NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,138 terms related to cancer and medicine.
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- bone-seeking radioisotope
- listen (bone-SEE-king RAY-dee-oh-I-soh-tope)
- A radioactive substance that is given through a vein, and collects in bone cells and in tumor cells that have spread to the bone. It kills cancer cells by giving off low-level radiation.