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Skin cancers are cancers that arise from the skin. They are due to the development of abnormal cells that have the ability to invade or spread to other parts of the body. [ 10] Skin cancer is the most commonly diagnosed form of cancer in humans. [ 11][ 12][ 13] There are three main types of skin cancers: basal-cell skin cancer (BCC), squamous ...
Melanoma is the most dangerous type of skin cancer.[2] Globally, in 2012, it newly occurred in 232,000 people.[2] In 2015, 3.1 million people had active disease, which resulted in 59,800 deaths. [5][6]Australia and New Zealand have the highest rates of melanoma in the world.[2]
The skin weighs an average of four kilograms, covers an area of two square metres, and is made of three distinct layers: the epidermis, dermis, and subcutaneous tissue. [1] The two main types of human skin are: glabrous skin, the hairless skin on the palms and soles (also referred to as the "palmoplantar" surfaces), and hair-bearing skin. [3]
Basal-cell carcinoma. Basal-cell carcinoma ( BCC ), also known as basal-cell cancer, basalioma[ 7] or rodent ulcer, [ 8] is the most common type of skin cancer. [ 2] It often appears as a painless raised area of skin, which may be shiny with small blood vessels running over it. [ 1] It may also present as a raised area with ulceration. [ 1]
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Hard lump with a scaly top or ulceration. [ 1] Cutaneous squamous-cell carcinoma ( cSCC ), also known as squamous-cell carcinoma of the skin or squamous-cell skin cancer, is one of the three principal types of skin cancer, alongside basal-cell carcinoma and melanoma. [ 10] cSCC typically presents as a hard lump with a scaly surface, though it ...
July 29, 2024 at 12:15 PM. Some research has found a link between tattoos and an increased risk of cancer, and recent evidence appears to suggest that tattoos could heighten the risk of blood ...
Squamous-cell carcinoma. 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.