Anticoagulation is necessary to prevent thrombosis and embolism in patients with atrial fibrillation, and anticoagulation with warfarin can reduce the risk of stroke by 68%. ? Wang Xinhua, Department of Cardiology, Shanghai Renji Hospital
Anticoagulation is only a preventive treatment for the risk of thromboembolism in atrial fibrillation. It does not eliminate atrial fibrillation and therefore does not improve clinical symptoms such as palpitations, weakness and heart failure.
Anticoagulation therapy has an increased risk of bleeding. What is the risk of bleeding?
Long-term use of warfarin requires INR testing, which is not adhered to in many patients. ?
The effect of warfarin can be easily influenced by other drugs or diet, making it difficult to adjust the dose of anticoagulant therapy under test.