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Dictionary of Cancer Terms

View in Spanish: Terapia con psoraleno y radiación ultravioleta A

Psoralen and ultraviolet A therapy (SOR-uh-len…UL-truh-VY-oh-let A THAYR-uh-pee)
A type of photodynamic therapy used to treat skin conditions such as psoriasis, vitiligo, and skin nodules of cutaneous T-cell lymphoma. The patient receives psoralen (a drug that becomes active when it is exposed to light) by mouth or applied to the skin, followed by ultraviolet A radiation. Psoralen and ultraviolet A therapy may increase the risk of getting skin cancer. Also called PUVA therapy.

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