2 Years in Medicine / Internal Medicine — 81yo Man | Neurology | SMLE Q#11182
SMLE Question #11182
Medicine / Internal Medicine
Neurology
Objective: OBJ-307
Last updated: February 2026
An 81-year-old man has progressive memory loss for 2 years. He misplaces items, repeats questions within minutes, and recently has difficulty recognizing family members. He remains independent in basic activities of daily living but needs reminders for medications and bill payments. Neurologic examination shows no focal deficits or gait abnormalities. Which of the following is the most common cause of this type of cognitive impairment in older adults?
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