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Home >Information for Patients > Dictionary Index

Dictionary of Cancer Terms

View in Spanish: Fototerapia

Phototherapy (FOH-toh-THAYR-uh-pee)
The treatment of disease with certain types of light. Phototherapy can use lasers, LED, fluorescent lamps, and ultraviolet or infrared radiation. Also called light therapy.



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