In patients with post-MI LV thrombus which resolves after 3-6 months of anticoagulation, would you consider surveillance imaging for thrombus recurrence if there is persistent apical akinesis?  

Yes. Theoretically, the risk for clot formation is highest immediately post MI. One can hope apical function improves over time. An anti-platelet regimen may also help prevent recurrence of thrombus formation. Surveillance with Echo [and CMR] will be helpful in detecting recurrence, in which case a...