NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,811 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.

CMS
A condition that may occur in patients who have had surgery to remove a tumor in certain parts of the brain, including the cerebellum. CMS usually appears 1 or 2 days after surgery. Symptoms include loss of speech, trouble swallowing and eating, loss of balance, trouble walking, loss of muscle tone, mood swings, and changes in personality. Many of these symptoms go away over time. Also called cerebellar mutism syndrome.