin cancer? Colorado meteorologist Kathy Sabine was diagnosed with basal cell carcinoma, squamous cell carcinoma, shared scar photos.
These are called Marjolin's ulcers based on their appearance, and can develop into squamous-cell skin cancer. Ionizing radiation such as X-rays, environmental carcinogens, and artificial UV radiation (e.g. tanning beds). [30] It is believed that tanning beds are the cause of hundreds of thousands of basal and squamous-cell skin cancer. [33]
Squamous-cell carcinoma (SCC), also known as epidermoid carcinoma, comprises a number of different types of cancer that begin in squamous cells. [1] These cells form on the surface of the skin, on the lining of hollow organs in the body, and on the lining of the respiratory and digestive tracts .