How common is squamous cell carcinoma?
Skin cancer, including squamous cell carcinoma, is the most common type of cancer.
Author: Jonathan Meddings
First answered: 22 Sep 2014
Last reviewed: 19 May 2018
Rating: 4.7/5 Votes: 1143
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Squamous cell carcinomas is a type of skin cancer that originates in the squamous cells, which form the outer layer of the top layer of skin (epidermis).
Sometimes squamous cell carcinoma begins as a pre-cancerous growth called an actinic keratosis, which is visible as small, pink, itchy, scaly patches. Squamous cell carcinoma appears as a flat reddish patch that grows slowly, or a …
Squamous cell carcinoma is caused by damage to the DNA of squamous cells that causes them to replicate uncontrollably. For squamous cell carcinoma of the skin, the cellular damage is caused by UV radiation, which can come from sunlight, but also …
People at greatest risk of developing squamous cell carcinoma include those who have been sunburnt, who have accumulated long-term exposure to the sun (for instance by working outdoors), people who sunbathe or use tanning beds, people with a family history …
A pathologist will diagnose squamous cell carcinoma by examining a sample of the affected skin.
Squamous cell carcinoma is treated using a combination of surgery, cryosurgery, radiation therapy, biologic and retinoid therapy and chemotherapy.
The prognosis for squamous cell carcinoma varies according to the stage of the cancer. If the disease is detected before it has had time to spread throughout the body, the prognosis is usually good.
You cannot prevent skin cancer, but you can reduce your risk by limiting exposure to UV radiation during peak UV times, not tanning in the sun or using sun beds, seeking out shade and wearing protective clothing such as hats and long-sleeved shirts …