An Overview of Skin Cancer
Image source: www.virtualcancercentre.com
Skin cancer is the most frequent form of cancer in the United States. Skin cancer the abnormal growth of skin cells most often develops on skin exposed to the sun. The two most common types are basal cell cancer and squamous cell cancer. Skin cancer is a mean growth on the skin which can have many causes. Skin cancer generally develops in the epidermis, the outermost layer of skin, so a tumor is usually clearly evident. Ultraviolet (UV) radiation is the single most important reason of skin cancer, especially when the overexposure resulted in sunburn and blistering. This makes most skin cancers detectable in the early stages.
Causes of Skin Cancer
1.Ultraviolet (UV) radiation.
2.Sunburn.
3.Heredity.
4.Environment (Cloud cover).
Symptoms of Skin Cancer
1.Change in a wart or mole.
2.Red, tender, flat spot that bleeds easily.
3.Small, fleshy bump with a smooth, pearly appearance.
4.Shiny bump that may look like a mole or cyst.
5.Skin growth that looks like a wart.
6.Patch of skin that feels scaly, bleeds, or develops a crust.