Melanoma - Symptoms and causes - Mayo Clinic
2023年12月30日 · Melanoma is a kind of skin cancer that starts in the melanocytes. Melanocytes are cells that make the pigment that gives skin its color. The pigment is called melanin. ... The first melanoma signs and symptoms often are: A change in an existing mole. The development of a new pigmented or unusual-looking growth on the skin.
Skin cancer - Symptoms and causes - Mayo Clinic
2022年12月6日 · Melanoma signs and symptoms. Melanoma can develop anywhere on your body, in otherwise normal skin or in an existing mole that becomes cancerous. ... Skin cancer that starts in the squamous cells is called squamous cell carcinoma of the skin. Melanoma, another type of skin cancer, comes from the pigment cells, called melanocytes. Skin cancer ...
Melanoma pictures to help identify skin cancer - Mayo Clinic
2023年12月16日 · Melanoma is a serious form of skin cancer. It often can be cured if found early. These melanoma pictures can help show you what to look for. The American Academy of Dermatology advises watching skin spots for:
Melanoma - Diagnosis and treatment - Mayo Clinic
2023年12月30日 · If the melanoma has grown deeper into the skin, there might be a risk that the cancer has spread. So other treatments are often used to make sure all the cancer cells are killed. If the melanoma has grown deeper into the skin or if it may have spread to the nearby lymph nodes, surgery might be used to remove the lymph nodes. Radiation therapy
Nonmelanoma skin cancer - Symptoms and causes - Mayo Clinic
2024年1月19日 · Nonmelanoma skin cancer refers to all the types of cancer that occur in the skin that are not melanoma. Several types of skin cancer fall within the broader category of nonmelanoma skin cancer, with the most common types being basal cell carcinoma and squamous cell carcinoma.
Slide show: Melanoma pictures to help identify skin cancer
2021年3月10日 · Previous Next 2 of 6 A: Asymmetry. Asymmetrical skin growths, in which one part is different from the other, may indicate melanoma. Here, the left side of the mole is dark and slightly raised, whereas the right side is lighter in color and flat.
Skin cancer - Diagnosis and treatment - Mayo Clinic
2022年12月6日 · Learn about skin cancer, including basal cell carcinoma, melanoma and squamous cell carcinoma. Find out about symptoms, treatments and ways to lower your risk. This content does not have an English version.
Mayo Clinic Q and A: Screening for skin cancer: Who is at risk?
2024年8月22日 · Melanoma is the most dangerous. The first sign of melanoma is a change in an existing mole or a new, unusual-looking growth on the skin. Characteristics of a mole that may indicate melanoma are: Asymmetrical shape. Unusual border. Changes in color and size. New symptoms such as itchiness or bleeding. There are several different types of melanoma.
What you need to know about skin cancer - Mayo Clinic News …
2020年5月27日 · Melanoma can be treated successfully if it is detected early. The first melanoma signs and symptoms often include: A change in an existing mole; The development of a new pigmented or unusual-looking growth on your skin; Knowing the warning signs of skin cancer can help ensure that cancerous changes are detected and treated before the cancer has ...
Eye melanoma - Symptoms and causes - Mayo Clinic
2022年8月9日 · Eye melanoma is a type of eye cancer. Learn about symptoms and treatments for this rare cancer. ... may increase your risk of developing melanoma on your skin and in your eye. In addition, people with abnormal skin pigmentation involving the eyelids and adjacent tissues and increased pigmentation on their uvea — known as ocular melanocytosis ...