This WebMD slideshow tells you how to spot the early warning signs of skin cancer and seek Precancerous Skin Lesions and Skin Cancer Slideshow. Pre-cancerous skin lesions can be a pre-cursor to the development of melanoma and about each type of skin cancer and what signs of change you should look out for - EARLY DETECTION DOWNLOAD EARLY DETECTION FACTSHEET. information about actinic keratosis, including warning sign photos, symptoms, The most common type of precancerous skin lesion, AKs appear on skin that.
Kind For Lesion: Precancerous Any Warning Signs Of
Early treatment of actinic keratoses may prevent them from developing into cancer. These precancerous lesions affect more than 10 million Americans. People with one actinic keratosis usually develop more. Up to 1 percent of these lesions can develop into a squamous cell cancer.
Actinic keratoses are most common in people older than 40, but can appear in younger individuals with extensive sun exposure. Because they can turn cancerous, affected areas should be regularly examined and treated by a primary care doctor or dermatologist. Basal cell carcinoma is the most commonly diagnosed skin cancer. In recent years, there has been an upturn in the diagnoses among young women and the rise is blamed on sunbathing and tanning salons. Basal cell carcinoma is rarely fatal and doesn't typically spread, but it's important to catch it in the early stages so the surgical removal is as non-invasive as possible.
It generally occurs on sun-exposed areas and often looks like pink bumps with the following features:. Squamous cell carcinoma is the second most common skin cancer after basal cell. It's rarely deadly, but may spread or recur if not caught early. It's often found on the head, hands, ears, back of neck and forearms — areas with more sun exposure. San Francisco, CA Phone: Call us at UCSF or browse our directory. A reddish patch or irritated area, frequently occurring on the face, chest, shoulders, arms, or legs.
Sometimes the patch crusts. It may also itch or hurt. At other times, it persists with no discomfort. A shiny bump or nodule that is pearly or clear and is often pink, red, or white.
The bump can also be tan, black, or brown, especially in dark-haired people, and can be confused with a normal mole. A pink growth with a slightly elevated rolled border and a crusted indentation in the center. As the growth slowly enlarges, tiny blood vessels may develop on the surface. A scar-like area that is white, yellow or waxy, and often has poorly defined borders; the skin itself appears shiny and taut.
This warning sign may indicate the presence of an invasive BCC that is larger than it appears to be on the surface.
Early Detection, Diagnosis and Staging
If you observe any of the warning signs or some other worrisome change in your skin, they can cause major disfigurement and occasionally result in nerve or muscle injury. Certain rare, aggressive forms can be lethal if not treated promptly. The most important warning sign for melanoma is a new spot on the be a sign of melanoma or another type of skin cancer, or a warning that it. Get the facts on skin cancer symptoms, warning signs, treatment, prevention, causes These precancerous lesions are changes in skin that are not cancer but.