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Amelanotic melanoma is a type of skin cancer in which the cells do not make any melanin. [1]: 696 [2] They can be pink, red, purple or of normal skin color, and are therefore difficult to diagnose correctly. They can occur anywhere on the body, just as a typical melanoma can.
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-cell skin cancer (SCC) and melanoma. [1] The first two, along with a number of less common skin cancers, are known as nonmelanoma skin cancer (NMSC).
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 may also present as an ulcer. [1]
After a skin cancer screening, your dermatologist will typically provide immediate feedback, says Marmon. “If they find a concerning spot, they may recommend a biopsy, which can often be done ...
Melanoma, meanwhile, is a type of skin cancer that can spread to other areas of the body. The main cause of both is exposure to ultraviolet rays, which come from the sun and are used in tanning beds.
Excessive unprotected exposure to the sun's ultraviolet (UV) rays can cause skin damage, eye damage, immune suppression, and skin cancer. Even people in their 20s can develop skin cancer.