A patient with serious neurologic trauma is being evaluated for brain death using cerebral blood flow studies. What is the most accurate information the nurse can provide when discussing the test with the family?
A) If the test shows no blood flow to the cerebral hemispheres, brain death is definite.
B) If the test shows adequate flow to the cerebral hemispheres, the brain is viable.
C) The test will give a more accurate measurement of intracranial pressure.
D) The test is performed only after all sedative and pain medications are discontinued.
A
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