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NCI Dictionary of Cancer Terms

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NCI Dictionary of Cancer Terms



fluorine F 18 FEQA  listen  (FLOOR-een …)

  A radioactive substance being studied in positron emission tomography (PET) imaging to detect cancer and to monitor the response of some types of cancer to treatment. Fluorine F 18 FEQA attaches to the epidermal growth factor receptor (EGFR) found on the surface of some tumor cells. It is a type of radiopharmaceutical.