Check for new or changing spots on the skin
Look for sores that do not heal
Watch for moles that change in size, shape, or color
Look for asymmetry in a mole or spot
Check for irregular or blurred borders
Watch for multiple colors in one lesion
Look for a diameter larger than 6 mm
Notice any spot that is itchy, painful, bleeding, or crusting
Check for shiny, pearly, red, or scaly patches
Look for rough, scaly, or thickened areas
Examine skin regularly with good lighting and a mirror
Inspect the scalp, ears, nails, palms, soles, and between the toes
See a dermatologist if any suspicious change appears
Get a professional skin exam if you are at higher risk