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Review Question - QID 107130

In scope icon M 2 B
QID 107130 (Type "107130" in App Search)
A 79-year-old man with a long-standing history of hypertension and diabetes presents to the emergency department with sudden-onset of loss of motor function on the left side of his body. Neurologic exam shows normal sensation throughout the body. MRI of the brain is obtained and shows a small sub-cortical infarct involving a perforating vessel. Which of the following is the most likely underlying pathogenesis?