What is the most common skin cancer and why is it the most common?
Basal and squamous cell skin cancers are the most common types of skin cancer. They start in the top layer of skin (the epidermis), and are often related to sun exposure. Cancer starts when cells in the body begin to grow out of control. Cells in nearly any part of the body can become cancer cells.
Can skin cancer appear anywhere on the body?
Many skin cancers are more common on parts of the body that tend to get more sun, such as the face, head, neck, and arms. But skin cancers can occur anywhere on the body. Some of the more common ways in which skin cancers can appear include: A new, expanding, or changing growth, spot, or bump on the skin.
What’s the worst skin cancer?
Melanoma is often called “the most serious skin cancer” because it has a tendency to spread.
- Melanoma can develop within a mole that you already have on your skin or appear suddenly as a dark spot on the skin that looks different from the rest.
- Early diagnosis and treatment are crucial.
How can you tell if a spot is cancerous?
Redness or new swelling beyond the border of a mole. Color that spreads from the border of a spot into surrounding skin. Itching, pain, or tenderness in an area that doesn’t go away or goes away then comes back. Changes in the surface of a mole: oozing, scaliness, bleeding, or the appearance of a lump or bump.
When should I worry about a spot on my skin?
See a board-certified dermatologist if you spot anything changing, itching, or bleeding on your skin. New, rapidly growing moles, or moles that itch, bleed, or change color are often early warning signs of melanoma and should be examined by a dermatologist.
What are black dots on your skin called?
Age spots are small, flat dark areas on the skin. They vary in size and usually appear on areas exposed to the sun, such as the face, hands, shoulders and arms. Age spots are also called sunspots, liver spots and solar lentigines.
Which factor places a client at greatest risk for skin cancer?
Exposure to ultraviolet (UV) radiation from the sun plays a major role in the development of skin cancer. People who live at high altitudes or in areas with bright sunlight year-round have a higher risk of developing skin cancer.
Which race has the most skin cancer?
As of 2017, non-Hispanic white residents had the highest incidence rates of skin cancer among all ethnicities.
Why is skin cancer more prevalent today?
The main risk factor for skin cancer is excessive exposure to UV radiation from the sun, which is found to cause 86% of skin cancer cases in the country. The second most common source is exposure to artificial sources of UV radiation from indoor tanning beds and/or lamps.
Which is worse squamous cell or melanoma?
It’s three times as common as melanoma (some 200,000 new cases each year versus 62,000). Though not as common as basal cell (about one million new cases a year), squamous cell is more serious because it is likely to spread (metastasize).
Are skin cancers itchy?
Skin cancers often don’t cause bothersome symptoms until they have grown quite large. Then they may itch, bleed, or even hurt. But typically they can be seen or felt long before they reach this point.