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concussion |
Also found in: Dictionary/thesaurus, Medical, Legal, Wikipedia, Hutchinson | 0.06 sec. |
concussionPeriod of nervous-function impairment that results from relatively mild brain injury, often with no bleeding in the cerebral cortex. It causes brief unconsciousness, followed by mental confusion and physical difficulties. These effects usually clear up within hours, but in some cases disturbance of consciousness continues, and there may be residual symptoms. Some level of amnesia often accompanies concussion. Recovery from concussion is almost always complete unless more serious injury, such as skull fracture, accompanies it. |
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Two miles away, fans at Citizens Bank Park go quiet when the concussive force and noise of the explosion reach them. Here in the depths of winter on the Central Coast, a storm is heading in, and nature trumpets her intentions with the deep, concussive sound of waves pounding the shore. Several common features that incorporate clinical, pathological and biomechanical injury constructs that may be utilized in defining the nature of a concussive head injury include: |
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