NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,916 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.

stage IV anal cancer
(... AY-nul KAN-ser)
The tumor may be any size, and cancer has spread to distant parts of the body. It may also have spread to lymph nodes and nearby organs.