People who have these are also at higher risk for other skin cancers, so close follow-up with a doctor is important. Keratoacanthomas are dome-shaped tumors that are found on sun-exposed skin. They may start out growing quickly, but their growth usually slows down. Many keratoacanthomas shrink or even go away on their own over time without any treatment.
But some continue to grow, and a few may even spread to other parts of the body. They can be hard to tell apart from squamous cell skin cancer, and their growth is often hard to predict, so many skin cancer experts recommend treating them typically with surgery. These cancers develop from melanocytes, the pigment-making cells found in the epidermis. Melanomas are much less common than basal and squamous cell cancers, but they are more likely to grow and spread if left untreated.
Melanoma are discussed in Melanoma Skin Cancer. Most skin tumors are benign not cancerous and rarely if ever turn into cancers. There are many kinds of benign skin tumors, including:. Want to spread the word about skin cancer awareness?
Complete the form and you may end up on our website. Basal Cell Carcinoma Overview. The Most Common Skin Cancer. What is a basal cell? What does BCC look like? How dangerous is BCC? How widespread is BCC? Risk Factors. Warning Signs. An estimated 3. Mohs surgery reduces recurrence rates for skin cancers. This surgery is useful for basal cell and squamous cell cancers but is less often used for melanoma.
The following are some English-language resources that may be useful. See the following sites for comprehensive information about basal cell carcinoma, including detection, prevention, treatment options, and other resources:. Merck and Co. From developing new therapies that treat and prevent disease to helping people in need, we are committed to improving health and well-being around the world.
The Manual was first published in as a service to the community. Learn more about our commitment to Global Medical Knowledge. This site complies with the HONcode standard for trustworthy health information: verify here.
Common Health Topics. More Information. Skin Cancers. Test your knowledge. Atopic dermatitis, commonly known as eczema, is a chronic condition that causes itchy inflammation of the upper layers of skin. Eczema is especially common in people who have hay fever or asthma, and in people whose family members have these conditions. Eczema is common, particularly in urban areas and developed countries.
What percentage of children and adolescents are affected by eczema? More Content. Usually, a small, shiny bump appears on the skin and enlarges slowly. Although this cancer can often be identified by sight, doctors usually do a biopsy.
There are several types of basal cell carcinomas. Examine both the front and the back of your legs and your feet, including the soles and the spaces between your toes. Also check your genital area and between your buttocks.
Mayo Clinic does not endorse companies or products. Advertising revenue supports our not-for-profit mission. This content does not have an English version. This content does not have an Arabic version. Overview Basal cell carcinoma on white skin Open pop-up dialog box Close. Basal cell carcinoma on white skin 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. Basal cell carcinoma on brown skin Open pop-up dialog box Close.
Basal cell carcinoma on brown skin 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. Request an Appointment at Mayo Clinic. Where skin cancer develops Open pop-up dialog box Close. Where skin cancer develops Skin cancer begins in the cells that make up the outer layer epidermis of your skin. Share on: Facebook Twitter. Show references AskMayoExpert.
Basal cell carcinoma. Mayo Clinic; Basal cell skin cancer.
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