what are the Recommendations for Interruption and Bridging Anticoagulation
Referenced studies that support new or modified recommendations
are summarized in Online Data Supplement 3.?
Bridging therapy with unfractionated heparin or low-molecular-weight heparin is recommended for patients with AF and a mechanical heart valve undergoing procedures that require interruption of warfarin. Decisions on bridging therapy should balance the risks of stroke and bleeding.