Some internal tumors may even contain cartilage, bone fragments and teeth. Dermoid cysts may be removed surgically for cosmetic reasons. Freckles are more common in people with blond or red hair. No treatment is necessary for freckles. Keloids are more common in African-Americans.
Keloids respond poorly to most treatment approaches.
Injections of corticosteroid drugs may help to flatten the keloids. Other treatment approaches may include surgery or silicone patches to further flatten the keloids. These growths tend to appear on the face, forearm, or back of the hand. They usually disappear after a couple of months, but may leave scars. Treatment usually includes a skin biopsy to rule out skin cancer.