Squamous cell carcinoma is the second most common type of cancer in the United States, with approximately 700,000 new cases diagnosed each year. It occurs most often on the limbs, head and neck -- areas with a greater exposure to the sun -- but can appear anywhere on the body. The carcinoma usually appears as a crusty or scaly area of the skin, with a red, inflamed base. It can resemble a bump or sore that doesn't heal.
When SCC is treated early, it can be cured. However, when left untreated it can spread to underlying tissues, causing disfigurement. While not common, it can spread to the lymph nodes, blood vessels, nerves, muscles and organs, and can cause death.
Treating squamous cell carcinoma
The first-ever comprehensive statement on treatment guidelines for squamous cell carcinoma (SCC) was published in November 2015 by the