NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,812 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 IVC lip and oral cavity cancer
(... OR-ul KA-vih-tee KAN-ser)
Stage IV is divided into stages IVA, IVB, and IVC. In stage IVC, the tumor has spread beyond the lip or oral cavity to distant parts of the body, such as the lungs. The tumor may be any size and may have spread to lymph nodes.