Prosthetic Valve Anticoagulation — EECC MCQ
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Correct answer: A — Use warfarin rather than a DOAC
DOACs are contraindicated in mechanical prosthetic valves; warfarin is indicated. Aspirin alone is insufficient; cardioversion or sinus rhythm does not negate the need for valve-related anticoagulation.
Reference: https://www.nice.org.uk/guidance/conditions-and-diseases/cardiovascular-conditions