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What does it mean when a mole has ragged edges?

Dr. Mehmet Oz, MD
Cardiology (Cardiovascular Disease)
When a mole has ragged or notched edges, it means that the cells inside of it are growing beyond their usual boundaries. That could mean that the mole has become cancerous. When skin cancer, or melanoma, is underway, it causes the mole to develop notches along the border as the cancerous cells spread out. Ordinary moles have distinct, smooth borders. Have a doctor check any moles that have changed in size, appearance, color, or shape.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.