Pronunciation: (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.

Source: NCI Dictionary of Cancer Terms

2007-05-11 Date last modified: 2008-02-19