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Carotid stenosis symptoms — ABFM Board MCQ

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HardNeurologyCarotid stenosis symptomsABFM Board

A 72-year-old woman has two episodes of transient monocular vision loss in the right eye lasting 5 minutes. She has a right carotid bruit and vascular risk factors. Which of the following is the most likely diagnosis?

Educational content. Not a substitute for clinical judgement or local policy.

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Correct answer: B — Amaurosis fugax from carotid disease

Transient monocular vision loss with ipsilateral carotid bruit suggests amaurosis fugax from carotid atherosclerotic emboli.

Reference: American Family Physician clinical reviews and AAFP guidance: https://www.aafp.org/pubs/afp.html