NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,922 terms related to cancer and medicine.

Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related word or phrase in the search box.

bone marrow metastasis
(bone MAYR-oh meh-TAS-tuh-sis)
Cancer that has spread from the original (primary) tumor to the bone marrow.