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Today's Terms
Cerebral edema
Definition:
Accumulation of excessive fluid in the substance of the brain. The brain is especially susceptible to injury from edema, because it is located within a confined space and cannot expand.
Years of Potential Life Lost
Definition:
Years of potential life lost (YPLL) is a measure of premature mortality. YPLL is presented for persons under 75 years of age because the average life expectancy in the United States is over 75 years.
Traumatic Brain Injury
Definition:
Serious injury to the head often resulting in severe and permanent damage to the brain. A bone may break or fracture when the force applied against it is greater than the strength of the bone itself.
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