What is the role of oral anticoagulation in stroke prevention?

Updated: Dec 18, 2018
  • Author: Salvador Cruz-Flores, MD, MPH, FAHA, FCCM, FAAN, FACP, FANA; Chief Editor: Helmi L Lutsep, MD  more...
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Oral anticoagulation is the therapy of choice for primary and secondary stroke prevention in patients with atrial fibrillation and any of the known additional risk factors. [1, 2] Asymptomatic patients younger than 65 years with atrial fibrillation and none of the other risk factors are at a low risk and either should be treated with aspirin or should not be treated at all.

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