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NCI Dictionary of Cancer Terms


infrared coagulation  listen  (IN-fruh-RED koh-A-gyuh-LAY-shun)

  A technique in which abnormal tissue is exposed to a burst of infrared light (a type of radiation). This causes blood in veins in the tissue to coagulate (harden) and the abnormal tissue to shrink. It is being studied in the prevention of anal cancer in some patients with HIV.