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What causes nodular melanoma?

Though the specific cause of nodular melanoma is unknown, it's thought that melanoma develops when there are problems with the DNA that controls certain skin cells. In people with melanoma, DNA is damaged and causes an overgrowth of the skin cells that produce skin pigment, which results in a cancerous melanoma. Although it's not proven that ultraviolet (UV) light causes melanoma, skin that is exposed to UVA and UVB radiation from sun exposure or tanning beds may be more vulnerable to damage.

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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.