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Home >Information for Patients > Dictionary Index

Dictionary of Cancer Terms

View in Spanish: Micrometástasis

Micrometastasis (MY-kroh-meh-TAS-tuh-sis)
Small numbers of cancer cells that have spread from the primary tumor to other parts of the body and are too few to be picked up in a screening or diagnostic test.

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