What is a superficial squamous cell carcinoma?
What is a superficial squamous cell carcinoma?
Squamous cell carcinoma is the second most common form of skin cancer. It forms in the squamous cells that make up the middle and outer layer of the skin. Most squamous cell carcinomas result from prolonged exposure to ultraviolet radiation from the sun or tanning beds or lamps.
Where are carcinomas most often found on the body?
About 2 out of 10 skin cancers are squamous cell carcinomas (also called squamous cell cancers). These cancers start in the flat cells in the upper (outer) part of the epidermis. These cancers commonly appear on sun-exposed areas of the body such as the face, ears, neck, lips, and backs of the hands.
What part of the body does carcinoma affect?
Carcinoma is a type of cancer that starts in cells that make up the skin or the tissue lining organs, such as the liver or kidneys. Like other types of cancer, carcinomas are abnormal cells that divide without control. They are able to spread to other parts of the body, but don’t always.
What causes carcinoma?
Exposure to UV rays is the main risk factor for both basal and squamous cell carcinoma. People with light-colored skin that easily burns or freckles are at greater risk than those who have darker skin, because they don’t have as much melanin, a skin pigmentation that serves as protection against the sun.
Is carcinoma malignant or benign?
Carcinoma: These tumors form from epithelial cells, which are present in the skin and the tissue that covers or lines the body’s organs. Carcinomas can occur in the stomach, prostate, pancreas, lung, liver, colon, or breast. They are a common type of malignant tumor.
Does carcinoma mean malignant?
Carcinoma is a malignancy that begins in the skin or in tissues that line or cover internal organs. Sarcoma is a malignancy that begins in bone, cartilage, fat, muscle, blood vessels, or other connective or supportive tissue.
