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Questions About Cancer? 1-800-4-CANCER

NCI Dictionary of Cancer Terms

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dementia  listen  (deh-MEN-shuh)

  A condition in which a person loses the ability to think, remember, learn, make decisions, and solve problems. Symptoms may also include personality changes and emotional problems. There are many causes of dementia, including Alzheimer disease, brain cancer, and brain injury. Dementia usually gets worse over time.