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Unformatted text preview: Causes The cause of BCC’s is largely related to repetitive and frequent exposure to UV radiation, and the sun. These factors are known to induce DNA damage in skin cells called keratinocytes. UVB light, at 290-320 nm wavelengths, is thought to be the key factor in the destruction of DNA and subsequent formation of BCCs. Other risk factors for BCC include: x-ray light exposure, chemical exposure (e.g. arsenic), and patients who are immunocompromised or suppressed (e.g. transplantation history). Epidemiology BCC is the most common skin malignancy in the western world. It may affect people at any age but the peak incidence is usually over the age of 40....
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- Fall '10
- Anthropology, Ultraviolet, Sunscreen, long standing BCC