What anticoagulant treatments are indicated for patients with mitral stenosis and left atrial thrombus?
Anticoagulation is indicated for patients with mitral stenosis and left atrial thrombus (Class I; Level of Evidence B). Warfarin (target INR, 2.0 3.0) and low-dose aspirin are indicated for patients with no risk factors; warfarin (target INR, 2.5 3.5) and low-dose aspirin are indicated for patients with mechanical aortic valve replacement and risk factors; and warfarin (target INR, 2.5 3.5) and low-dose aspirin are indicated after mitral valve replacement with any mechanical valve (Class I; Level of Evidence B).