ERES Bonaerense Medicina Practice Questions - Buenos Aires Province Health Residencies Examination (Examen De Residencias Del Sistema De Salud Bonaerense - ERES Medicina) Exam

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A 72-year-old man with a history of hypertension and type 2 diabetes mellitus presents for a routine check-up. He is asymptomatic, but physical examination reveals an irregularly irregular pulse at 88 bpm. An ECG confirms atrial fibrillation. Transthoracic echocardiogram shows normal left ventricular function and mild left atrial enlargement without valvular heart disease. His CHA2DS2-VASc score is calculated as 3 (Age 65-74 = 1, Hypertension = 1, Diabetes = 1). According to clinical guidelines, what is the best strategy for stroke prevention in this patient?

Dual antiplatelet therapy with aspirin 100 mg daily plus clopidogrel 75 mg daily Aspirin 325 mg daily alone as monotherapy No antithrombotic therapy is indicated because the patient is entirely asymptomatic and normofrequent Oral anticoagulation with a direct oral anticoagulant (DOAC, e.g., apixaban, dabigatran, or rivaroxaban) or a vitamin K antagonist (acenocoumarol/warfarin)

Correct Answer:

Oral anticoagulation with a direct oral anticoagulant (DOAC, e.g., apixaban, dabigatran, or rivaroxaban) or a vitamin K antagonist (acenocoumarol/warfarin)

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