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Dictionary of Cancer Terms

View in Spanish: Xeroderma pigmentoso

Xeroderma pigmentosum (ZEER-oh-DER-ma pig-men-TOH-sum)
A genetic condition marked by an extreme sensitivity to ultraviolet radiation, including sunlight. People with xeroderma pigmentosum are not able to repair skin damage from the sun and other sources of ultraviolet radiation, and have a very high risk of skin cancer.

Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.