NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,176 terms related to cancer and medicine.
We offer a widget that you can add to your website to let users look up cancer-related terms. Get NCI’s Dictionary of Cancer Terms Widget.
- A radioactive substance being studied in positron emission tomography (PET) imaging to find certain types of cancer. 18F-FMCH 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-FMCH. Also called 18F-choline, 18F-fluoromethylcholine, and fluorine F 18-fluoromethylcholine.