5 Things You Need To Know About Keratoacanthoma
Keratoacanthoma is a benign skin tumor that looks similar to squamous cell carcinoma, a type of skin cancer. Here are five things you need to know about it. What are the signs of keratoacanthoma? Keratoacanthomas are smooth and dome-shaped and usually appear on parts of the skin that get a lot of sun exposure like the face, arms, or hands. These tumors are very small at first and may be only one or two millimeters in diameter when they first appear.