A client is admitted with signs and symptoms of early Alzheimer disease. What would be used to confirm this client's diagnosis?
A) Abnormal CT scan findings of neuritic plaques and tangles in the brain
B) Client history and physical examination
C) Positive blood tests for beta-amyloid and tau proteins
D) Blood test for amyloid plaques and neurofibrillary tangles
Answer: B
The diagnosis of Alzheimer disease is based on the client history and physical examination. There is currently is no one test or procedure that makes the diagnosis of Alzheimer disease. Changes in the brain with Alzheimer disease include neuritic plaques containing beta-amyloid protein and neurofibrillary tangles containing tau protein, but these changes are found at autopsy, not by a CT scan or blood test.
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