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NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 8,214 terms related to cancer and medicine.

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18F-fluoromethylcholine
(… FLOOR-oh-MEH-thul-KOH-leen)
A radioactive substance being studied in positron emission tomography (PET) imaging to find certain types of cancer. 18F-fluoromethylcholine gets taken up by cells in the body and more of it is taken up by cancer cells than by normal cells. A PET scanner is used to find which cells in the body have taken up 18F-fluoromethylcholine. Also called 18F-choline, 18F-FMCH, and fluorine F 18-fluoromethylcholine.