Can You Determine the Vascular Territory Affected in This Patient?

Welcome to the next episode of The Reveal where we take you inside the mind of a test-taker to deconstruct and connect the dots of a board-style question so you can become a better student, transform how you learn, and excel not only on high-stakes exams, but also in your general medical knowledge. Let’s get started.

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A 67-year-old man with a history of hypertension and diabetes mellitus presents to the emergency department with sudden onset of left leg weakness. His examination is notable for 3/5 strength in his left lower extremity as well as diminished sensation over his left toes, foot, and leg. He has a flat affect and appears slow in his speech. Which of the following vascular territories is most likely affected in this patient?

A) Left lenticulostriate arteries

B) Left posterior cerebral artery

C) Right anterior cerebral artery

D) Right middle cerebral artery

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