Skin cancer - Symptoms and causes - Mayo Clinic
2022年12月6日 · Skin cancer develops primarily on areas of sun-exposed skin, including the scalp, face, lips, ears, neck, chest, arms and hands, and on the legs in women. But it can also form on areas that rarely see the light of day — your palms, beneath your fingernails or toenails, and your genital area.
Common types of skin cancer
2024年8月8日 · Skin cancer is the most common cancer in the U.S., affecting millions worldwide. This cancer comes in two main types: melanoma, which is less common but more deadly, and nonmelanoma skin cancers, which include basa l cell carcinoma and squamous cell carcinoma.
Skin cancer - Diagnosis and treatment - Mayo Clinic
2022年12月6日 · Your doctor may look at your skin to determine whether your skin changes are likely to be skin cancer. Further testing may be needed to confirm that diagnosis. Remove a sample of suspicious skin for testing (skin biopsy).
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.
Squamous cell carcinoma of the skin - Symptoms and causes
2023年8月11日 · 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. Squamous cell carcinoma of the skin occurs when the squamous cells in the skin get changes in their DNA.
Melanoma - Symptoms and causes - Mayo Clinic
2023年12月30日 · Melanoma, another type of skin cancer, comes from the pigment cells, called melanocytes. Melanoma happens when something changes healthy melanocytes into cancer cells. Melanocytes are skin cells that make pigment that gives skin its color.
Basal cell carcinoma - Symptoms & causes - Mayo Clinic
2021年10月1日 · Basal cell carcinoma is a type of skin cancer that most often develops on areas of skin exposed to the sun, such as the face. On white skin, basal cell carcinoma often looks like a bump that's skin-colored or pink.
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: Asymmetry. Border irregularity. Color changes. Diameter greater than 1/4 inch (about 6 millimeters). Evolving.
Mohs surgery - Mayo Clinic
Mohs surgery is a procedure used to treat skin cancer. This surgery involves cutting away thin layers of skin. Each thin layer is looked at closely for signs of cancer. The process keeps going until there are no signs of cancer. The goal of Mohs surgery is to remove all of the skin cancer without hurting the healthy skin around it.
Squamous cell carcinoma of the skin - Diagnosis and treatment
2023年8月11日 · This common skin cancer usually looks like a bump or a scaly sore. Learn about symptoms and treatment options, including freezing, lasers and surgery. This content does not have an English version.