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Home >Information for Patients > Dictionary Index

Dictionary of Cancer Terms

View in Spanish: Cáncer resistente al tratamiento

Refractory cancer (rih-FRAK-tor-ee KAN-ser)
Cancer that does not respond to treatment. The cancer may be resistant at the beginning of treatment or it may become resistant during treatment. Also called resistant cancer.

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