An open sore that bleeds, oozes, or crusts and remains open for three to more weeks.  A reddish patch of irritated area, frequently occurring on the chest, shoulders, arms, or legs. A shiny bump or nodule that is pearly or translucent and is often pink, red, or white.  The bump can also be tan, black, or brown and can be confused with a mole.  A pink growth with a slightly elevated, rolled border and a crusted indentation in the center.  A scar-like area which is white, yellow, or waxy and often has poorly defined borders.