Which assessment finding by the nurse characterizes a mild concussion?
a. A brief loss of consciousness
b. Significant behavioral changes
c. Retrograde amnesia
d. Permanent confusion
ANS: C
Mild concussion is characterized by immediate but transitory confusion that lasts for one to sev-eral minutes, possibly with amnesia for events preceding the trauma. Individuals with extradural hematomas lose consciousness at injury; one third then become lucid for a few minutes to a few days. Persons with diffuse brain injury demonstrate behavioral changes. Individuals with a mild concussion experience transient, not permanent, confusion.
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