Know Your ABCDEs

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It’s important to check your skin for suspicious moles once a month and report anything unusual to your health care professional. Remember the ABCDE rule: Asymmetry (one half of the mole doesn’t match the other), Border irregularity, Color that is not uniform, Diameter greater than 6 mm — (about the size of a pencil eraser), and Evolving size, shape or color.


Normal Mole; Abnormal Mole


Normal Mole: Abnormal Mole


Normal Mole; Abnormal Mole; Abnormal Mole


Normal Mole; Abnormal Mole


If you notice any CHANGE in size, shape or elevation of a mole, or experience any new symptom such as bleeding, itching or crusting, see your health care professional promptly.

For more about the ABCDEs of melanoma and how to conduct a self-exam for skin cancer, please watch this video.

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