This site is intended for healthcare professionals

Go to /sign-in page

You can view 5 more pages before signing in

High risk (annual risk of CVA = 8-12%)

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

High risk (annual risk of CVA = 8-12 %)

  • High risk is defined as either
    • previous ischaemic stroke/TIA or thromboembolic event, or,
    • age >=75 with hypertension, diabetes or vascular disease (coronary artery disease or peripheral vascular disease), or,
    • clinical evidence of valve disease, heart failure, or impaired LV function on echocardiography
  • if High risk then
    • anticoagulation with warfarin (INR target 2.5 (range 2.0-3.0) if no contraindications
    • if contraindications to warfarin then aspirin 75mg to 300mg per day if no contraindications


  1. The Practitioner 1999; 243:746-51.
  2. NICE (June 2006). Atrial Fibrillation

Related pages

Create an account to add page annotations

Annotations allow you to add information to this page that would be handy to have on hand during a consultation. E.g. a website or number. This information will always show when you visit this page.