
What is skin Cancer
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Signs and Symptoms Of Skin Cancer
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Skin Cancer Risk Factors
- According to the CDC (US Centers for Desease Control and Prevention), anyone can get skin cancer, but people with certain characteristics are at greater risk. These are:
- A lighter natural skin color.
- Skin that burns, freckles, reddens easily, or becomes painful in the sun.
- Blue or green eyes.
- Blond or red hair.
- Certain types and a large number of moles.
- A family history of skin cancer.
- A personal history of skin cancer.
- Older age
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Older People Are More At Risk
- Cancer in older people is a common problem worldwide
- Among various types of cancer, skin cancers represent an important percentage
- The principal risk factors are sun exposure, family history of skin cancer, fair skin color, but also the age plays an important role in the genesis of skin cancers
- In older people there are a more prolonged exposure to carcinogenesis and a decreased functionality of reparation mechanisms of the cells so they acquire a selective advantage of growing and proliferating
- At the same time age causes alteration in the immune system
- In elderly patients the diagnosis and the treatment of skin cancers can be different from their younger counterpart
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The DNA is Affected
- Most often, gene changes related to Skin Cancers are acquired during a person’s lifetime and are not passed on to a person’s children (inherited). In some cases, these acquired mutations seem to happen randomly within a cell, without having a clear cause. In other cases, they likely happen as the result of exposure to an outside cause
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For example, ultraviolet (UV) rays are clearly a major cause of melanoma. UV rays can damage the DNA in skin cells. Sometimes this damage affects certain genes that control how the cells grow and divide. If these genes no longer work properly, the affected cells may become cancer cells
- Most UV rays come from sunlight, but some can come from man-made sources such as tanning beds. Some DNA damage from UV exposure might happen in the few years before the cancer appears, but much of it could be from exposures that happened many years earlier
- Children and young adults often get a lot of intense sun exposure that might not result in cancer until many years or even decades later
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Avoid Sun Burn
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Too much exposure to UVB rays can lead to sunburn. UVA rays can travel more deeply into the skin than UVB rays, but both can affect your skin health
- Episodes of severe blistering sunburns, usually before age 18, can cause melanoma later in life, while cumulative sun exposure causes mainly basal cell and squamous cell skin cancer
- Exposure to sunlight during the winter months puts you at the same risk as exposure during the summertime
- Your skin does have some ways to prevent or repair such damage. The outermost layer of skin constantly sheds dead skin cells and replaces them. This is noticeable when your skin peels after a sunburn, but it usually gets back to normal in a week or two
- Use all or part of the Guidelines by the FDA to protect your skin from the Sun, but under any circumstances always avoid sunburn
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