Skin cancer: Since more than 90% of malignancies are enviromental in origin being caused by a virus UV exposure or carcinogen, skin cancers such as basal cell cancer have the hightest rate of involvement among patients. Exposure to sun and possible skin viruses can induce basal cell lesions followed by squamous Ca of the skin. Visceral lesions follow ie. lung, colon,.breast
Answered 1/27/2015
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