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Controversies Revisited: Left Atrial Appendage Occlusion Debate Revisited
This is an excellent summary of the pros and cons of LAA occlusion for stroke prevention in non valvular AF. The authors consider the evidence for both, and expand on the limitations of some of the cited studies' designs and the lack of a registry. As is well established, a registry could be useful in determining long term efficacy such as is found in the The Transcatheter Valve Therapy registry for surveillance of transcatheter aortic valve replacement.