Is skin pigmentation a type of skin cancer?
Melanoma, the most serious type of skin cancer, develops in the cells (melanocytes) that produce melanin — the pigment that gives your skin its color. Melanoma can also form in your eyes and, rarely, inside your body, such as in your nose or throat.
What cancer causes skin discoloration?
Basal cell carcinoma is a form of cancer that affects the top layer of skin. It produces painful bumps that bleed in the early stages. The associated bumps may be discolored, shiny, or scar-like. Squamous cell carcinoma is a type of skin cancer that begins in the squamous cells.
How would you know if a discoloration on the skin is cancerous or not?
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.
What does it mean if you have hyperpigmentation?
Hyperpigmentation is a common, usually harmless condition in which patches of skin become darker in color than the normal surrounding skin. This darkening occurs when an excess of melanin, the brown pigment that produces normal skin color, forms deposits in the skin.
Is there a skin disorder that destroys pigmentation?
If you have vitiligo in a place that has hair, the hair on your body may also turn white. The condition occurs when melanocytes (the skin cells that produce melanin, the chemical that gives skin its color, or pigmentation) are destroyed by the body’s immune system.
Which skin color is most likely to get skin cancer?
People with light skin are much more likely to have their skin damaged by UV rays (and to get skin cancer), but darker-skinned people, including people of any ethnicity, can also be affected. For some people, the skin tans when it absorbs UV rays.
What do cancer bruises look like?
Small, pinhead-sized red spots on the skin (called “petechiae”) may be a sign of leukaemia. These small red spots are actually very small bruises that cluster so that they look like a rash.
What do Leukemia spots look like?
Leukemia cutis appears as red or purplish red, and it occasionally looks dark red or brown. It affects the outer skin layer, the inner skin layer, and the layer of tissue beneath the skin. The rash can involve flushed skin, plaques, and scaly lesions. It most commonly appears on the trunk, arms, and legs.
Can you have stage 4 melanoma and not know it?
When stage 4 melanoma is diagnosed after a scan, there may be no symptoms at all, and it can be difficult to believe the cancer has spread. However, people with stage 4 melanoma may have a very wide range of symptoms. People who have melanoma diagnosed in the brain are told not to drive.
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 Stage 1 melanoma look like?
Stage 1: The cancer is up to 2 millimeters (mm) thick. It has not yet spread to lymph nodes or other sites, and it may or may not be ulcerated. Stage 2: The cancer is at least 1 mm thick but may be thicker than 4 mm. It may or may not be ulcerated, and it has not yet spread to lymph nodes or other sites.