What happens to cells in skin cancer?
Skin cancer occurs when the body does not repair damage to the DNA inside skin cells, allowing the cells to divide and grow uncontrollably.
What part of the body does skin cancer non-melanoma affect?
Nonmelanoma skin cancer often develops in areas exposed to the sun, such as the head, face, neck, arms, and hands. But it can start anywhere on the body. It may appear as a new growth.
What is the difference between melanoma and non-melanoma?
Nonmelanoma skin cancer can refer to any cancer that forms in the basal, squamous or Merkel cells of the skin. Melanoma is a cancer that develops in the skin’s melanocytes.
At what age does skin cancer typically occur?
Most basal cell and squamous cell carcinomas typically appear after age 50. However, in recent years, the number of skin cancers in people age 65 and older has increased dramatically. This may be due to better screening and patient tracking efforts in skin cancer.
What are the 4 signs of skin cancer?
How to Spot Skin Cancer
- Asymmetry. One part of a mole or birthmark doesn’t match the other.
- Border. The edges are irregular, ragged, notched, or blurred.
- Color. The color is not the same all over and may include shades of brown or black, sometimes with patches of pink, red, white, or blue.
- Diameter. …
Can you have melanoma for years and not know?
How long can you have melanoma and not know it? It depends on the type of melanoma. For example, nodular melanoma grows rapidly over a matter of weeks, while a radial melanoma can slowly spread over the span of a decade. Like a cavity, a melanoma may grow for years before producing any significant symptoms.
What does non-melanoma look like?
pale white or yellow flat areas that look like scars. raised and scaly red patches. small, smooth and shiny lumps that are pearly white, pink or red. a pink growth with raised edges and indents in the centre.
Where does skin cancer spread to first?
Normally, the first place a melanoma tumor metastasizes to is the lymph nodes, by literally draining melanoma cells into the lymphatic fluid, which carries the melanoma cells through the lymphatic channels to the nearest lymph node basin.
Which skin cancer grows fastest?
Merkel cell carcinoma tends to grow fast and to spread quickly to other parts of your body. Treatment options for Merkel cell carcinoma often depend on whether the cancer has spread beyond the skin.
Is Basal cell skin cancer serious?
How dangerous is BCC? While BCCs rarely spread beyond the original tumor site, if allowed to grow, these lesions can be disfiguring and dangerous. Untreated BCCs can become locally invasive, grow wide and deep into the skin and destroy skin, tissue and bone.