NCI Dictionary of Cancer Terms

The NCI Dictionary of Cancer Terms features 8,357 terms related to cancer and medicine.

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samarium Sm 153-lexidronam pentasodium
(suh-MAYR-ee-um … LEK-sih-DROH-nam PEN-tuh-SOH-dee-um)
A drug used to treat bone pain caused by bone cancer and other cancers that have spread to the bone. It contains a radioactive substance called samarium Sm 153. Samarium Sm 153-lexidronam pentasodium collects in bone and gives off radiation that may kill cancer cells. Also called Quadramet.