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Basic Types of Skin Cancer

There are several different types of skin cancer, all of which may appear differently on your body. For this reason, it's important to visit your doctor when you've got any moles, lumps, spots, blisters, sores, spots, or anything else on your skin that bother you for some reason, or that you believe might be cancerous. In the past, doctors used X-rays and MRIs to determine whether skin cancer was present, but more recently, molecular imaging has proven to be even more effective in this regard. This means that your doctor can check for these types of abnormalities more quickly and easily than he or she could in the past.

types of skin cancer|types of skin cancer

There are three types of precancerous skin disease that you should be aware of. They are generally classified as either squamous cell carcinoma (SCC) or melanoma. These two cancers usually develop on the epidermis, which is the top layer of the skin's outermost layer. Melanoma is not always cancerous, although it will tend to spread much faster than SCCs will. While they are quite similar in appearance, there are noticeable differences between the two.

SCCs are usually a mixture of white blood cells and melanocytes, which are the cells that allow your skin to produce melanin. Melanin is a pigment that gives your skin its dark color. SCCs are caused by something going wrong with the melanocytes and developing cancer usually begins in these cells.

Another set of precancerous lesions are called dysplastic lesions. Dysplastic lesions are typically diagnosed when they first appear. These are generally not cancerous, but because of their unusual shape, they can be difficult to treat. They can become cancerous fairly quickly, however, and treatment usually involves removing them and checking for further abnormalities. Other causes of dysplastic lesions include injury, such as from surgery, certain medications, and exposure to certain chemicals and pollutants.

The final two types of lesions are generally lumpier than dysplastic nevi and are referred to as flat types of skin cancer. These typically have an irregular contour and are about a quarter-inch across. Most frequently they are caused by skin tags, but occasionally they can be due to polyps or cancerous growths. If they become cancerous, they will likely be large, encompassing several layers of tissue.

Scleroderma is a type of cancer that affects the capillaries beneath the surface of the skin cells. It occurs in three different types - basal cells, squamous cells, and melanin-specialized cells. Basal cells are simply blood vessels found in the epidermis that transport nutrients and waste away from the tissues. Squamous cells are larger and are found on the surface of the skin, while melanin-specialized cells are found deep within the epidermis. Both types of melanin cells exist in fair-skinned individuals, but melanin can become elevated in individuals with pale skin, causing them to develop scleroderma.

Melanoma is one of the final types of skin cancer to be discussed. This is a form of cancer that begins below the surface of the skin, rather than on it. It accounts for approximately five percent of all cases. The cancer begins with the growth of a melanoma tumor, which is like the development of a regular mole. They can become large enough to block the passage of some blood cells, resulting in a pooling of the waste products beneath the skin's surface. As the tumors continue to grow, they block the flow of nutrients to the cells, causing the death of the affected area and the cessation of its pigmentation.

Since most types of skin cancer begin in moles that have already developed, it can be difficult for many people to avoid getting moles or skin cancer. Fortunately, there are plenty of things that many people can do to make sure that they're never exposed to skin cancer that develops. Anyone who spends a great deal of time outdoors should wear a sunscreen containing a high concentration of Vitamin D. People who have frequent contact with the sun may also benefit from wearing hats, sunglasses, and other protective clothing. The most important thing that an individual can do to avoid developing any type of skin cancer is to limit their exposure to the sun.

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