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Home >Information for Patients > Dictionary Index

Dictionary of Cancer Terms

View in Spanish: Terapia fotodinámica

Photodynamic therapy (FOH-toh-dy-NA-mik THAYR-uh-pee)
Treatment with drugs that become active when exposed to light. These activated drugs may kill cancer cells.

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