Seborrheic keratoses are brown or black growths usually found on the chest and back, as well as on the head. They originate from cells called keratinocytes. As they develop, seborrheic keratoses take on a warty appearance. They do not normally lead to skin cancer.
What Causes Seborrheic Keratoses?
The cause of seborrheic keratoses is unknown. They are seen more often as people get older.
How Are Seborrheic Keratoses Treated?
Seborrheic keratoses are harmless and are not contagious. Therefore, they don’t need to be treated.If you decide to have seborrheic keratoses removed because you don’t like the way they look, or because they are chronically irritated by clothing, methods for removing them include cutting them off, cryosurgery, and electrosurgery.