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Melanoma is the most dangerous type of skin cancer. It is a malignant tumor of melanocytes, which are mostly in the skin. It often starts as a mole or colored spot, but may rapidly spread to surrounding skin and other organs. Melanoma accounts for only one or two per cent of all forms of skin cancer, but is most likely to be fatal. Nearly 160000 new cases of melanoma diagnosed each year worldwide, and according to the WHO, 48,000 deaths associated with melanoma occur each year worldwide. Skin cells called melanocytes provide the brown tan that results after spending time in the sun. Melano...
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Member since: May 2008
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