NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,214 terms related to cancer and medicine.
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- listen (FOH-toh-koh-A-gyuh-LAY-shun)
- The use of an intense beam of light, such as a laser, to seal off blood vessels or destroy tissue. It is used to treat certain eye conditions, and may be used to destroy blood vessels that a tumor needs to grow.