Atypical moles and melanoma can have similar features, such as asymmetry, larger than 6 millimeters (mm), and blurred borders. Other signs of melanoma may include itchiness, pain, or rapid changes in ...

A mole is an unwanted skin growth. It usually looks like a flat or raised bump that’s the color of your skin or darker. Most people get moles as a teenager or adult. Some moles are present at birth.