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How is radiation therapy used to treat Merkel cell carcinoma?

In some cases, doctors may choose to treat Merkel cell carcinoma with radiation therapy. In radiation therapy, doses of high-energy rays are directed toward the cancerous growth. Radiation destroys cancer cells by damaging the cells' genetic material. This treatment is usually used after surgery to destroy any cancerous cells that may still be left after removing the tumor. Sometimes it may be used prior to surgery to shrink the tumor. It may also be used if cancer has spread to other parts of the body.

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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.