Dictionary of Cancer Terms
View in Spanish: Demencia
Dementia (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.
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.