Anteroapical thrombus in patient with anteroapical akinesia post anteroapical MI Why an akinetic area predisposes to thrombus formation 1. Blood stasis (the main reason) An akinetic region does not contract, so it fails to eject blood properly. Blood becomes stagnant in that pocket, especially in the apex → slow-flow / spontaneous echo contrast appears on echo. Slow flow is the perfect environment for clot formation. 2. Endocardial injury after infarction Akinetic segments usually represent an a