The HAS-BLED Score for Bleeding Risk on Oral Anticoagulation in Atrial Fibrillation |
- Hypertension (Uncontrolled Systolic > 160mmHg) - +1
- Abnormal renal function (Dialysis or creatinine > 200 mcg/L) - +1
- Abnormal liver function (ALP/AST/ALT > 3x normal, or bilirubin 2x normal, or cirrhosis) - +1
- Age > 65 years - +1
- History of stroke - +1
- History of bleeding - +1
- Labile INRs - +1
- Concurrent use of drugs predisposing to bleeding (Antiplatelet agents, NSAIDs) - +1
- Alcohol intake > 8 units/week - +1
|
Score: Maximum Possible Score is 9 |
- A score of 3 or more indicates an increased one-year bleeding risk on anticoagulation, warranting caution or more frequent review.
- This risk includes major bleeding events, such as intracranial bleeds, bleeds requiring hospitalization, a hemoglobin drop > 2g/dL, or events necessitating transfusion.
|
The risk of major bleeding within one year in atrial fibrillation patients enrolled in the Euro Heart Survey
|