USMLE Step 2 Quiz
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NEUROLOGY
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A 77-year-old woman with a history of atrial fibrillation presents to the emergency department with vision changes. She reports that she suddenly cannot see anything on the right side. On examination, she has a right homonymous hemianopia. Pupillary light reflexes are normal. Notably, her central vision seems to be spared when tested with a central target. This specific visual field defect is most likely caused by an occlusion of which artery?
This specific visual field defect is most likely caused by an occlusion of which artery?
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