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Today's Terms
Low back pain
Definition:
Common causes of low back pain include lumbar strain, nerve irritation, lumbar radiculopathy, bony encroachment, and conditions of the bone and joints.
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.
Burden of proof
Definition:
A party's job of convincing the decisionmaker in a trial that the party's version of the facts is true. In a civil trial, it means that the plaintiff must convince the judge or jury "by a preponderance of the evidence" that the plaintiff's version is true -- that is, over 50% of the believable evidence is in the plaintiff's favor.
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